Mares v. Chrysler Group LLC CA2/3 ( 2015 )


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  • Filed 9/4/15 Mares v. Chrysler Group LLC CA2/3
    NOT TO BE PUBLISHED IN THE OFFICIAL REPORTS
    California Rules of Court, rule 8.1115(a), prohibits courts and parties from citing or relying on opinions not certified for
    publication or ordered published, except as specified by rule 8.1115(b). This opinion has not been certified for publication
    or ordered published for purposes of rule 8.1115.
    IN THE COURT OF APPEAL OF THE STATE OF CALIFORNIA
    SECOND APPELLATE DISTRICT
    DIVISION THREE
    HETHALEIN MARES et al.,                                               B249272
    Plaintiffs and Respondents,                                  (Los Angeles County
    Super. Ct. No. GC044931)
    v.
    CHRYSLER GROUP LLC,
    Defendant and Appellant.
    APPEAL from a judgment of the Superior Court of Los Angeles County,
    C. Edward Simpson, Judge. Affirmed.
    Sedgwick LLP, Philip R. Cosgrove, Hall R. Marston and Ryan E. Cosgrove for
    Defendant and Appellant.
    Bisnar | Chase, Brian D. Chase and Jill P. McDonell for Plaintiffs and
    Respondents.
    _____________________
    INTRODUCTION
    Following a strict products liability jury trial regarding a minivan fire, Defendant
    and Appellant FCA US LCC (formerly known as Chrysler Group LLC and hereinafter
    referred to as Chrysler) appeals the judgment entered in favor of Plaintiffs and
    Respondents Stephen A. Mares, Stephen J. Mares, Hethalein Mares, Seth Mares, and
    Sophia Mares. Chrysler argues that the judgment requires reversal because: (1) the court
    erred when it instructed the jury on the consumer expectation test rather than the
    risk/benefit test to establish Chrysler’s liability for Plaintiffs’ product defect claim,
    (2) the court improperly instructed the jury during deliberations regarding the subject
    matter of the consumer expectation test, (3) Plaintiffs’ accident reconstruction expert’s
    opinion lacked evidentiary support, (4) Plaintiffs’ expert showed the jury an inaccurate
    animation of how the vehicle fire occurred, (5) the court improperly excluded Chrysler’s
    evidence regarding the absence of similar vehicle fires, and (6) the jury committed
    misconduct by considering evidence outside the record. We conclude that the court
    properly instructed the jury on the consumer expectation test, the jury committed no
    misconduct requiring reversal, and the court did not abuse its discretion in making the
    evidentiary rulings admitting testimony and an animation from Plaintiffs’ expert and
    excluding Chrysler’s evidence of the absence of similar incidents. We thus affirm.
    FACTS AND PROCEDURAL BACKGROUND
    In October 2009, Stephen A. Mares1 was driving a 1998 Dodge Caravan on
    Interstate 5 in Irvine California. Stephen’s wife, their two minor children, and Stephen’s
    father were passengers in the Caravan. All five family members are Plaintiffs in this
    case. While driving 72 miles per hour, the left rear tire suddenly suffered tire tread
    separation. Stephen then drove the Caravan across several lanes of traffic to make an
    emergency stop on the right shoulder of the highway. A trail of fire followed the
    Caravan across the lanes until it came to a stop on the shoulder. Almost immediately
    1
    We refer to Stephen A. Mares by his first name for the sake of clarity and not out
    of disrespect.
    2
    after stopping, flames engulfed the bottom and sides of the Caravan. Although all five
    family members survived, Stephen and his father struggled to free the children from their
    car seats during the fire. Stephen, his father, and the children suffered second and third
    degree burns. Plaintiffs subsequently sued Chrysler for strict products liability and
    negligent infliction of emotional distress, among other causes of action.2
    The strict product liability claim was tried before the jury. Plaintiffs alleged that
    the fuel tank and the filler neck assembly of the Caravan were defective. Plaintiffs
    moved in limine to proceed solely under the consumer expectation test, rather than the
    risk benefit test, to prove the product defect claim. Defendants opposed the motion,
    asserting that the consumer expectation test was inappropriate because Plaintiffs’ theory
    of design defect was too technical and mechanical, and thus beyond the common
    experience and knowledge of the consumer. The trial court, however, agreed with
    Plaintiffs, granted Plaintiffs’ motion in limine, and later instructed the jury on the
    consumer expectation test and not on the risk/benefit test.
    Plaintiffs’ theory of the case involved the vehicle’s tire tread damaging the fuel
    system. At trial, Plaintiffs used three experts to explain their design defect theory to the
    jury: (1) a forensic consultant in tire litigation who discussed the tire tread separation,
    (2) a mechanical engineer who explained how the fender liner moved and the fuel system
    fell apart in multiple places, and (3) a fire and explosion investigator who explicated the
    causes of the vehicle fire. The experts explained the causes of the fire and the fuel system
    defect as follows.
    First, the left rear tire suffered tread separation, and the tire tread displaced the
    inner fender liner. The displaced fender liner exposed the fuel filler neck to the damaged
    and shredded tire treads. The fuel filler neck is the tubing system through which fuel
    enters the vehicle and is transported to the fuel tank when a consumer fills the vehicle
    with gasoline. The shredded tire treads caught on the filler neck near the vehicle’s gas
    cap and pulled the filler neck down towards the ground. The tire treads also separated the
    2
    Plaintiffs’ other claims are not at issue on appeal, and we thus do not discuss them.
    3
    fuel filler neck from the spud that attached the filler to the fuel tank. Liquid gasoline then
    escaped from the fuel tank and vaporized. The gasoline vapors were ignited by friction
    sparks from either the steel wires woven into the tire tread or from the metal rim of the
    wheel hitting the road. The ignited vapors created the visible trail of fire on the road
    behind the Caravan as Stephen maneuvered the vehicle to the right shoulder of the
    interstate. Plaintiffs’ mechanical engineer and vehicle design expert Stephen Syson
    showed the jury an animation illustrating this theory of how the tire tread displaced the
    fuel filler neck.
    Chrysler also presented several experts and an alternative theory of how the
    automobile fire occurred. Over Chrysler’s objection, the court excluded testimony that
    there had not been any similar vehicle fire incidents involving this make and model of
    minivan. The jury returned a verdict in favor of Plaintiffs, awarding a total of $915,000
    in compensatory damages to Plaintiffs. Chrysler moved for a new trial and for judgment
    notwithstanding the verdict. In the motion for new trial, Chrysler asserted that juror
    misconduct required reversal because one juror improperly presented external evidence to
    the jury. The motion also asserted that the court improperly gave the jury conflicting
    instructions regarding the consumer expectation test, and the court erroneously excluded
    Chrysler’s absence of similar incidents evidence. The trial court denied both motions.
    DISCUSSION
    1.     The Court Properly Applied the Consumer Expectation Test
    Chrysler asserts that the court erred in instructing the jury on the consumer
    expectation test rather than the risk/benefit test. We review de novo the trial court’s
    decision to instruct the jury on the consumer expectation test. (Mansur v. Ford Motor
    Co. (2011) 
    197 Cal. App. 4th 1365
    , 1374; Ford v. Polaris Industries, Inc. (2006)
    
    139 Cal. App. 4th 755
    , 766.) Instructional error warrants reversal only if the “error caused
    actual prejudice in light of the whole record.” (Soule v. General Motors Corp. (1994)
    
    8 Cal. 4th 548
    , 574 (Soule).)
    4
    At issue is the appropriate instruction regarding design defect product liability
    under the particular facts of this case. In Barker v. Lull Engineering Co. (1978)
    
    20 Cal. 3d 413
    , 432 (Barker), the Supreme Court explained that in product design defect
    cases, a manufacturer can be strictly liable for resulting injuries, “under either of two
    alternative tests. First, a product may be found defective in design if the plaintiff
    establishes that the product failed to perform as safely as an ordinary consumer would
    expect when used in an intended or reasonably foreseeable manner. Second, a product
    may alternatively be found defective in design if the plaintiff demonstrates that the
    product’s design proximately caused his injury and the defendant fails to establish, in
    light of the relevant factors, that, on balance, the benefits of the challenged design
    outweigh the risk of danger inherent in such design.”
    The first test, commonly called the consumer expectation test, “is reserved for
    cases in which the everyday experience of the product’s users permits a conclusion that
    the product’s design violated minimum safety assumptions, and is thus defective
    regardless of expert opinion about the merits of the design.” 
    (Soule, supra
    , 8 Cal.4th at
    p. 567, italics omitted.) “Under that test, ‘a plaintiff is required to produce evidence of
    the “objective conditions of the product” as to which the jury is to employ its “own sense
    of whether the product meets ordinary expectations as to its safety under the
    circumstances presented by the evidence.” [Citation.]’ [Citation.]” (Arnold v. Dow
    Chemical Co. (2001) 
    91 Cal. App. 4th 698
    , 717.)
    “In a jury case, the trial court must initially determine, as a question of foundation
    and in the context of the facts and circumstances of the particular case, whether the
    product is one about which the ordinary consumer can form reasonable minimum safety
    expectations.” (McCabe v. American Honda Motor Co. (2002) 
    100 Cal. App. 4th 1111
    ,
    1125-1126, fn. 7 (McCabe).) “Unless the facts actually permit an inference that the
    product’s performance did not meet the minimum safety expectations of its ordinary
    users, the jury must engage in the balancing of risks and benefits required by the second
    prong of Barker.” 
    (Soule, supra
    , 8 Cal.4th at p. 568.) Thus, to determine whether the
    court erred by instructing the jury on the consumer expectation test, we assess “whether
    5
    the circumstances of the product’s failure permit an inference that the product’s design
    performed below the legitimate, commonly accepted minimum safety assumptions of its
    ordinary consumers.” (Id. at pp. 568-569.)
    Chrysler asserts that “Soule and its progeny make clear that [the consumer
    expectation test] should not have been applied under the evidence presented.” In 
    Soule, supra
    , 8 Cal.4th at page 556, the plaintiff was injured in an automobile collision, where
    her vehicle’s front wheel broke free, collapsed rearward, and smashed the vehicle’s
    floorboard into her ankles. The Supreme Court determined that the plaintiffs’ theory of
    the design defect involved matters that were not subject to ordinary consumer
    expectations. (Id. at p. 570.) The Supreme Court held that “the instant jury should not
    have been instructed on ordinary consumer expectations. [The p]laintiff’s theory of
    design defect was one of technical and mechanical detail. It sought to examine the
    precise behavior of several obscure components of her car under the complex
    circumstances of a particular accident. The collision’s exact speed, angle, and point of
    impact were disputed.” (Ibid.) The Supreme Court explained: “An ordinary consumer of
    automobiles cannot reasonably expect that a car’s frame, suspension, or interior will be
    designed to remain intact in any and all accidents. Nor would ordinary experience and
    understanding inform such a consumer how safely an automobile’s design should
    perform under the esoteric circumstances of the collision at issue here.” (Ibid.)
    Soule is distinguishable because the present case does not involve esoteric
    circumstances within which consumers would lack expectations of their vehicle’s
    performance. Rather, this case involves a common-place tire separation. An ordinary
    consumer of automobiles can reasonably expect that when their tire tread separates, the
    tire tread will not cause a fire within the fuel system. The Supreme Court in Soule also
    stated that “[i]n particular circumstances, a product’s design may perform so unsafely
    that the defect is apparent to the common reason, experience, and understanding of its
    ordinary consumers. In such cases, a lay jury is competent to make that determination.”
    
    (Soule, supra
    , 8 Cal.4th at p. 569.) This is one of those circumstances. Here, the vehicle
    performed so unsafely during the tire tread separation, that the defect was obvious and
    6
    apparent to any consumer. An ordinary consumer would not expect their vehicle’s fuel
    system to be severely compromised by a tire tread separation, nor would that consumer
    expect their vehicle to be engulfed in flames as a result of a tire tread separation.
    In Akers v. Kelley Co. (1985) 
    173 Cal. App. 3d 633
    , 641, disapproved on another
    ground in People v. Nesler (1997) 
    16 Cal. 4th 561
    , 582, footnote 5, the Court of Appeal
    evaluated the applicability of the consumer expectation test to a dockboard, “essentially
    an adjustable platform designed to bridge the gap between a stationary loading dock and
    the rear end of a freight-carrying truck or van.” Several hours after a forklift struck the
    dockboard, the dockboard flew apart and injured a worker. (Akers v. Kelley Co., at
    p. 644.) The trial court instructed solely on the consumer expectation test and the Court
    of Appeal affirmed. (Id. at p. 648.) The Court explained that “[t]here are certain kinds of
    accidents—even where fairly complex machinery is involved—which are so bizarre that
    the average juror, upon hearing the particulars, might reasonably think: ‘Whatever the
    user may have expected from that contraption, it certainly wasn’t that.’ Here, a
    dockboard flew apart and injured [the worker]. A reasonable juror with no previous
    experience of dockboards could conclude that the dockboard in question failed to meet
    ‘consumer expectations’ as to its safety.” (Id. at p. 651.)
    Likewise the vehicle fire caused by a tire tread separation in this case was so
    abnormal and dangerous, that the average, reasonable juror could easily conclude that the
    minivan failed to meet consumer expectations. As the Supreme Court in Soule explained:
    “the ordinary consumers of modern automobiles may and do expect that such vehicles
    will be designed so as not to explode while idling at stoplights, experience sudden
    steering or brake failure as they leave the dealership, or roll over and catch fire in two-
    mile-per-hour collisions. If the plaintiff in a product liability action proved that a
    vehicle’s design produced such a result, the jury could find forthwith that the car failed to
    perform as safely as its ordinary consumers would expect, and was therefore defective.”
    
    (Soule, supra
    , 8 Cal.4th at pp. 566-567, fn. 3.) Here, a reasonable juror could conclude
    that a tire tread separation should not result in a flames engulfing the vehicle.
    7
    Therefore, we conclude that the court did not err in granting Plaintiffs’ motion in
    limine, allowing Plaintiffs to proceed on the consumer expectation test theory, and in
    instructing the jury on the consumer expectation test rather than the risk/benefit test. 3
    2.     The Court Properly Responded to the Jury’s Question by Identifying the
    Vehicle as the Subject of the Consumer Expectation Test
    Chrysler argues that the Court erred in its response to a juror question during
    deliberations and that such error requires reversal. At issue is a juror question regarding
    the special verdict form. The special verdict form queried: “Did the design of the fuel
    system on Stephen A. Mares’ vehicle fail to perform as safely as an ordinary consumer
    would have expected at the time of the incident?” On the first day of deliberations, the
    jury asked whether they had to decide “that there was a design defect in the fuel system”
    and “that the fire started the way the [P]laintiffs claimed.” The court discussed a proper
    response with counsel, and responded in writing as follows: “A vehicle is defective if it
    did not perform as an ordinary consumer would have expected it to perform under the
    circumstances. You do not need to decide whether there was a design defect in the fuel
    system. However, to decide whether the vehicle performed as an ordinary person would
    have expected it to perform you will have to decide how the fire started.” Chrysler
    3
    We note that Chrysler asserts that the trial court’s application of the consumer
    expectation test was procedurally defective. Chrysler argues that the jury was required to
    first determine whether the consumer expectation test applied to this case before
    addressing whether the product’s safety fell below consumer expectations. The
    procedure advocated for by Chrysler comes from dicta within a footnote in 
    McCabe, supra
    , 100 Cal.App.4th at page 1125–1126, footnote 7. This statement in McCabe
    appears to be an outlier in California case law, and has been cited by only two published
    Court of Appeal cases, Chavez v. Glock, Inc. (2012) 
    207 Cal. App. 4th 1283
    , 1310-1311,
    footnote 10, and Saller v. Crown Cork & Seal Co., Inc. (2010) 
    187 Cal. App. 4th 1220
    ,
    1233-1234. We find the legal basis for this statement in McCabe questionable.
    Moreover, the jury effectively determined that the consumer expectation test applied to
    these facts when it concluded in a 10-to-two vote that the product failed to satisfy
    consumer expectations. Thus, there was no procedural error associated with application
    of the consumer expectation test requiring reversal under these facts.
    8
    contends that “[t]he Court’s about face regarding the specification of the defective
    product was reversible error.” We disagree.
    “The court’s duty to instruct the jury is discharged if its instructions embrace all
    points of law necessary to a decision. [Citation] A party is not entitled to have the jury
    instructed in any particular fashion or phraseology, and may not complain if the court
    correctly gives the substance of the applicable law. [Citation.]” (Thompson Pacific
    Construction, Inc. v. City of Sunnyvale (2007) 
    155 Cal. App. 4th 525
    , 553.) “We review
    challenges to the propriety of jury instructions in correctly stating the relevant law under
    the de novo standard of review. [Citation.]” (Collins v. Navistar (2013) 
    214 Cal. App. 4th 1486
    , 1500.) “Not all instructional errors require reversal and a new trial. To obtain a
    reversal, an appellant must establish that the error was prejudicial.” (Adams v. MHC
    Colony Park, L.P. (2014) 
    224 Cal. App. 4th 601
    , 613.) This means that it must appear
    reasonably probable that without the instructional error, the jury’s verdict would have
    been more favorable to Defendants. (Scott v. Rayhrer (2010) 
    185 Cal. App. 4th 1535
    ,
    1540.) “ ‘Here the question is, how would a reasonable juror understand the instruction.
    [Citation.] In addressing this question, we consider the specific language under challenge
    and, if necessary, the charge in its entirety. [Citation.] Finally, we determine whether the
    instruction, so understood, states the applicable law correctly.’ [Citation.]” (People v.
    Woodward (2004) 
    116 Cal. App. 4th 821
    , 834.)
    We conclude that there was no error in the trial court’s instruction identifying the
    subject of the consumer expectation test as the vehicle, rather than the fuel system.
    Pursuant to CACI 1203, a plaintiff must prove that “That the [product] did not perform as
    safely as an ordinary consumer would have expected it to perform when used or misused
    in an intended or reasonably foreseeable way.” (Italics and bracketed language in
    original.) Similarly, CACI verdict form VF-1201, which sets forth questions for the
    consumer expectation test, asks the jurors: “Did the [product] fail to perform as safely as
    an ordinary consumer would have expected when used or misused in an intended or
    reasonably foreseeable way?” (Italics and bracketed language in original.) The model
    9
    jury instruction and verdict form clearly identify the entire product as the subject matter
    of consumer expectation test, not merely one component of the product.
    Case law likewise states that the jury is to determine whether the product itself
    fails to meet consumer expectations as to safety. 
    (Soule, supra
    , 8 Cal.4th at p. 562
    [a product is defective in design if it does fail to perform as safely as an ordinary
    consumer would expect]; Pannu v. Land Rover North America, Inc. (2011)
    
    191 Cal. App. 4th 1298
    , 1311-1312 (Pannu) [“ ‘The critical question, in assessing the
    applicability of the consumer expectation test, is not whether the product, when
    considered in isolation, is beyond the ordinary knowledge of the consumer, but whether
    the product, in the context of the facts and circumstances of its failure, is one about which
    the ordinary consumers can form minimum safety expectations.’ ”]; Campbell v. General
    Motors Corp. (1982) 
    32 Cal. 3d 112
    , 118 [“ ‘a product may be found defective in design
    if the plaintiff demonstrates that the product failed to perform as safely as an ordinary
    consumer would expect when used in an intended or reasonably foreseeable manner.’
    (Citation.) This standard reflects a warranty analysis and is based on the theory that
    when a manufacturer places a product on the market, a representation is impliedly made
    that the product is safe for the tasks it was designed to accomplish.”]; 
    Barker, supra
    , 20
    Cal.3d at p. 435 [“We hold that a trial judge may properly instruct the jury that a product
    is defective in design . . . if the plaintiff demonstrates that the product failed to perform as
    safely as an ordinary consumer would expect when used in an intended or reasonably
    foreseeable manner”].)
    Thus, the court’s response correctly instructed the jury to consider the entire
    vehicle in determining whether it met the consumer’s safety expectations. The model
    jury instruction, model special verdict form, as well as case law indicate that this was the
    correct inquiry. The special verdict form in this case was inaccurate to the extent that it
    asked the jury to determine whether “the design of the fuel system” failed to perform as
    safely as an ordinary consumer would expect. We nonetheless conclude that this
    inaccuracy did not prejudice Chrysler. Here, the jury instructions specifically informed
    the jurors that in order for Plaintiffs to prove that the vehicle was defective, they had to
    10
    prove “[t]hat the vehicle did not perform as safely as an ordinary consumer would have
    expected at the time of use.” (Italics added.) As explained above, this is the correct
    instruction to issue to the jury. Moreover, the court reiterated this instruction when it
    responded to the jury’s questions during deliberation.
    To the extent the special verdict form specified a particular part of the vehicle (the
    fuel system) in asking whether it met consumer safety expectations, this did not prejudice
    Chrysler. Rather, the impact, if any, of the special verdict form specifying the fuel
    system as the subject of the consumer expectation test was to make it more difficult for
    Plaintiffs to prove their case because the form prompted the jury to focus on a particular
    part of the vehicle rather than consider the vehicle in general.
    Based on the foregoing, we conclude that there was no instructional error
    requiring reversal.
    3.     The Court Properly Admitted Syson’s Opinion and Animation
    Chrysler advances two arguments regarding the expert opinion provided by
    Plaintiffs’ mechanical engineer and vehicle design expert, Stephen Syson. First, Chrysler
    asserts that Syson’s opinion lacked foundation because he could not determine the
    dimensions of the tire tread separation. Second, Chrysler argues that the court
    wrongfully permitted Syson to show his animation of the accident reconstruction to the
    jury because his opinion lacked foundation and the animation was inaccurate.
    a.     Tire Tread Separation Dimensions
    Plaintiffs’ expert Syson concluded that the left rear tire separation moved the
    wheel-well’s inner liner, grabbed the fuel filler neck, and disconnected it from the gas
    tank spud, spilling gasoline which then vaporized and ignited. Chrysler argues that
    although the cornerstone of Syson’s opinion was that the tread separation was of
    sufficient length, width, and weight to move the inner liner, and grab and dislodge the
    fuel filler neck, there were no proven facts for Syson’s deductions regarding the
    dimensions of the tire tread and thus Syson’s opinion lacked foundation. Chrysler argues
    that “Syson made up the dimensions of a hypothetical separated tread in order to fit his
    reconstruction, which is improper because those dimensions must be proven by evidence
    11
    aside from the expert’s opinion.” (Italics added.) We review the trial court’s decision to
    admit Syson’s opinion for abuse of discretion. (People v. Austin (2013) 
    219 Cal. App. 4th 731
    , 742 [“ ‘A claim that expert opinion evidence improperly has been admitted is
    reviewed on appeal for abuse of discretion. [Citation.]’ ”].)
    Evidence Code section 801 provides: “If a witness is testifying as an expert, his
    testimony in the form of an opinion is limited to such an opinion as is: [¶] . . . [¶]
    (b) Based on matter (including his special knowledge, skill, experience, training, and
    education) perceived by or personally known to the witness or made known to him at or
    before the hearing, whether or not admissible, that is of a type that reasonably may be
    relied upon by an expert in forming an opinion upon the subject to which his testimony
    relates, unless an expert is precluded by law from using such matter as a basis for his
    opinion.” This means that “ ‘the matter relied on must provide a reasonable basis for the
    particular opinion offered, and that an expert opinion based on speculation or conjecture
    is inadmissible.’ ” (Corenbaum v. Lampkin (2013) 
    215 Cal. App. 4th 1308
    , 1331.)
    Although “[a]n expert may not base his opinion on conjecture [citation] [the expert] may
    identify a causative force by a process of eliminating other causes [citation]. [For
    example, in] arson cases an expert may draw an inference and testify to his opinion that
    the fire had been ignited by flammable liquid, even though he has found no residue, taste
    or smell of it. [Citations.] The strength of his assumptions affects the weight rather than
    the admissibility of his opinion.” (People v. Sundlee (1977) 
    70 Cal. App. 3d 477
    , 484-
    485.)
    Here, Syson’s opinion that a tire tread separation of sufficient size caused the fuel
    filler neck to detach and shift out of place was based on inferences supported by the
    physical evidence and testimony adduced at trial from Plaintiffs’ tire and fire experts. In
    particular, tire expert Troy Cottles testified that he reviewed all of the tires on the vehicle,
    examined the vehicle, read witness testimony, reviewed testing that had been conducted,
    and collected evidence from his inspection of the failed tires. Cottles stated that based on
    the tire’s peeled appearance following the fire, the left rear tire suffered a tire tread
    separation, meaning that the top belt and tread piece separated. He explained that the tire
    12
    did not suffer a side wall blow-out because such blow-outs do not result in peeling layers
    between steel belts, as was present on this tire.
    Cottles determined that the tire tread separation preceded the vehicle fire based on
    the physical appearance of the tire remains. This tire consisted of two belts of wire.
    Cottles explained that if the fire damaged the tire before separation, he would have
    expected to find both belts together and there to be a two-belt residue because if fire
    consumed the tire while it was whole, it would not separate into layers. In contrast, the
    tire remains at the accident scene consisted of a single belt which had been consumed by
    fire. Cottles concluded that the separation thus occurred before the fire. Chrysler did not
    offer conflicting evidence on tire separation.
    Plaintiffs’ fire expert Michael Schulz testified that he searched for fire patterns,
    considered witness observations, contemplated fire dynamics, and engaged in a four-step
    heat inflamed vector analysis to determine the cause of the vehicle fire. Schulz stated
    that the fire patterns down the driver’s side of the vehicle indicated that the fire started in
    the back of the vehicle and moved across the sliding passenger door toward the driver’s
    door. Because the fire was moving toward the engine compartment, it could not have
    started there. In addition, there was much less damage to the passenger side (the right
    side) of the vehicle because the fire did not originate on that side. He explained that the
    fire occurred “in the area of the left rear wheel well essentially. That’s the opening for
    the filler neck to the gas tank, and it’s on [the driver’s] side of the vehicle, not the other
    side.” Schulz testified that the burn and fire pattern evidence on the vehicle matched
    witness testimony regarding the appearance of the fire and Plaintiffs’ actions in opening
    doors and escaping the burning vehicle.
    Schulz also stated that physical evidence showed damage to the left tire rim from
    contact with the ground. He testified that the rim’s interaction with the ground would
    have caused sparking and was a competent source of ignition for the fire. Schulz testified
    that the fuel source of the fire was the filler neck, based on evidence of the fire’s origin,
    the fuel filler neck’s location, the amount of fuel needed to create the fire trail described
    by eyewitness testimony, and the burnt remnants of the rubber components on the fuel
    13
    filler neck. Schulz explained that the fuel source had to be liquid gasoline, as it was the
    only source capable of leaving the fire trail described by witnesses, without any stain on
    the pavement. In sum, Schulz concluded that the origin of the fire was located at or near
    the fuel filler neck assembly in the left rear quadrant of the Mares’ vehicle, and that
    liquid gasoline escaped from the fuel system, vaporized, intermixed with ambient air to
    be within flammable range, and was ignited by friction sparks from the rim or steel treads
    hitting the pavement.
    Syson utilized Cottles’ conclusion that there was a tire tread separation, physical
    evidence, and witness testimony regarding the fire trail as well as Schulz’s determination
    that the fire started in the area of the fuel filler neck to form his opinion that the car fire
    was started by the tire tread separation causing the fuel filler neck to detach, shift out of
    place, and leak fuel. Syson testified that the vehicle had a dent in the weld flange (where
    the inner fender and outer fender wells attach), which lined up with the location of fuel
    filler neck. Syson stated that the dent was caused by the fuel filler neck after the tread
    dislodged the filler neck from the gas filler door area. In addition, there was a dent in the
    fender lip, which matched the diameter of the filler neck; this evidenced that the fuel
    filler neck had fallen down to the point where it was caught between the tire tread and the
    wheel lip. The physical evidence indicated that the fuel filler neck was
    “basically . . . caught and pulled towards the back of the minivan and then, as the tread
    part got caught behind it, [the fuel filler neck] was pushed outward.”
    Syson also showed the jury photos of the inner fender well, identified dents in the
    well that would not normally be there, and stated that the dents show that the fuel filler
    neck got caught between the inner fender well and the leaf spring (a component of the
    wheel’s suspension system). Syson concluded that as the fuel filler neck came out, the
    filler neck was impacting and bouncing between the leaf spring and the inner fender well
    so that the fender liner was moving rearward in the wheel opening. Syson testified that
    the fuel filler neck caused those dents while the vehicle was still moving because only
    under such circumstances could this lightweight component have sufficient force to cause
    the dents.
    14
    We conclude that Syson’s opinion was properly based on the physical evidence.
    Simply because the tire tread was destroyed in the accident does not mean that Syson
    could not deduce the causative forces of the vehicle fire. Like in arson cases where an
    expert may draw an inference and testify to his opinion that the fire had been ignited by
    flammable liquid, even though the expert found no residue, taste, or smell of it, Syson
    similarly could deduce here that the tire tread of sufficient size displaced the inner fender
    liner and the fuel filler neck. Experts Cottles and Schulz respectively determined that
    there was a tire tread separation prior to the vehicle fire and that the fire originated in the
    fuel filler neck area after gasoline was ignited by friction sparks. The dented state of the
    wheel liner and other components as well as the displaced fuel filler neck indicated that
    the fuel filler neck had been displaced by the tire tread separation and had caused damage
    to those vehicle components while bouncing around before the vehicle came to a stop.
    This evidence provided sufficient foundation for Syson’s opinion. To the extent that
    Syson could not provide the exact dimensions of the tread or produce the tread itself
    simply goes to the weight the jury affords his testimony.
    We thus conclude that the court did not abuse its discretion in admitting Syson’s
    expert testimony.
    b.     Syson’s Animation
    Chrysler also argues that the court’s admission of Syson’s animation was a
    prejudicial abuse of discretion because (1) Syson’s underlying expert opinion that was
    illustrated by the animation was inadmissible for lack of foundation, and (2) the
    animation failed to accurately represent Syson’s opinion. As explained above, Syson’s
    expert opinion was properly admitted. We therefore do not address Chrysler’s first
    argument regarding foundation any further. As to the second argument, Chrysler attacks
    the animation on a number of factual grounds, which we address below.
    In general, “ ‘[a]nimation is merely used to illustrate an expert’s testimony . . . .
    Animations do not draw conclusions; they attempt to recreate a scene or process, thus
    they are treated like demonstrative aids. . . .’ [Citations.] In other words, a computer
    animation is demonstrative evidence offered to help a jury understand expert testimony or
    15
    other substantive evidence . . . .” (People v. Duenas (2012) 
    55 Cal. 4th 1
    , 20 (Duenas).)
    “Trial courts have broad discretion to admit demonstrative evidence . . . to illustrate a
    witness’s testimony.” (People v. Mills (2010) 
    48 Cal. 4th 158
    , 207.) “A computer
    animation is admissible if ‘ “it is a fair and accurate representation of the evidence to
    which it relates . . . .” ’ ” (Duenas, at p. 20.)
    Here, the animation provided a general demonstration of Syson’s opinion. To the
    extent that Chrysler asserts that aspects of Syson’s animation failed to accurately reflect
    his opinion because specific parts of the vehicle (the fuel filler neck’s breakaway housing
    and the inner liner) were not displayed or inaccurately disappeared during the animation,
    Syson clarified that these components were still attached in some form to the vehicle,
    described their position following the tire tread impact, and explained that they were
    removed from the illustration for the sake of clarity. As to the inner liner, Syson
    specifically pointed out that it was still displayed in the animation.
    Chrysler also asserts that the animation failed to show that the strands from the tire
    tread grabbed the filler tube, that it inaccurately showed the filler tube moving without
    any contact from tire tread separation, and that the animation incorrectly showed the left
    rear wheel spinning as the filler neck fell to street level. Based on our review of the
    animation, it accurately shows that the tire tread separation interacted with the filler tube
    as it spun around with the wheel’s rotation. For support of its arguments that the tire
    tread is not accurately represented in the animation, Chrysler cites Syson’s answers to
    questions involving screen captures of the animation. In those screen captures, the tire
    tread is not interacting with the fuel filler neck because it is in mid-rotation around the
    wheel. The fuel filler neck nonetheless appeared to have been displaced in the screen
    captures as a result of the tire tread’s impact with the filler neck during the previous
    wheel rotation. As to the animation’s depiction of the wheel spinning while the filler
    neck dropped, Syson clarified that the filler neck was falling as the wheels were moving,
    but that the filler neck only completely reached the ground after the wheel came to rest.
    Thus, to the extent that there was any inaccuracy, Syson clarified how to interpret the
    16
    animation and such details were inconsequential to the animation’s explanation of the
    causative forces behind the vehicle fire.
    Chrysler also opines that “Syson admitted the animation does not reflect the ‘real
    life’ effect of compressive forces he believes operated on the fuel system.” Chrysler takes
    Syson’s statement out of context in making this argument. In the portion of the transcript
    cited by Chrysler, Syson clarified that although not depicted, “in real life [the filler neck]
    would spring up[, and] there would be contact between the filler neck and other parts
    above.” Again, it is unclear, particularly in light of Syson’s clarification, how Syson
    misrepresented his opinion to the jury through this demonstrative aid.
    Lastly, Chrysler argues that “[n]one of Syson’s tests demonstrated the type of
    compression on the filler tube connector portrayed in the animation.” Notably, Syson
    stated that his laboratory testing was not intended to recreate the accident, particularly
    because Syson’s laboratory equipment was incapable of accelerating the vehicle to the
    72-miles-per-hour speed at which the Mares’ vehicle was traveling. The purpose of the
    testing was to see how or if the various parts of the vehicle would respond to tread
    separation. Syson stated that the impact forces of the tread on the interior wheel well
    would have been about double in the real accident of the forces he was able to create in
    the laboratory test. Thus, the animation was not intended to reflect his laboratory testing,
    but rather it reflected Syson’s expert opinion of what occurred during the accident.
    Based on the foregoing, we conclude that the animation provided an accurate
    overview of Syson’s opinion. The court did not abuse its discretion in allowing Plaintiffs
    to display the animation for the jury.
    4.     The Court Properly Excluded Evidence Regarding the Absence of Other
    Similar Incidents
    Intertwined in its arguments regarding the applicability of the consumer
    expectation test, Chrysler asserts that the court erred in excluding evidence regarding the
    absence of other similar incidents. “Trial court rulings on the admissibility of evidence,
    whether in limine or during trial, are generally reviewed for abuse of discretion.”
    
    (Pannu, supra
    , 191 Cal.App.4th at p. 1317.) “The appropriate test for abuse of discretion
    17
    is whether the trial court exceeded the bounds of reason. When two or more inferences
    can reasonably be deduced from the facts, the reviewing court has no authority to
    substitute its decision for that of the trial court. [Citations.]” (Shamblin v. Brattain
    (1988) 
    44 Cal. 3d 474
    , 478-479.) “The trial court’s error in excluding evidence is grounds
    for reversing a judgment only if the party appealing demonstrates a ‘miscarriage of
    justice’—that is, that a different result would have been probable if the error had not
    occurred.” (Zhou v. Unisource Worldwide (2007) 
    157 Cal. App. 4th 1471
    , 1480; Evid.
    Code, § 354; Code Civ. Proc., § 475.)
    Here, the Plaintiffs chose to pursue their design defect claim under a consumer
    expectation theory. (See 
    McCabe, supra
    , 100 Cal.App.4th at p. 1126 [“A claim of design
    defect may be proved under the consumer expectation theory (if applicable) or the risk
    benefit theory. The tests are not mutually exclusive, and a plaintiff may proceed under
    either or both.”].) During an oral motion in limine, Plaintiffs moved to exclude evidence
    of the absence of other similar incidents, meaning the lack of similar accidents involving
    this same make and model of vehicle. Chrysler asserted that the lack of other similar
    incidents “is incredibly probative to the issue that the jury is going to be deciding which
    is whether or not it fails to meet the expectations for an ordinary consumer.”
    The court found that testimony regarding the absence of other similar incidents
    was not relevant to consumer expectations. The court stated that “[a]lthough it was not
    one of the motions in limine, we did discuss on Thursday the admissibility of the
    proffered testimony of the defendant concerning the absence of any similar claim. . . . I
    am inclined to sustain the objection to any testimony concerning the absence of any
    similar claims. I don’t see the relevance of that testimony to the issues in this case. [¶]
    Negligence is no longer an issue in this case. Just because something did not happen
    before does not necessarily mean that it cannot happen. . . . So that’s just a heads up as to
    what the court is likely to do in the way of ruling on that evidence.”
    We conclude that the trial court’s exclusion of the absence of other similar
    incidents was not an abuse of discretion. Pursuant to Evidence Code section 351,
    “[e]xcept as otherwise provided by statute, all relevant evidence is admissible.” Relevant
    18
    evidence is “evidence . . . having any tendency in reason to prove or disprove any
    disputed fact that is of consequence to the determination of the action.” (Evid. Code,
    § 210.) In addition, “[t]he court in its discretion may exclude evidence if its probative
    value is substantially outweighed by the probability that its admission will (a) necessitate
    undue consumption of time or (b) create substantial danger of undue prejudice, of
    confusing the issues, or of misleading the jury.” (Evid. Code, § 352.) “Whether a trial
    court ought to [admit evidence of the absence of prior similar claims] depends upon the
    purpose of such evidence and a showing of foundational requirements.” (Benson v.
    Honda Motor Co. (1994) 
    26 Cal. App. 4th 1337
    , 1344.)
    We agree that testimony regarding the absence of other similar accidents is
    irrelevant to a consumer’s expectations regarding the product. Consumer expectations
    are “based on common experience of the product’s users,” not statistics regarding the
    absence or abundance of vehicle fires resulting from tire tread separations. 
    (Soule, supra
    ,
    8 Cal.4th at p. 564.) Not only is the absence of similar incidents irrelevant to the
    consumer expectation test, but would likely confuse and mislead the jury. As the
    Supreme Court has stated, “[t]he manufacturer may not defend a claim that a product’s
    design failed to perform as safely as its ordinary consumers would expect by presenting
    expert evidence of the design’s relative risks and benefits.” (Id. at p. 566.) The Court of
    Appeal has likewise stated that the consumer expectation test and the risk/benefit test
    “ ‘provide alternative means for a plaintiff to prove design defect and do not serve as
    defenses to one another. A product may be defective under the consumer expectation test
    even if the benefits of the design outweigh the risks.’ ” (Chavez v. Glock, 
    Inc., supra
    ,
    207 Cal.App.4th at p. 1303 quoting McCabe , supra, 100 Cal.App.4th at pp. 1120-1121.)
    Even if this type of car fire caused by a tire separation has never occurred before and thus
    the benefits of the vehicle’s design may outweigh a low risk of harm to the vehicle’s
    occupant, the vehicle can nonetheless fail to meet a consumer’s safety expectations.
    Chrysler’s proposed use of the evidence of other similar incidents would have
    impermissibly used the risk/benefit theory of liability to defend against liability under the
    consumer expectation test.
    19
    The Court of Appeal addressed a similar issue in Morton v. Owens-Corning
    Fiberglas Corp. (1995) 
    33 Cal. App. 4th 1529
    , 1532-1534, where the plaintiffs proved that
    the defendant’s asbestos containing product failed to meet consumer expectations. In that
    case, the Court of Appeal affirmed the trial court’s exclusion of “ ‘evidence that a
    particular risk was neither known nor knowable by the application of scientific
    knowledge available at the time of manufacture and/or distribution.’ ” (Id. at p. 1536.)
    The court of appeal explained that, “evidence as to what the scientific community knew
    about the dangers of asbestos and when they knew it is not relevant to show what the
    ordinary consumer of [the defendant’s] product reasonably expected in terms of safety at
    the time of [the plaintiff’s] exposure. It is the knowledge and reasonable expectations of
    the consumer, not the scientific community, that is relevant under the consumer
    expectations test. The fact that the scientific community was unaware of the dangers of
    asbestos, if that is a fact, would not make it any less reasonable for [the plaintiff] or other
    consumers of [the defendant]’s products to expect that they could work with or near [the
    defendant’s] products without getting cancer.” (Ibid.)
    Likewise here, the absence of similar accidents is not relevant to show what the
    ordinary consumer of Chrysler’s product reasonably expected in terms of safety when
    operating and riding in the van. The knowledge and reasonable expectations of
    consumers, not Chrysler’s experts, are relevant under the consumer expectation test. We
    therefore affirm the court’s exclusion of Chrysler’s evidence regarding the absence of
    similar incidents.
    5.     There Was No Juror Misconduct at Trial Requiring Reversal
    In its motion for new trial, Chrysler asserted that juror misconduct required
    reversal of the verdict. Specifically, Chrysler argued that one juror, Mr. Bhambi,
    improperly presented external evidence to the jury about an airplane fire he witnessed as
    an engineer in the Indian Air Force, and about a news report regarding a Las Vegas
    accident where a vehicle burst into flames. Chrysler asserts on appeal that the court erred
    in denying its motion for new trial and that Bhambi’s statements “corrupted the
    20
    deliberations, prompting at least two jurors to change votes on the special verdict’s
    threshold product defect issue.”
    “In ruling on a request for a new trial based on jury misconduct, the trial court
    must undertake a three-step inquiry. [Citation.] First, it must determine whether the
    affidavits supporting the motion are admissible. (Evid. Code, § 1150.) If the evidence is
    admissible, the trial court must determine whether the facts establish misconduct.
    [Citation.] Lastly, assuming misconduct, the trial court must determine whether the
    misconduct was prejudicial.” (People v. Dorsey (1995) 
    34 Cal. App. 4th 694
    , 703-704.)
    We independently review whether Chrysler was prejudiced by juror misconduct. (People
    v. Ault (2004) 
    33 Cal. 4th 1250
    , 1261-1262; Whitlock v. Foster Wheeler, LLC (2008)
    
    160 Cal. App. 4th 149
    , 158.)
    Here, Chrysler presented declarations from three jurors in support of its motion for
    a new trial. According to the juror declarations, the jury was initially equally divided on
    the first special verdict question and the jury foreperson informed the court that the jury
    was unable to reach a verdict. The court then sent the jury back for further deliberations.
    At that point in time, juror Bhambi told his fellow jurors about a plane fire he witnessed
    in the Indian army and about a Las Vegas car fire he learned about in the news.
    Subsequently, Bhambi and three other jurors changed their vote as to the first special
    verdict form question, which asked: “Did the design of the fuel system on Stephen A.
    Mares’ vehicle fail to perform as safely as an ordinary consumer would have expected at
    the time of the incident?” The final vote on this question was 10 jurors responding yes,
    and two responding no.
    In the first of three declarations, Juror Baum stated that at the beginning of
    deliberations he voted in favor of finding no defect in response to question one. He
    explained that when the court sent the jury back for further deliberations, Bhambi
    “informed [the jury] about his past experience while he was working as an engineer, in
    which he described a fire that occurred at the airport where he was working.” Baum also
    stated that Bhambi “discussed an incident that he saw on television that occurred the
    night before in Las Vegas, which involved a blowout and a wheel liner. He then told us
    21
    that he believed the wheel liner in this incident interacted with the fuel system to cause
    the fire.” Baum attested that he, Bhambi, and at least one other juror subsequently
    changed their vote from a finding of “no defect” to a vote in favor of finding a defect on
    the first special verdict form question.
    Juror Ortiz similarly attested in her declaration that she had initially voted in favor
    of finding no defect in response to question one. She stated that, “[a]fter we returned for
    further deliberations . . . Bhambi, informed us about his past experience with a plane,
    while he was working as an engineer, in which there was a fire in the fuel system. He
    also told us about an incident he saw on television involving a vehicle fire. He then told
    us he believed the wheel liner in this incident interacted with the fuel system to cause the
    fire.” Ortiz stated: “After discussing his knowledge and prior experience with the other
    jurors, Mr. Bhambi changed his vote in favor of the plaintiffs. At least one other juror[4]
    also changed her vote in favor of the plaintiffs, after Mr. Bhambi discussed his prior
    experience and the wheel liner was taken into consideration. Mr. Bhambi was initially an
    advocate for a finding of ‘no defect’ in response to Question No. 1, before he interjected
    his prior experience involving a plane and the incident he saw on television.” Ortiz
    further stated, “[d]uring deliberations, we were confused about how we were supposed to
    determine whether there was a design defect in the vehicle, because we were not
    presented with any evidence related to the design of the fuel system during the trial.”
    Lastly, juror Bhambi attested that he initially voted in favor of finding “no defect”
    in response to special verdict form question one. Bhambi stated: “After we returned for
    further deliberations, I informed the other jurors about my past experience with a plane,
    while I was working as an engineer for the Indian Air Force, in which a wheel liner
    caused a fire.” He further attested: “I also discussed an incident I saw on television that
    occurred in Las Vegas on Thursday, February 21, 2013, which involved a vehicle that
    impacted a taxi and resulted in a fire.” Bhambi attached a copy of an article regarding the
    4
    We note that Ortiz did not change her vote on this issue. Ortiz’s final vote on the
    first special verdict form question was no.
    22
    Las Vegas incident to his declaration. Bhambi stated that he then asked “the foreperson
    to send a question to the court to ask whether the wheel liner was part of the design of the
    fuel system.” Bhambi attested that “[a]fter discussing my knowledge and prior
    experience, as well as the incident I saw on television, I told the other jurors I believed
    the wheel liner in this incident interacted with the fuel system and caused the fire to
    occur. Subsequently, I changed my vote in favor of the plaintiffs and a few other jurors
    also changed their vote from a finding of ‘no defect,’ to a vote in favor of plaintiffs.”
    Pursuant to the three-prong test, we address first the admissibility of these
    declarations and then whether the declarations establish misconduct.
    a.     The Supporting Affidavits Were Admissible in Part
    “ ‘Upon an inquiry as to the validity of a verdict, any otherwise admissible
    evidence may be received as to statements made, or conduct, conditions, or events
    occurring, either within or without the jury room, of such a character as is likely to have
    influenced the verdict improperly.’ ([Evid. Code, § 1150, subd. (a)]) It is settled that
    jurors are competent to prove ‘objective facts’ under this provision. [Citation.] By
    contrast, the Legislature has declared evidence of certain other facts to be inadmissible
    for this purpose: ‘No evidence is admissible to show the effect of such statement,
    conduct, condition, or event upon a juror either in influencing him to assent to or dissent
    from the verdict or concerning the mental processes by which it was determined.’ ([Evid.
    Code, § 1150, subd. (a)]) Thus, jurors may testify to ‘overt acts’—that is, such
    statements, conduct, conditions, or events as are ‘open to sight, hearing, and the other
    senses and thus subject to corroboration’—but may not testify to ‘the subjective
    reasoning processes of the individual juror . . . .’ [Citation.] [¶] Among the overt acts
    that are admissible and to which jurors are competent to testify are statements. Section
    1150, subdivision (a), expressly allows proof of ‘statements made . . . either within or
    without the jury room . . . .’ ” (In re Stankewitz (1985) 
    40 Cal. 3d 391
    , 397, italics
    omitted.)
    Here, the juror declarations presented mostly admissible statements. The portions
    of the declarations regarding the status of the jury’s votes before and after Bhambi’s
    23
    statements were admissible as overt acts by the jurors, capable of corroboration.
    Similarly, the portions of the declarations which describe what Bhambi told his fellow
    jurors about the two fire incidents and Bhambi’s statements to the jury regarding the
    wheel liner interacting with the fuel system were likewise admissible. These statements
    were open to the hearing of the jurors and thus subject to corroboration.
    Yet, Ortiz’s statement about how the jury was confused during deliberations was
    inadmissible as it concerns the mental processes of the jury, which are not subject to
    corroboration. The inadmissible portion of Ortiz’s declaration specifically states:
    “During deliberations, we were confused about how we were supposed to determine
    whether there was a design defect in the vehicle, because we were not presented with any
    evidence related to the design of the fuel system during the trial.” As this statement deals
    with the subjective reasoning processes of the jurors, it was inadmissible and we do not
    consider it on appeal.
    b.     There Was No Juror Misconduct
    “Presentation to or reception by a jury of new evidence from sources outside the
    trial evidence constitutes misconduct. [Citation.] This includes expert opinions about
    issues in the case that are not based on the evidence.” (McDonald v. Southern Pacific
    Transportation Co. (1999) 
    71 Cal. App. 4th 256
    , 263.) However, “[a]ll the jurors,
    including those with relevant personal backgrounds, [are] entitled to consider [the]
    evidence and express opinions regarding it. ‘[I]t is an impossible standard to
    require . . . [the jury] to be a laboratory, completely sterilized and freed from any external
    factors.’ [Citations.] ‘It is “virtually impossible to shield jurors from every contact or
    influence that might theoretically affect their vote.” ’ [Citations.] A juror may not
    express opinions based on asserted personal expertise that is different from or contrary to
    the law as the trial court stated it or to the evidence, but if we allow jurors with
    specialized knowledge to sit on a jury, and we do, we must allow those jurors to use their
    experience in evaluating and interpreting that evidence. Moreover, during the give and
    take of deliberations, it is virtually impossible to divorce completely one’s background
    from one’s analysis of the evidence. We cannot demand that jurors, especially lay jurors
    24
    not versed in the subtle distinctions that attorneys draw, never refer to their background
    during deliberations. ‘Jurors are not automatons. They are imbued with human frailties
    as well as virtues.’ ” (People v. Steele (2002) 
    27 Cal. 4th 1230
    , 1266; In re Malone
    (1996) 
    12 Cal. 4th 935
    , 963.)
    Here, the alleged misconduct was that Bhambi told fellow jury members about
    (1) an experience he had as an engineer in the Indian Air Force in which a wheel liner
    caused a fire on a plane, (2) a Las Vegas car fire he saw on the television news, and
    (3) his belief that the wheel liner interacted with the fuel system and caused the fire in the
    present case. We conclude that this does not constitute misconduct.
    Bhambi did not represent himself as giving expert opinions. Rather, Bhambi
    explained his view of the Plaintiffs’ evidence to his fellow jury members by relating these
    two personal experiences regarding fires. This is not misconduct. “Jurors do not enter
    deliberations with their personal histories erased, in essence retaining only the experience
    of the trial itself. Jurors are expected to be fully functioning human beings, bringing
    diverse backgrounds and experiences to the matter before them.” (Moore v. Preventive
    Medicine Medical Group, Inc. (1986) 
    178 Cal. App. 3d 728
    , 741-742 [finding no
    misconduct where juror foreperson in case involving liability for plaintiff’s physical
    deformity told jury about her own physical deformity which she had never told anyone
    about and her own pain and suffering, which no amount of money could compensate].)
    “A juror does not commit misconduct merely by describing a personal experience in the
    course of deliberations.” (Iwekaogwu v. City of Los Angeles, (1999) 
    75 Cal. App. 4th 803
    ,
    819 [affirming denial of a new trial where juror in a race discrimination case “gave
    emotional descriptions of instances of discrimination he had seen as a reserve police
    officer”].).
    Similarly in English v. Lin (1994) 
    26 Cal. App. 4th 1358
    , a personal injury case, the
    plaintiff’s counsel asked the jury to compensate the injured plaintiff for the loss of his
    dream “ ‘to play pro ball and then go on to be a commercial artist’ ” and to award him
    damages for lost wages. (Id. at pp. 1362-1363.) The jury rendered a verdict in favor of
    the plaintiff and the defendant moved for a new trial on the ground that a juror had
    25
    committed misconduct by stating during deliberations that his brother-in-law was a
    commercial artist who had started his career making $42,000 but now earned $100,000.
    (Id. at p. 1363.) In affirming the denial of the motion for new trial, the appellate court
    noted that, like here, the declaration failed to provide specific information to show that
    the juror’s remarks “were intended by him, or interpreted by other jurors, as additional
    evidence to consider in this case, as opposed to an explanation as to [the juror’s]
    reasoning processes.” (Id. at p. 1365.) As demonstrated in English, a juror does not
    commit misconduct in discussing a personal experience during jury deliberations where
    the remarks are intended to explain, and are interpreted by the other jurors as explaining,
    the juror’s reasoning process, rather than as additional “evidence,” that is, something
    offered to prove the existence or nonexistence of a fact. (Evid. Code, § 140.)
    Likewise here, as in English, none of the juror declarations indicated that the
    statements made by Bhambi were intended by him, or interpreted by other jurors, to be
    additional evidence or anything beyond an explanation of his reasoning in favor of
    finding a defect. There is no evidence that Bhambi held himself out as an expert in
    accident reconstruction nor is there sufficient evidence that he formed or expressed an
    expert opinion on whether there was a defect in the fuel system. (See People v. 
    Steele, supra
    , 27 Cal.4th at pp. 1266-1267 [concluding that jurors did not cross the line into
    misconduct when they disagreed with the defendant’s testimony regarding what he had
    learned at a particular military school based on the jurors’ own experience at the military
    school, and stating that “it would be an impossibly high standard to permit . . . jurors to
    express an opinion on . . . evidence without relying on, or mentioning, their personal
    experience and background.”].) During voir dire, Bhambi disclosed that he was in the
    Indian Air Force and was a specialist in engine technology. He stated that he currently
    works for the post office as an electronic technician, and owns a small coin-operated
    laundry business. Nothing in the juror declarations or in the record shows that Bhambi
    had specialized knowledge regarding accident reconstruction or fuel systems. Bhambi’s
    single statement that he was once an engineer in the Indian air force and that he had
    26
    witnessed a plane fire does not establish that he had expertise or specialized knowledge
    regarding the fuel system or automobile components.
    It is unclear what Bhambi meant when he stated that the wheel liner “interacted”
    with the fuel system and the record does not support a conclusion that this statement is
    inconsistent the evidence presented at trial. Plaintiffs’ evidence clearly implicated the
    wheel liner in the series of events that caused the fire. Bhambi’s vague statement
    regarding the wheel liner was insufficient to constitute new evidence or an inconsistent
    expert opinion on the cause of the accident to expand the evidence that the jury was
    tasked with considering. In sum, integrity of the jury deliberative process remained
    intact: the evidence fails to indicate that this juror disclosed any material information
    during deliberations to augment the evidence that was presented at trial. (See People v.
    Castro (1986) 
    184 Cal. App. 3d 849
    , 857 [reversing because “the very integrity of the jury
    deliberative process” was jeopardized when a “juror conducted his own experiment at
    home which inferentially affected his verdict.”].)
    c.     Cases Cited by Chrysler Finding Juror Misconduct are Distinguishable
    Chrysler likens Bhambi’s statements to the juror misconduct discussed in
    Smoketree-Lake Murray, Ltd. v. Mills Concrete Construction Co. (1991) 
    234 Cal. App. 3d 1724
    (Smoketree-Lake), Smith v. Covell (1980) 
    100 Cal. App. 3d 947
    (Smith), Clemens v.
    Regents of University of California (1970) 
    8 Cal. App. 3d 1
    (Clemens) , and McDonald v.
    Southern Pacific Transportation 
    Co., supra
    , 
    71 Cal. App. 4th 256
    (McDonald). Each case
    is distinguishable from the present set of facts.
    In 
    Smoketree-Lake, supra
    , 234 Cal.App.3d at pages 1730-1731, a condominium
    owners’ association sued a developer for damages caused by concrete and grading work
    within the condominium complex. During jury deliberations, one juror conducted a
    demonstration of how concrete was poured using kitty litter and crayons, and claimed
    special knowledge regarding the laying of concrete. (Id. at pp. 1745-1746.) The Court of
    Appeal concluded that the juror’s actions constituted misconduct because she represented
    that she had special knowledge about concrete practices from family members and
    presented new evidence that could not be challenged by the parties. (Id. at p. 1749.)
    27
    Similarly, in Smith, a personal injury case, the court found prejudicial juror
    misconduct based on a juror’s statement. There, a husband and wife sued the driver of an
    automobile that rear-ended their own. The jury awarded the wife only nominal damages
    for her injuries, which included low back pain that she did not complain about until six
    weeks after the collision. 
    (Smith, supra
    , 100 Cal.App.3d at p. 951.) Both before and
    during deliberations, one of the jurors stated to other jurors that when his back “ ‘went
    out’ ” it did so right away and hurt immediately and that he could still go to work. (Id. at
    p. 952.) The appellate court concluded that these statements constituted impermissible
    “evidence,” (ibid.) which the plaintiffs did not have the opportunity to rebut at trial. (Id.
    at p. 954.) Specifically, the juror’s statement that his back hurt immediately tended to
    support the defense doctor’s conclusion that the collision did not cause the wife’s low
    back injury because she did not complain about it within 48 to 72 hours, and the juror’s
    statement that he could work also supported the defense counsel’s insinuation that the
    plaintiff’s injuries were of psychological origin. (Ibid.)
    In 
    Clemens, supra
    , 8 Cal.App.3d at pages 18-22, the Court of Appeal remanded
    for rehearing on the motion for a new trial because the evidence indicated that there may
    have been juror misconduct. In that medical malpractice case, affidavits from four jurors
    and an alternate juror reported that one juror stated to the affiants that he intentionally did
    not volunteer information on voir dire that he was a retired dentist because he believed
    that had he done so, he would have been challenged; that he had had extensive experience
    in surgery and knew “ ‘a lot more about it than you do’ ”; and that the plaintiff could not
    convince him that the defendants did not save his life. (Id. at pp. 16-17.) In addition, the
    juror defined medical terms for the other jurors and during deliberation, he refused to
    discuss the merits of the case but spoke of his own knowledge and experience in
    medicine as it applied to the facts. (Id. at p. 17.) Based on the foregoing, the Court of
    Appeal remanded for rehearing on these juror misconduct issues. (Id. at pp. 18-22.)
    Lastly, in McDonald, the appellate court found prejudicial juror misconduct based
    on the statements of one of the jurors during deliberations and reversed. In this personal
    injury case, the plaintiff, who was injured at a railroad crossing, asserted the theory that
    28
    he would not have been injured if crossing gates had been present. During deliberations,
    a juror, who had identified himself in voir dire as a career transportation consultant who
    had worked with railroads and crossing gates, gave the jury his opinion concerning the
    placement of crossing gate “sensors,” their operation, and the reason why gates could not
    be installed at the crossing. 
    (McDonald, supra
    71 Cal.App.4th at pp. 263-264.) The
    juror illustrated with a diagram where such sensors would be placed, described how yard
    operations would activate the sensors, and opined that gates would be infeasible because
    they would continually block the crossing. (Id. at p. 264.) There had been no evidence at
    the trial on the subject of “sensors,” and the juror’s statement contradicted the testimony
    of the defendant’s trainmaster with respect to the frequency of lowering crossing gates.
    The juror also offered a rationale for the absence of gates, which the defense’s witness
    had been unable to provide. (Ibid.) Because the juror’s opinion not only derived from
    sources outside the evidence but also rebutted a significant element of the plaintiff’s
    proof, which was otherwise undisputed, the appellate court concluded that juror
    misconduct had occurred. (Id. at p. 266.)
    All of these cases are inapposite because they involved jurors who introduced facts
    not in evidence into the jury’s deliberations. In contrast, Bhambi’s statements to his
    fellow jurors explained why he found a defect based on two life experiences. There is no
    indication from any of the juror declarations that he expounded on his statement that the
    wheel liner interacted with the fuel system, that he explained how wheel liners work or
    malfunction, that he performed an experiment or demonstration, or that he otherwise
    introduced outside “facts.” During voir dire, Bhambi did not conceal his experience as an
    engineer in the Indian army, and there is no evidence that that experience made him an
    expert on the topics before the jury or that he represented himself to be an expert.
    Moreover, his comment regarding the wheel liner interacting with the fuel system was
    simply too vague to contradict any evidence presented at trial. We therefore conclude
    that there was no juror misconduct requiring reversal.
    29
    DISPOSITION
    The judgment is affirmed. Plaintiffs and Respondents Stephen A. Mares, Stephen
    J. Mares, Hethalein Mares, Seth Mares, and Sophia Mares are awarded their costs on
    appeal.
    NOT TO BE PUBLISHED IN THE OFFICIAL REPORTS
    KITCHING, J.
    I concur:
    EDMON, P. J.
    ALDRICH, J.
    30