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2015 Jeep Wrangler

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2015 Jeep Wrangler do not stand out strongly from the model-year median of 265.

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When problems were reported

Mileage at the reported incident

227 reports with mileage · 244 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Engine. Review the 128 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes. Review the 115 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 80 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

15 crash reports27 fire reports11 injury reports

Unknown Or Other complaints

56 reports
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Mileage unknown · Jun 11, 2026
Service BrakesUnknown Or Other

CATASTROPHIC SAFETY COMPONENT FAILURE AND INCIDENT.The Antilock Brake System (ABS) Hydraulic / Electronic Control Module suffered an immediate, internal electronic failure, triggering active diagnostic trouble code C2200. This structural internal defect completely disabled the anti lock brakes, electronic stability control, and …

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CATASTROPHIC SAFETY COMPONENT FAILURE AND INCIDENT.The Antilock Brake System (ABS) Hydraulic / Electronic Control Module suffered an immediate, internal electronic failure, triggering active diagnostic trouble code C2200. This structural internal defect completely disabled the anti lock brakes, electronic stability control, and traction control systems simultaneously. This total system shutdown caused a severe, life threatening incident on a high speed highway in TEXAS. While driving with my children inside the vehicle, the brakes failed to respond normally during an essential braking event, resulting in a near-miss collision and nearly causing our JEEP to roll over due to the sudden loss of electronic stability and traction controls August 2024. The lack of basic safety infrastructure makes this vehicle completely unsafe to operate, posing an extreme risk to my family and other drivers on the road.The component failure and active code C2200 were officially inspected, reproduced, and confirmed by a factory authorized Chrysler Dodge Jeep Ram dealership workshop. However, the manufacturer (Chrysler/Mopar) has placed this critical safety component on an indefinite, long term engineering backlog. The dealership parts department formally verified a national backlog of over 436 unfilled consumer orders for this exact part, stating that many safety compromised owners have been left stranded without a repair for 1 to 2 years! Mind you I immediately called JEEP customer care August 2024 and I am still dealing with them till today! The manufacturer is failing to provide safety critical parts within a reasonable timeframe, forcing consumers like my partner and I to choose between operating a vehicle with a severely compromised braking system or losing our primary livelihood transportation. This massive supply chain breakdown constitutes an ongoing, severe public safety hazard that requires immediate federal investigation and a mandatory safety recall!! What are our rights?

NHTSA ODI #11743501

Mileage unknown · Mar 28, 2026
Air BagsEngineUnknown Or Other

I purchased a used 2015 Jeep Wrangler from a dealership in New York. At the time of sale, the vehicle had an open urgent safety recall (19V-018) for a defective Takata passenger airbag inflator. This recall was never disclosed to me by the dealership prior to or at the time of purchase. The recall advisory was noted on the NYS i…

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I purchased a used 2015 Jeep Wrangler from a dealership in New York. At the time of sale, the vehicle had an open urgent safety recall (19V-018) for a defective Takata passenger airbag inflator. This recall was never disclosed to me by the dealership prior to or at the time of purchase. The recall advisory was noted on the NYS inspection report conducted the same morning the vehicle was sold to me, but was not communicated to me in any way. I discovered the open recall after experiencing repeated mechanical failures following purchase. Four days after purchase the vehicle overheated and had to be towed — the coolant system was found to be completely empty. An independent licensed mechanic subsequently inspected the vehicle and stated on record that the mechanical defects appeared to be pre-existing conditions that existed prior to the sale. The vehicle currently has an unrepaired Takata airbag inflator which the manufacturer has identified as capable of exploding and sending metal fragments into the vehicle interior at high speed, risking serious injury or death to occupants. The vehicle is available for inspection upon request. The recall remains unrepaired. The dealership was contacted and a manager verbally acknowledged they did not disclose the known defect prior to sale.

NHTSA ODI #11727666

Mileage unknown · Mar 20, 2026
Unknown Or Other

The ABS Module needs to be replaced and the part isn't being made anymore.

NHTSA ODI #11725850

Mileage unknown · Mar 4, 2026
Electrical SystemEngineUnknown Or Other

While driving on the highway, my Jeep completely shut off and I lost control of everything the staring and I have no clue why it just shut off. I’m worried if I drive it I could do this while I’m on the highway and the third lane and I may end up in a collision.

NHTSA ODI #11721928

Mileage unknown · Feb 11, 2026
Air BagsUnknown Or Other

Horn no longer works and the seatbelt light is on. My mechanic said there’s a recall… The clock spring apparently is contaminated… Also, I see there’s a recall on the airbag.

NHTSA ODI #11717288

Mileage unknown · Jan 3, 2026
Electrical SystemEngineUnknown Or OtherFire

Our 2015 Jeep Wrangler JK Unlimited just caught on fire. I happened to be in my daughter’s bedroom, 20 feet away from where the Jeep was parked. I thought I was seeing flames reflecting from the TV, but I realized that they were real. My next thought was that my husband was building a firepit fire. I thought that was we…

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Our 2015 Jeep Wrangler JK Unlimited just caught on fire. I happened to be in my daughter’s bedroom, 20 feet away from where the Jeep was parked. I thought I was seeing flames reflecting from the TV, but I realized that they were real. My next thought was that my husband was building a firepit fire. I thought that was weird because he was doing it in the front yard, but I didn’t think any more about it because I was so focused on my work. I went back to work for a second, but something told me to look again. I did, and then realized that it was the Jeep that was on fire. I screamed for my husband, but couldn’t find him; I was scared that he was in the Jeep. Actually, he had been in the back yard and heard me screaming, so he ran up front to see what was happening. I called 911 while my husband tried to put the fire out with the water hose, which didn’t help- the flames kept getting higher. It took firefighters a while to extinguish the flames and to get it cooled off. The engine appears to be melted. It is in our yard and available for inspection. The fire fighters made a report that my husband has requested. We’re waiting on the insurance company to contact us. The fire smelled electrical. We smelled no gasoline. I was absolutely horrified thinking about what might have happened if it had ignited at night when no one was looking. My daughter, my pets, my husband, and I could have all been casualties of this spontaneous fire. The fact that it was day time, the unusual coincidence that I was where I was so that I saw the fire, and the fact that my husband parked on a different side of the yard than usual, all probably are the reasons we are alive today. Had any one of those events not been in play, it could have been a very different outcome. My husband had no indication that there was a problem with the Jeep. He’d just driven it. He reported no odors and no problems at all. He takes excellent care of it, so it was in great condition.

NHTSA ODI #11708596

Mileage unknown · Nov 28, 2025
Air BagsSteeringUnknown Or Other

Airbag Clock spring has failed in my 2015 Jeep Wrangler. The airbag dash light is now on and the whole steering wheel system no longer functions properly. I see there was a documented recall for this year/model. It’s not showing on my VIN. The clock spring has failed in my vehicle.

NHTSA ODI #11701951

Mileage unknown · Sep 15, 2025
Power TrainService BrakesUnknown Or Other

The abs modular has went out in my 2015 jeep wrangler and [being that there is a nation wide backorder I am assuming this is a known problem by jeep.

NHTSA ODI #11687279

Mileage unknown · Jul 24, 2025
Service BrakesUnknown Or Other

ABS MODULE IS FAULTY AND CANNOT BE REPLACED. VEHICLE BRAKES SPONGY AND UNRESPONSIVE. PLASTIC OIL MODULE PIECE HAS BEEN REPLACED SEVERAL TIMES, BUT LESS IMPACTING THAN ABS MODULE.

NHTSA ODI #11675954

Mileage unknown · Jul 16, 2025
Unknown Or Other

The ABS light came on all of a sudden. The mechanic says the ABS module is bad. This seems to be a widespread problem as our Jeep has been out of commission for over a month now due to a replacement part lack of availability.

NHTSA ODI #11674111

Official recalls

3

19V680000 · Seat Belts:front:anchorage

Sep 26, 2019

Chrysler (FCA US LLC) is recalling certain 2011-2018 Jeep Wrangler right hand drive vehicles. The driver's seat belt buckle mounting strap may fracture and separate from the seat frame.

Consequence & remedy

Consequence: A separated or severed seat belt buckle strap will result in an inoperable seat belt, increasing the risk of injury in the event of a crash.

Remedy: FCA US will notify owners, and dealers will replace the driver's seat belt buckle, free of charge. Interim notices informing owners of the safety risk were mailed November 19, 2019. Owners will received a second letter and the recall began March 26, 2020. Owners may contact FCA customer service at 1-800-853-1403. FCA's number for this recall is VA6.

19V018000 · Air Bags:frontal:passenger Side:inflator Module

Jan 15, 2019

Chrysler (FCA US LLC) is recalling certain 2010 Dodge Ram 3500, Ram 4500/5500, 2010-2011 Dodge Dakota, 2010-2014 Dodge Challenger, 2010-2015 Dodge Challenger, Chrysler 300, and 2010-2016 Jeep Wrangler vehicles. Upon deployment of the driver's frontal air bag, excessive internal pressure may cause the inflator to explode.

Consequence & remedy

Consequence: In the event of a crash necessitating deployment of the passenger's frontal air bag, the inflator could explode with metal fragments striking the vehicle occupants potentially resulting in serious injury or death.

Remedy: Owners are advised not to drive their vehicle until the recall repair is complete. Chrysler will notify owners, and dealers will replace the passenger frontal air bag inflator, free of charge. The recall began February 4, 2019. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is V01.

16V288000 · Air Bags:frontal:driver Side:inflator Module

May 11, 2016

Chrysler (FCA US LLC) is recalling certain model year 2011-2016 Right Hand Drive Jeep Wrangler vehicles manufactured February 16, 2010, to May 2, 2016. The clockspring assembly may become contaminated with dust and cause the air bag circuit to fail.

Consequence & remedy

Consequence: Failure of the air bag circuit may prevent the driver's frontal air bag from deploying in the event of a crash, increasing the risk of injury.

Remedy: Chrysler will notify owners, and dealers will replace the clockspring, wheel back cover, and column shroud, free of charge. The recall began on August 11, 2016. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is S40.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

3

EA21002 · Desiccated Air Bag Inflator Rupture

Opened Sep 17, 2021 · No close date supplied

Status: open (inferred from source dates) · Air Bags:frontal:driver Side:inflator Module; Air Bags:frontal:passenger Side:inflator Module

From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to burn too quickly when ignited. The rapid burning can cause the inflator to rupture during deployment, potentially causing serious or even fatal injury to vehicle occupants. See 2016 Blomquist Report at www.nhtsa.gov/sites/nhtsa.gov/files/documents/expert_report-hrblomquist.pdf.Consequently, all frontal inflators using propellant 2004 that do not contain a "desiccant" (a substance that traps and holds moisture) in US vehicles are under recall. These "non-desiccated" inflators either have been or are required to be replaced.In some cases, the remedy part for these recalled inflators was, or will be, an inflator using either propellant 2004 or 2004L that does contain a desiccant. None of these "desiccated" remedy parts (which were installed in older model year vehicles) are currently under recall for a degradation concern. Certain subsets of desiccated PSAN inflators using propellant 2004 for use as original equipment, however, have been recalled for a degradation concern. All Takata inflators produced with propellant 2004L contain desiccant, and none of these desiccated inflators using propellant 2004L are under recall for a degradation concern. There have been no reported field ruptures in any non-recalled desiccated PSAN inflators.It is understood that desiccants fully saturate at some threshold, at which point any additional moisture will not be captured. This means the degradation process observed in non-desiccated inflators using propellant 2004 may also occur in non-recalled desiccated inflators using propellant 2004, assuming additional moisture enters the inflator and high temperature cycling occurs. Based on available information, desiccant saturation can occur within the first five years in the worst environments, and the time required for full saturation is affected by multiple factors. While no present safety risk has been identified, further work is needed to evaluate the future risk of non-recalled desiccated inflators using propellant 2004.Three entities -- Takata (now known as TK Global), the Independent Testing Coalition, and Exponent -- have been studying the long-term behavior of Takata desiccated PSAN inflators using propellant 2004L (as well as 2004) in the presence of moisture and temperature cycling. The research efforts, which include development of predictive modeling techniques and field sample analysis, are ongoing. To date, none of the researchers have identified field evidence showing that propellant 2004L is undergoing a degradation process that leads to aggressive deployment and potential rupture. However, the time in service of such inflators remains short compared to that of the inflators using propellant 2004. Further study is needed to assess the long-term safety of desiccated inflators using propellant 2004L.The Office of Defects Investigation is opening this investigation to examine whether a safety defect related to propellant degradation exists in non-recalled desiccated PSAN frontal inflators manufactured by Takata. This investigation will require extensive information on Takata production processes and surveys of inflators in the field. Lists of recall actions that may have used desiccated PSAN inflators as remedy parts, as well as the makes and models originally manufactured with them, is available with the downloadable version of this document (see nhtsa.gov/recalls?nhtsaId=EA21002 -- note this information is subject to change/revision as the investigation proceeds). This investigation does not supersede EA15-001, which remains open.

Additional source detail variants (2)

Air Bags:frontal:driver Side:inflator Module

From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to burn too quickly when ignited. The rapid burning can cause the inflator to rupture during deployment, potentially causing serious or even fatal injury to vehicle occupants. See 2016 Blomquist Report at www.nhtsa.gov/sites/nhtsa.gov/files/documents/expert_report-hrblomquist.pdf.Consequently, all frontal inflators using propellant 2004 that do not contain a "desiccant" (a substance that traps and holds moisture) in US vehicles are under recall. These "non-desiccated" inflators either have been or are required to be replaced.In some cases, the remedy part for these recalled inflators was, or will be, an inflator using either propellant 2004 or 2004L that does contain a desiccant. None of these "desiccated" remedy parts (which were installed in older model year vehicles) are currently under recall for a degradation concern. Certain subsets of desiccated PSAN inflators using propellant 2004 for use as original equipment, however, have been recalled for a degradation concern. All Takata inflators produced with propellant 2004L contain desiccant, and none of these desiccated inflators using propellant 2004L are under recall for a degradation concern. There have been no reported field ruptures in any non-recalled desiccated PSAN inflators.It is understood that desiccants fully saturate at some threshold, at which point any additional moisture will not be captured. This means the degradation process observed in non-desiccated inflators using propellant 2004 may also occur in non-recalled desiccated inflators using propellant 2004, assuming additional moisture enters the inflator and high temperature cycling occurs. Based on available information, desiccant saturation can occur within the first five years in the worst environments, and the time required for full saturation is affected by multiple factors. While no present safety risk has been identified, further work is needed to evaluate the future risk of non-recalled desiccated inflators using propellant 2004.Three entities -- Takata (now known as TK Global), the Independent Testing Coalition, and Exponent -- have been studying the long-term behavior of Takata desiccated PSAN inflators using propellant 2004L (as well as 2004) in the presence of moisture and temperature cycling. The research efforts, which include development of predictive modeling techniques and field sample analysis, are ongoing. To date, none of the researchers have identified field evidence showing that propellant 2004L is undergoing a degradation process that leads to aggressive deployment and potential rupture. However, the time in service of such inflators remains short compared to that of the inflators using propellant 2004. Further study is needed to assess the long-term safety of desiccated inflators using propellant 2004L.The Office of Defects Investigation is opening this investigation to examine whether a safety defect related to propellant degradation exists in non-recalled desiccated PSAN frontal inflators manufactured by Takata. This investigation will require extensive information on Takata production processes and surveys of inflators in the field. Lists of recall actions that may have used desiccated PSAN inflators as remedy parts, as well as the makes and models originally manufactured with them, is available with the downloadable version of this document (see nhtsa.gov/recalls?nhtsaId=EA21002 -- note this information is subject to change/revision as the investigation proceeds). This investigation does not supersede EA15-001, which remains open.

Air Bags:frontal:passenger Side:inflator Module

From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to burn too quickly when ignited. The rapid burning can cause the inflator to rupture during deployment, potentially causing serious or even fatal injury to vehicle occupants. See 2016 Blomquist Report at www.nhtsa.gov/sites/nhtsa.gov/files/documents/expert_report-hrblomquist.pdf.Consequently, all frontal inflators using propellant 2004 that do not contain a "desiccant" (a substance that traps and holds moisture) in US vehicles are under recall. These "non-desiccated" inflators either have been or are required to be replaced.In some cases, the remedy part for these recalled inflators was, or will be, an inflator using either propellant 2004 or 2004L that does contain a desiccant. None of these "desiccated" remedy parts (which were installed in older model year vehicles) are currently under recall for a degradation concern. Certain subsets of desiccated PSAN inflators using propellant 2004 for use as original equipment, however, have been recalled for a degradation concern. All Takata inflators produced with propellant 2004L contain desiccant, and none of these desiccated inflators using propellant 2004L are under recall for a degradation concern. There have been no reported field ruptures in any non-recalled desiccated PSAN inflators.It is understood that desiccants fully saturate at some threshold, at which point any additional moisture will not be captured. This means the degradation process observed in non-desiccated inflators using propellant 2004 may also occur in non-recalled desiccated inflators using propellant 2004, assuming additional moisture enters the inflator and high temperature cycling occurs. Based on available information, desiccant saturation can occur within the first five years in the worst environments, and the time required for full saturation is affected by multiple factors. While no present safety risk has been identified, further work is needed to evaluate the future risk of non-recalled desiccated inflators using propellant 2004.Three entities -- Takata (now known as TK Global), the Independent Testing Coalition, and Exponent -- have been studying the long-term behavior of Takata desiccated PSAN inflators using propellant 2004L (as well as 2004) in the presence of moisture and temperature cycling. The research efforts, which include development of predictive modeling techniques and field sample analysis, are ongoing. To date, none of the researchers have identified field evidence showing that propellant 2004L is undergoing a degradation process that leads to aggressive deployment and potential rupture. However, the time in service of such inflators remains short compared to that of the inflators using propellant 2004. Further study is needed to assess the long-term safety of desiccated inflators using propellant 2004L.The Office of Defects Investigation is opening this investigation to examine whether a safety defect related to propellant degradation exists in non-recalled desiccated PSAN frontal inflators manufactured by Takata. This investigation will require extensive information on Takata production processes and surveys of inflators in the field. Lists of recall actions that may have used desiccated PSAN inflators as remedy parts, as well as the makes and models originally manufactured with them, is available with the downloadable version of this document (see nhtsa.gov/recalls?nhtsaId=EA21002 -- note this information is subject to change/revision as the investigation proceeds). This investigation does not supersede EA15-001, which remains open.

PE19008 · Seat Belt Buckle Bracket Failure

Opened Jul 29, 2019 · Closed Dec 12, 2019

Status: closed (inferred from source dates) · Seat Belts:front:buckle Assembly

On July 17, 2019, NHTSA's Office of Defects Investigation (ODI) opened Preliminary Evaluation (PE) 19-008 after receiving three Vehicle Owner Questionnaire (VOQ) reports alleging the driver's side seat belt buckle separated from the seat frame, rendering the seat belt non-functional. The VOQs involved model year (MY) 2015 and 2016 Jeep Wrangler (JK platform) that were configured for right-hand drive (RHD) use. On August 8, 2019, ODI issued an information request (IR) letter to FCA.The scope of the IR included all JK Wrangler produced for sale in the U.S. (both left- and right-hand drive), and amongst other things, requested any reports or allegations of driver's seat belt bracket failures on these vehicles. In its review of FCA's response, ODI determined that approximately 1.7 million JK Wrangler were produced from MY 2007 to 2018, about 16,000 of which were configured for RHD. ODI notes that the RHD Wrangler are typically used for rural postal delivery which often experience a more severe duty cycle. Also RHD JK was was not produced in MY 2007.As explained in the IR response, FCA identified three distinct populations of JK Wrangler concerning the driver's seat belt bucket bracket; specifically the MY 2007-2018 LHD (~1.7M units), the MY 2008-2010 RHD (4,563 units), and the MY 2011-2018 RHD (11,463 units) populations.FCA provided details on the designs used in each of these populations, identifying specific differences deemed pertinent to the strength and durability of each unique bracket design. FCA further reviewed its analysis of the complaint and warranty data identified under the IR, and noting that it had not identified any allegations of bracket failures on the LHD population, and only one allegation on the MY 2008-2010 RHD vehicles. By comparison, FCA identified 24 allegations of bracket failure for the MY 2011-2018 RHD JK, including two reports duplicative of the VOQs. Neither the FCA nor the VOQ reports allege an injury or fatality due to bracket failure. Based on this analysis, FCA decided to conduct a safety recall for the MY 2011-2018 RHD JK population. On September 30, 2019, FCA submitted a Defect Information Report initiating NHTSA Safety Recall 19V-680 (FCA No. VA6). Under the recall action, FCA will replace the driver's seat belt bracket on MY 2011-2018 RHD Jeep JK Wrangler. The repair will be conducted free of charge.In view of FCA's recall action, and its explanations of the scope of that action, ODI is closing PE19-008. ODI will continue to monitor the non-recalled RHD, and the LHD JK Wrangler for evidence of seat belt bracket failure and will take further action if warranted.The three VOQ reports cited above can be reviewed at NHTSA.gov under the following reference numbers:11190251, 11218472, 11231639.

EA19001 · Electrical Overstress

Opened Apr 19, 2019 · Closed Sep 19, 2024

Status: closed (inferred from source dates) · Air Bags: Air Bag/restraint Control Module

The Office of Defects Investigation (ODI) opened this investigation to determine if the failure of airbags to deploy during severe crashes, in certain vehicles, was the result of a safety related defect.  During the investigation a complex failure was studied that can result in non-deployment of subject vehicle air bags and other restraint system devices in severe crash events. The subject vehicles may be equipped with an airbag control unit (ACU) for the supplemental restraint system (SRS) Electronic Control Unit (ECU) manufactured by ZF-TRW.  The ECU receives signals from crash sensors mounted in the vehicle and deploys the vehicle air bags and seat belt pretensioners in accordance with manufacturer design specifications.  The ECU in the subject vehicles contains a model DS84 application-specific integrated circuit (ASIC) which controls the communication of the crash sensor signal, firing commands (i.e., when to deploy the airbag(s) and/or pretensioners), and fault information (e.g., diagnostic trouble codes). In September 2016, FCA announced recall 16V-668 for certain model year (MY) 2010 to 2014 Chrysler, Dodge and Jeep products manufactured with the subject ZF-TRW ACU.  In this recall, FCA discussed an EOS condition that resulted in a failure of the subject DS84 ASIC, which caused air bag non-deployment.  FCA noted that the defect condition had only been observed in vehicles equipped with sensor harnessing routed across the front of the vehicle.  Other FCA vehicles that also used the subject ACU, but were not equipped with cross-car harnessing, had not experienced EOS failures, despite similar time in service. During the course of this investigation, ODI sent two separate Information Request (IR) letters to six vehicle manufactures (including FCA, Hyundai, Honda, Kia, Mitsubishi, and Toyota) and one IR letter to ZF-TRW.  These IR letters resulted in ODI receiving comprehensive data from these manufacturers and suppliers. Studies of this data found that the DS84 ASIC does not have sufficient protection against negative electrical transients or electrical overstress (“EOS”) that can be generated in certain severe crashes.  An electrical transient occurs when the electrical power supplied to a circuit changes momentarily over a short duration of time.   In these severe crash cases, the crash sensors and other powered wiring can be damaged and short circuited so as to create a negative electrical transient of sufficient intensity and duration (that are outside the vehicle manufacturer's specification) to damage the ASIC before the restraint device deployment signal is received by the SRS ECU.  This damaged signal can lead to incomplete or nondeployment of the air bags and/or pretensioners.  Airbag non-deployment and/or lack of pretensioner operation can increase the risk or severity of injury in a crash.A total of 8 fatalities and 14 injuries were associated with known EOS events. The common element in all investigated manufacturers vehicles is the SRS ECU containing a DS84 ASIC manufactured by ZF-TRW.  The risk associated with the ASIC is equally shared among all OEMS involved in the investigation.  The actual real-world risk can be mitigated by other factors which were assessed by ODI during this investigation. The first mitigating factor involves protections built into the ACU design which protect the DS84 ASIC from damage.  There are multiple strategies and levels of protection employed by different OEMs that provide effective EOS mitigation.  The two most common strategies at the ACU level are circuit protection diodes on the remote senor signal lines, and current limiting resistors that protect critical components. The second mitigating factor is found at the vehicle level and involves the location and routing of the wires leading from the crash sensors to the SRS ECU.  If the wires are well protected in a crash and are not routed with other power wires carrying large currents, the risk for an EOS event is significantly reduced or eliminated. These design specific factors combine to produce a spectrum of risk for the vehicles equipped with ACUs using the DS84 ASIC.  Given the many of years of field exposure, it is possible to divide the subject population into two groups; vehicles which have experienced EOS events, and vehicles which have not experienced EOS field events. Four of the six OEMs involved in this investigation have experienced EOS field events on at least one of their models equipped with a DS84 ASIC.  All vehicle models (including the Toyota models identified in the Failure Report Summary of the opening resume for this investigation) with field events have been recalled.  In an abundance of caution, ODI kept this investigation open five years to monitor field performance and did not identify any field events on vehicles not included in existing safety recalls. Given the spectrum of risk identified in this investigation and that all vehicles with a demonstrated unreasonable risk have been recalled, ODI is closing this investigation. ODI is closing this investigation with the following manufacturer safety recalls: 16V-668, 18E-043, 18V-137, 18V-363, and 20V-024.  With the recall actions taken by the subject vehicle and equipment manufacturers, this investigation is closed. The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exists on other model or model year vehicles outside of the recall scopes. The agency reserves the right to take further action if warranted by the circumstances.

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