NHTSA owner reports · September 18, 2026 snapshot.
Engine And Engine Cooling complaints
12 reportsClear category filter100,000 miles · Jan 2, 2024
Engine And Engine Cooling
The contact owns a 2015 Honda CR-V. The contact stated while driving approximately 45 MPH, the vehicle lost motive power. The contacted stated that there was an abnormal oil and gasoline odor coming through the vents. The contact drove the vehicle to the residence. The contact stated that the failure persisted. The vehicle was t…
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The contact owns a 2015 Honda CR-V. The contact stated while driving approximately 45 MPH, the vehicle lost motive power. The contacted stated that there was an abnormal oil and gasoline odor coming through the vents. The contact drove the vehicle to the residence. The contact stated that the failure persisted. The vehicle was taken to a dealer and was diagnosed, but not repaired. The vehicle was not included in NHTSA Campaign Number: 15V121000 (Engine and Engine Cooling). The manufacturer was made aware of the failure. The approximate failure mileage was 100,000.
NHTSA ODI #11563132
128,000 miles · Dec 27, 2023
Engine And Engine Cooling
The contact owns a 2015 Honda CR-V. The contact stated while driving 60-65 MPH, the vehicle started stalling. The contact was able to veer to the side of the road. The contact was able to restart the vehicle; however, the check engine warning light illuminated. The vehicle was towed to the dealer, where it was diagnosed and dete…
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The contact owns a 2015 Honda CR-V. The contact stated while driving 60-65 MPH, the vehicle started stalling. The contact was able to veer to the side of the road. The contact was able to restart the vehicle; however, the check engine warning light illuminated. The vehicle was towed to the dealer, where it was diagnosed and determined that the battery had failed. The contact stated that the battery was replaced; however, the failure recurred while driving. The contact was able to drive to the dealer, who diagnosed the vehicle, but could not determine the cause of the failure. The contact stated that the failure recurred a third time. The contact was able to pull to the side of the road. The vehicle was towed to the dealer, where it was diagnosed that cylinder #3 was misfiring and was leaking air. The dealer replaced the spark plugs and performed a valve adjustment; however, the failure persisted. The dealer then determined that unknown injectors needed to be replaced. The vehicle was not repaired. The contact related the failure to NHTSA Campaign Number: 15V121000 (Engine and Engine Cooling) however, the VIN was not included. The manufacturer was not notified of the failure. The failure mileage was approximately 128,000.
NHTSA ODI #11562017
125,000 miles · Sep 7, 2023
EngineEngine And Engine Cooling
The contact owns a 2015 Honda CR-V. The contact stated while stopped at a traffic signal and accelerating to approximately 20 MPH to cross the intersection, the vehicle stalled. The contact stated no warning light was illuminated. The contact was able to shift into park(P) and restart the vehicle. The contact stated that the fai…
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The contact owns a 2015 Honda CR-V. The contact stated while stopped at a traffic signal and accelerating to approximately 20 MPH to cross the intersection, the vehicle stalled. The contact stated no warning light was illuminated. The contact was able to shift into park(P) and restart the vehicle. The contact stated that the failure was intermittent; however, several times after stalling, several attempts were needed to restart the vehicle. The contact stated vehicle was hesitating while depressing the accelerator pedal before the vehicle responded. The contact stated that the vehicle would not start at one point, and the battery was replaced. The contact stated that the stalling had occurred when the weather was hot. The contact checked the coolant level, and the reservoir was full. Additionally, the contact stated that following an oil change, the brake pedal was depressed with force and the check oil warning light illuminated. The contact stated that after checking the oil level, two quarts of oil needed to be added to top up the oil level. The contact checked for oil leaks but found none. The contact had not taken the vehicle to a local dealer or independent mechanic. The vehicle had not been diagnosed or repaired. The manufacturer had been informed of the failure. The failure mileage was approximately 125,000.
NHTSA ODI #11543235
73,000 miles · Jun 13, 2022
Engine And Engine CoolingFire
The contact owned a 2015 Honda CR-V. The contact stated that after she made a right turn into a parking lot, the vehicle shut off while driving up an incline(speed unknown) without warning. The contact placed that vehicle into neutral and attempted to restart the vehicle but each attempt failed. White smoke began to emit from th…
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The contact owned a 2015 Honda CR-V. The contact stated that after she made a right turn into a parking lot, the vehicle shut off while driving up an incline(speed unknown) without warning. The contact placed that vehicle into neutral and attempted to restart the vehicle but each attempt failed. White smoke began to emit from the hood of the vehicle and an off-duty firefighter came to her assistance with a fire extinguisher; however, the smoke turned black as flames began to emit from the engine. The fire department was called to the scene and the fire was eventually extinguished. The vehicle was towed to an independent mechanic where it remained in their possession. The manufacturer was notified of the failure but offered no assistance. Upon investigation, the contact linked her failure to NHTSA Campaign Number: 15V121000 (ENGINE AND ENGINE COOLING). The vehicle was destroyed. The failure mileage was approximately 73,000.
NHTSA ODI #11468930
35,755 miles · Apr 2, 2016
Engine And Engine Cooling
VIBRATION IN DRIVE. STATIONARY AND DRIVING. VIN.[XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
NHTSA ODI #10853104
200 miles · Aug 30, 2015
Engine And Engine CoolingSuspension
THE 2015 CRV EX VIBRATES AT IDLE SO BADLY THAT IT FEELS AS IF THE ENGINE IS GOING TO STALL. IT ALSO VIBRATES WHILE DRIVING BUT NOT ALL THE TIME. THIS STARTED AS SOON AS I PURCHASED THE CRV. WHEN I BROUGHT IT BACK TO THE DEALER IN NOVEMBER 2014, WITH ONLY 200 MILES ON IT, I WAS TOLD HONDA WAS AWARE OF THE ISSUE AND WAS WORKING O…
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THE 2015 CRV EX VIBRATES AT IDLE SO BADLY THAT IT FEELS AS IF THE ENGINE IS GOING TO STALL. IT ALSO VIBRATES WHILE DRIVING BUT NOT ALL THE TIME. THIS STARTED AS SOON AS I PURCHASED THE CRV. WHEN I BROUGHT IT BACK TO THE DEALER IN NOVEMBER 2014, WITH ONLY 200 MILES ON IT, I WAS TOLD HONDA WAS AWARE OF THE ISSUE AND WAS WORKING ON A FIX FOR IT. IT HAS BEEN 10 MONTHS WITH MULTIPLE VISITS TO THE DEALER AND STILL NO FIX. I HAVE BEEN TOLD RECENTLY AT THE DEALER THAT HONDA WAS MOST LIKELY NOT GOING TO CORRECT THIS ISSUE BECAUSE OF THE COST. IT CONTINUES TO BE A DISTRACTION WHILE DRIVING AND AT IDLE AND I HOPE HONDA WILL DO THE RIGHT THING AND FIX THIS ISSUE. TO ME THIS IS A MAJOR ISSUE THAT NEEDS CORRECTION NOW. ALSO, I HAVE HAD A NOISE FROM UNDER THE CRV DRIVING OVER DIPS OR BUMPS IN THE ROAD AT LOW SPEEDS, MOST NOTICEABLE BELOW 30 MPH. BROUGHT IT TO THE DEALER WHO HAS SINCE REPLACED TO REAR STRUTS 2 TIMES ALREADY AND STILL THE NOISE IS STILL THERE. I WILL CONTINUE TO BRING IT BACK TO THEM UNTIL THIS IS ADDRESSED. THIS HAS BEEN MY WORST EXPERIENCE WITH A NEW CAR SINCE I FIRST PURCHASED MY FIRST CAR SOME 30 YEARS AGO.
NHTSA ODI #10760556
Mileage unknown · Apr 22, 2015
Engine And Engine Cooling
I PURCHASED A 2015 HONDA CR-V IN DEC. 14. IT HAD 148 MILES WHEN PURCHASED. I CANNOT DRIVE IT DUE TO VIBRATIONS-HAS NOT BEEN OUT OF MY GARAGE DUE TO THIS EXCEPT TO TAKE BACK AND FORTH TO THE DEALER. HONDA DOES NOT HAVE A FIX FOR THIS. I GET NOWHERE WITH HONDA OR THE DEALER. THIS PROBLEM IS ALL OVER THE INTERNET, CUSTOMERS W…
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I PURCHASED A 2015 HONDA CR-V IN DEC. 14. IT HAD 148 MILES WHEN PURCHASED. I CANNOT DRIVE IT DUE TO VIBRATIONS-HAS NOT BEEN OUT OF MY GARAGE DUE TO THIS EXCEPT TO TAKE BACK AND FORTH TO THE DEALER. HONDA DOES NOT HAVE A FIX FOR THIS. I GET NOWHERE WITH HONDA OR THE DEALER. THIS PROBLEM IS ALL OVER THE INTERNET, CUSTOMERS WITH SAME SITUATION - YOU TUBE HAS VIDEOS ON THIS. I HAVE A COPY OF AN E MAIL SENT TO THE DEALER BY HONDA ACKNOWLEDGING THIS PROBLEM WITH NO RESOLUTION. HOW DOES A COMPANY BUILD THESE AND NOT KNOW HOW TO FIX. I WANT A FULL REFUND ON THIS 2015 - $30,000 CAR WITH NOW 268 MILES. SO FAR, NO GO. THESE HONDAS CANNOT BE SAFE TO DRIVE WITH THESE VIBRATIONS AT CERTAIN RPM'S AND LUNGING FORWARD AT STOPS. BAD ACCIDENTS ARE COMING. SOMEONE HAS TO HELP - NHTSA NEEDS TO FORCE HONDA TO RECALL THE 2015 CR-V LEMON LAW IS COMING HONDA'S WAY. ..... *TR
NHTSA ODI #10712314
235 miles · Apr 15, 2015
Engine And Engine CoolingSeats
I JUST PURCHASED THE VEHICLE ON APRIL 13, 2015 AND AFTER OPERATING THE VEHICLE FOR APPROXIMATELY TWO DAYS. I HAVE NOTICED THAT WHEN THE VEHICLE IS STOPPED AT A TRAFFIC LIGHT OR STOP SIGN IN (DRIVE) IDLING, THERE IS A VIBRATION COMING FROM THE FRONT SEATS AND WHEN I PROCEED TO DRIVE IT DISSIPATES AND STOPS. *TR
NHTSA ODI #10705881
55 miles · Apr 14, 2015
Engine And Engine CoolingPower Train
ENGINE RPM DROPS AT IDLE IN DRIVE CREATING VERY STRONG VIBRATION. HONDA IS AWARE OF PROBLEM BUT DOES NOT HAVE A FIX YET. THIS CAR IS BRAND NEW. *TR
NHTSA ODI #10705641
500 miles · Mar 26, 2015
Engine And Engine CoolingUnknown Or Other
JUST PURCHASED THIS CAR A MONTH AGO AND HAD TO TAKE MY CAR TO DEALER TWICE FOR SEVERE VIBRATIONS WHEN MY CAR IS IN IDLE. DEALER LET ME KNOW THAT HONDA IS AWARE OF THE ISSUE BUT DOES NOT HAVE A FIX. VIBRATIONS BEGAN ON NEAR PASSENGER SEAT BUT NOW CAN BE FELT IN THE ENTIRE CAR. THEY ARE DISTRACTING AND CAUSE ME TO BE NAUSEOUS S…
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JUST PURCHASED THIS CAR A MONTH AGO AND HAD TO TAKE MY CAR TO DEALER TWICE FOR SEVERE VIBRATIONS WHEN MY CAR IS IN IDLE. DEALER LET ME KNOW THAT HONDA IS AWARE OF THE ISSUE BUT DOES NOT HAVE A FIX. VIBRATIONS BEGAN ON NEAR PASSENGER SEAT BUT NOW CAN BE FELT IN THE ENTIRE CAR. THEY ARE DISTRACTING AND CAUSE ME TO BE NAUSEOUS SINCE I HAVE A LONG COMMUTE IN RUSH HOUR TRAFFIC. *TR
NHTSA ODI #10702040
Official recalls
3Dec 18, 2023
Honda (American Honda Motor Co.) is recalling certain 2013-2023 Honda Accord, Civic Coupe, Civic Sedan, Civic Hatchback, Civic Type R, CR-V, HR-V, Ridgeline, Odyssey, Acura ILX, MDX, MDX Hybrid, RDX, RLX, TLX, 2019-2022 Honda Insight, Passport, 2020 Honda CR-V Hybrid, 2018-2019 Honda Clarity PHEV, Fit, and 2015-2020 Honda Accord Hybrid, Pilot, Acura NSX vehicles. The fuel pump inside the fuel tank may fail.
Consequence & remedy
Consequence: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
Remedy: Dealers will replace the fuel pump module, free of charge. Owner letters were mailed September 6, 2024. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are KGC and KGD. This recall is an expansion of NHTSA recall numbers 21V-215 and 20V-314.
May 4, 2017
Honda (American Honda Motor Co.) is recalling certain 2015-2016 Honda CR-V vehicles that recently received a replacement engine. The replacement engine may have been built with the wrong pistons, potentially affecting the engine's performance.
Consequence & remedy
Consequence: The reduced performance may result in an engine stall, increasing the risk of a crash.
Remedy: Honda will notify owners, and dealers will inspect the engines and replace the incorrect components, as necessary, free of charge. The recall began June 20, 2017. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is KF6.
Mar 2, 2015
American Honda Motor Co. (Honda) is recalling certain model year 2014 Accord L4 vehicles manufactured July 29, 2014, to July 31, 2014, 2015 Accord L4 vehicles manufactured August 14, 2014, to January 30, 2015, and 2015 CR-V vehicles manufactured September 9, 2014, to February 6, 2015. The affected vehicles may have been assembled with improperly torqued connecting rod bolts, which can cause the engine to lose power or leak oil.
Consequence & remedy
Consequence: Loss of engine power may result in a vehicle stall, increasing the risk of a crash. If the engine leaks oil in the proximity of hot engine or exhaust components, there is an increased risk of a fire.
Remedy: Honda will notify owners, and dealers will replace the engine short block, free of charge. The recall began on March 27, 2015. Owners may contact Honda customer service at 1-888-234-2138. Honda's number for this recall is JP2 (for Accord models) and JP3 (for CR-V models).
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
2EA21002 · 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.
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.