THE VEHICLE ALWAYS SEEMED TO HAVE ISSUES WHEN IDLING. AFTER 3 YEARS, IT TURNS OUT THAT THE ALTERNATOR HAD A BAD DIODE. I REPLACED THE BATTERY AFTER GETTING STUCK AND THEN FOLLOWED UP WITH A DIAGNOSTIC OF THE STARTER, ALTERNATOR AND BATTERY. IMMEDIATELY AFTER REPLACING THE BATTERY, THE ALTERNATOR WAS ONLY CHARGING THE BATTERY …
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THE VEHICLE ALWAYS SEEMED TO HAVE ISSUES WHEN IDLING. AFTER 3 YEARS, IT TURNS OUT THAT THE ALTERNATOR HAD A BAD DIODE. I REPLACED THE BATTERY AFTER GETTING STUCK AND THEN FOLLOWED UP WITH A DIAGNOSTIC OF THE STARTER, ALTERNATOR AND BATTERY. IMMEDIATELY AFTER REPLACING THE BATTERY, THE ALTERNATOR WAS ONLY CHARGING THE BATTERY 84%. IN ADDITION, IT SEEMS THAT THERE IS AN ISSUE WITH THE BATTERIES USED BY HONDA AND SOME OTHER POSSIBLE ISSUES WITH THE ELECTRICAL SYSTEM AS PER ONLINE BLOGS. TO BE HONEST, MY VEHICLE IS 38 MONTHS OLD AND HAS APPROX 51K MILES, MAKING IT OUT OF WARRANTY. IT WOULD ALSO BE FAIR TO SAY THAT AFTER HAVING WORK DONE AT THE DEALER THROUGH OUT THE YEARS THAT THIS ISSUE SHOULD HAVE SHON UP OR BEEN ADDRESSED SOONER. IT IS ALSO OF MY OPINION THAT AN EXTENDED WARRANTY SHOULD HAVE BEEN ISSUED ON THE ELECTRICAL SYSTEM.
NHTSA ODI #11133397
37,800 miles · Aug 28, 2018
Electrical System
IF YOU PUT THE VEHICLE IN ACCESSORY MODE OR ON BATTERY WITHOUT TURNING THE ENGINE ON THE BATTERY WILL DIE.
NHTSA ODI #11122894
11,000 miles · Jun 4, 2018
Electrical System
DEAD BATTERY CONTINUES EVEN AFTER DEALER REPLACED. DIES SUDDENLY WHILE IN DRIVE AND ALSO AFTER JUST STARTING. (PARKING GARAGE AFTER GROCERY SHOPPING AND DRIVEWAY LEAVING TO WORK). DEALER HAS NO CLUE/RECOMMENDATION TO FIX
NHTSA ODI #11099496
Mileage unknown · Jan 31, 2018
Electrical System
BATTERY DIES OFTEN HAVE HAD JUMPS MULTIPLE TIMES BY AAA OR JUMPER CABLES. STARTED BACK IN SEPTEMBER 2017. BRIGHTS WILL COME ON AUTOMATICALLY, VOLUME ON RADIO WENT OUT ON SIRIUS BUT NOT ON FM OR AM WITH SCREEN DISPLAY INTACT
NHTSA ODI #11066067
21,628 miles · Oct 28, 2017
Electrical System
I HAVE LOST POWER STEERING TWICE WITHIN AN 11 DAY PERIOD DUE TO RODENT DAMAGE ON THE WIRING (HARNESS) OF MY VEHICLE. 1ST TIME WAS ON 10/10/2017 AS I WAS BACKING DOWN MY DRIVEWAY THAT REQUIRES A COUPLE OF SHARP TURNS. ALMOST HIT A WALL. I MISSED 2 APPTS. AND HONDA CHARGED ME $320 FOR THE REPAIR. 2ND TIME I HAD JUST STARTED T…
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I HAVE LOST POWER STEERING TWICE WITHIN AN 11 DAY PERIOD DUE TO RODENT DAMAGE ON THE WIRING (HARNESS) OF MY VEHICLE. 1ST TIME WAS ON 10/10/2017 AS I WAS BACKING DOWN MY DRIVEWAY THAT REQUIRES A COUPLE OF SHARP TURNS. ALMOST HIT A WALL. I MISSED 2 APPTS. AND HONDA CHARGED ME $320 FOR THE REPAIR. 2ND TIME I HAD JUST STARTED THE ENGINE AND THE SAME LSAK WARNING LIGHTS CAME ON AND AGAIN NO POWER STEERING. HONDA DIDN'T CHARGE ME FOR THIS REPAIR. I HAVE READ AND BEEN TOLD BY HONDA FOLKS THAT THIS IS DUE TO THE RECENT USE OF SOY IN THE WIRING COVERS. HONDA WILL NOT COVER IT UNDER WARRANTY OR EXTENDED WARRANTY AND YET THEY SELL A PART NO. HONDA 4019-2317 RODENT TAPE. I LIVE IN A RURAL AREA AND THIS IS MY 4TH HONDA AND NEVER HAD THIS PROBLEM BEFORE. I HAVE THE REPAIR DOCUMENTS BUT DON'T KNOW HOW TO COPY AND SEND TO YOU.
NHTSA ODI #11040784
28,000 miles · Oct 13, 2017
Electrical System
I HAVE HAD A DEAD BATTERY FOR TWO MORNINGS IN A ROW. CAR SAT OVERNIGHT ON THE DRIVEWAY. THE INSTRUMENT PANEL CAME ON. CAR STARTED AFTER CHARGING IT. IT ALSO STARTED AFTER IT SITTING FOR 10 HOURS AT WORK.
NHTSA ODI #11033205
29,500 miles · Sep 10, 2017
Electrical System
DEAD BATTERY TWICE IN THE LAST 30 DAYS.
NHTSA ODI #11022525
47,000 miles · Jul 7, 2017
Electrical SystemEngineSteering
I WAS DRIVING DOWN A STEEP HILL ABOUT A BLOCK FROM MY HOMEWHEN ALL OF THE "TROUBLE" LIGHTS CAME ON. I IMMEDIATELY TUNED AROUND AND THE ENGINE POWER WAS SO LOW THAT I BARELY MADE IT THE BLOCK HOME. I PARKED AND CALLED HONDA SERVICE. WHE I FOUND OUT THAT SINCE MY CAR HAD 47,000 MILES ON IT AND HONDA TOWING WOULD COST $160, I HAD T…
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I WAS DRIVING DOWN A STEEP HILL ABOUT A BLOCK FROM MY HOMEWHEN ALL OF THE "TROUBLE" LIGHTS CAME ON. I IMMEDIATELY TUNED AROUND AND THE ENGINE POWER WAS SO LOW THAT I BARELY MADE IT THE BLOCK HOME. I PARKED AND CALLED HONDA SERVICE. WHE I FOUND OUT THAT SINCE MY CAR HAD 47,000 MILES ON IT AND HONDA TOWING WOULD COST $160, I HAD THE CAR TOWED BY A LOCAL SERVICE FOR $100 TO THE DEALER. WHEN I CALLED THE DEALER ON THE FOLLOWING MONDAY (IT HAPPENED ON A FRIDAY OR SATURDAY), THEY INFORMED ME THAT THE MECHANICS COULD NOT REPRODUCE THE PROBLEM BY STARTING THE CAR. NO ATTEMPT WAS MADE TO DRIVE IT. THE COMPANY INFORMED ME THAT THERE WAS CORROSION BETWEEN THE ENGINE WIRE HARNESS AND THE SENSOR CONNECTOR. THE PARTS TO REPLACE WERE THE CRANK SENSOR CONNECTOR, THE O RING, AND INTAKE MANIFOLD GASKET. THIS COST $1002.
NHTSA ODI #11003550
14,600 miles · Apr 27, 2017
Electrical SystemEngineService Brakes
TL* THE CONTACT OWNS A 2015 HONDA CR-V. WHILE DRIVING APPROXIMATELY 10 MPH ON A SLOPE, THE VEHICLE REVVED AND DID NOT STOP WHEN THE BRAKES WERE APPLIED. THE CONTACT SLOWLY DROVE TO THE END OF THE SLOPE AND WAS ABLE TO STOP. THE VEHICLE WAS TAKEN TO THREE DIFFERENT DEALERS, BUT THE CAUSE OF THE FAILURE COULD NOT BE DIAGNOSED. THE…
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TL* THE CONTACT OWNS A 2015 HONDA CR-V. WHILE DRIVING APPROXIMATELY 10 MPH ON A SLOPE, THE VEHICLE REVVED AND DID NOT STOP WHEN THE BRAKES WERE APPLIED. THE CONTACT SLOWLY DROVE TO THE END OF THE SLOPE AND WAS ABLE TO STOP. THE VEHICLE WAS TAKEN TO THREE DIFFERENT DEALERS, BUT THE CAUSE OF THE FAILURE COULD NOT BE DIAGNOSED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THAT THE VEHICLE WAS OPERATING AS DESIGNED. THE FAILURE RECURRED AND WAS NOT REMEDIED. ALSO, WHILE DRIVING APPROXIMATELY 15 MPH ON A DIFFERENT DAY, THE ALTERNATOR WENT OUT AND THE BATTERY AND CHECK ENGINE INDICATORS ILLUMINATED. THE VEHICLE WAS TOWED TO ANOTHER DEALER WHERE IT WAS DIAGNOSED AND THE ALTERNATOR AND DRIVE BELT WERE REPLACED. THE FAILURE MILEAGE WAS APPROXIMATELY 14,600. ..UPDATED 08/03/17 *BF UPDATED 09/22/2017*JS.. UPDATED 9/27/18*JB
NHTSA ODI #10981111
Mileage unknown · Apr 10, 2017
Electrical SystemPower Train
TL* THE CONTACT OWNS A 2015 HONDA CR-V. WHILE DRIVING 50 MPH, THE VEHICLE STALLED AND THE ACC AND BRAKE SENSOR INDICATORS ILLUMINATED. THE CONTACT STATED THAT THE VEHICLE WAS ABLE TO RESTART ON THE FIFTH ATTEMPT, BUT THE FAILURE RECURRED. THE VEHICLE WAS SERVICED PER SERVICE BULLETIN NUMBER: 10086143 (POWER TRAIN, ELECTRICAL SYS…
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TL* THE CONTACT OWNS A 2015 HONDA CR-V. WHILE DRIVING 50 MPH, THE VEHICLE STALLED AND THE ACC AND BRAKE SENSOR INDICATORS ILLUMINATED. THE CONTACT STATED THAT THE VEHICLE WAS ABLE TO RESTART ON THE FIFTH ATTEMPT, BUT THE FAILURE RECURRED. THE VEHICLE WAS SERVICED PER SERVICE BULLETIN NUMBER: 10086143 (POWER TRAIN, ELECTRICAL SYSTEM). IN ADDITION, THE DOORS LOCKED AND UNLOCKED INDEPENDENTLY. THE VEHICLE WAS TAKEN BACK TO THE DEALER, BUT THE FAILURE WAS UNABLE TO BE DUPLICATED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN ..UPDATED 09/11/17 *BF *AS
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.
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.
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
2
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.
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.