NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
331 reports4,200 miles · Nov 27, 2018
Exterior Lighting
TL* THE CONTACT OWNS A 2018 TOYOTA RAV4. WHILE DRIVING AT NIGHT OR AFTER DUSK, THE HEADLAMPS PROVIDED INSUFFICIENT ILLUMINATION TO OPERATE THE VEHICLE SAFELY. THE CONTACT WAS CONCERNED THAT THE FAILURE WAS DUE TO A FEATURE ON THE VEHICLE WHERE THE HEADLIGHTS DIM WHEN APPROACHING ONCOMING TRAFFIC. THE VEHICLE WAS TAKEN TO UEBELHO…
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TL* THE CONTACT OWNS A 2018 TOYOTA RAV4. WHILE DRIVING AT NIGHT OR AFTER DUSK, THE HEADLAMPS PROVIDED INSUFFICIENT ILLUMINATION TO OPERATE THE VEHICLE SAFELY. THE CONTACT WAS CONCERNED THAT THE FAILURE WAS DUE TO A FEATURE ON THE VEHICLE WHERE THE HEADLIGHTS DIM WHEN APPROACHING ONCOMING TRAFFIC. THE VEHICLE WAS TAKEN TO UEBELHOR TOYOTA (LOCATED AT 788 W 12TH AVE, JASPER, IN 47546, (812) 482-2222) TO BE DIAGNOSED AND THEY STATED THAT THE VEHICLE PERFORMED AS INTENDED. ADDITIONALLY, THE CONTACT STATED THAT THE ILLUMINATION WAS INADEQUATE IN RURAL AREAS, BUT WAS NOT AFFECTED IN AN URBAN SETTING. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE APPROXIMATE FAILURE MILEAGE WAS 4,200.
NHTSA ODI #11154187
5,250 miles · Nov 10, 2018
Unknown Or Other
ON 8/28/18 MY RAV4 SUNROOF EXPLODED ON HWY. 51 IN A 45MPH ZONE JUST NORTH OF MINOCQUA, WI, ABOUT 15 MI FROM MY HOME. I DO NOT HAVE A CELL PHONE SO DROVE HOME AND IMMEDIATELY CALLED TOYOTA RHINELANDER, WI 2018. AFTER EXPLAINING THE SITUATION AND. ASKING WHAT MY NEXT STEP SHOULD BE, I WAS TOLD TO CALL MY INSURANCE REP..AS THE…
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ON 8/28/18 MY RAV4 SUNROOF EXPLODED ON HWY. 51 IN A 45MPH ZONE JUST NORTH OF MINOCQUA, WI, ABOUT 15 MI FROM MY HOME. I DO NOT HAVE A CELL PHONE SO DROVE HOME AND IMMEDIATELY CALLED TOYOTA RHINELANDER, WI 2018. AFTER EXPLAINING THE SITUATION AND. ASKING WHAT MY NEXT STEP SHOULD BE, I WAS TOLD TO CALL MY INSURANCE REP..AS THEY DID NOT COVER GLASS BREAKAGE. AFTER I GOT THE SUNROOF REPAIRED, I WROTE A LETTER TO TOYOTA HEADQUARTERS AND TOYOTA RHINELANDER DATED 9/16/18 OUTLINING MY CONCERNS. MY REQUESTS WERE TWO-FOLD: 1) THAT THEY NEED ONLY TO REIMBURSE ME FOR MY MINIMAL REPAIR COSTS: ABOUT $350, AND 2) THAT SOMEONE TELL ME HOW, BY WHOM, AND TO WHAT AGENCY THIS INCIDENT WOULD BE REPORTED. MY LETTERS WENT UNANSWERED. I CONTACTED RHINELANDER ON OCT. 25, 2018 AND WAS ADVISED TO CALL A HOT LINE NUMBER. I DID SO IMMEDIATELY AND WAS PROMISED A CALL THE NEXT DAY. I DID NOT RECEIVE A CALL BACK; A WEEK LATER I CALLED AGAIN AND WAS ASSIGNED A CASE MANAGER. THE END RESULT WAS A DENIAL OF MY REQUEST. AGAIN, THE REASON GIVEN WAS THAT THEY COULD NOT ASSESS THE SITUATION BECAUSE II DID NOT BRING HE CAR INTO TOYOTA FOR AN INSPECTION AFTER THE EXPLOSION (AND, NOBODY TOLD ME THAT I NEEDED TO DO THIS). I UNDERSTAND THE PERSON I TALKED WITH IS NO LONGER WITH THE COMPANY. THE MOST IMPORTANT FACTOR HERE IS SAFETY. HAD THE DOOR TO THE SUNROOF BEEN OPEN , I COULD HAVE BEEN SPRAYED WITH GLASS, SERIOUSLY INJURED OR INVOLVED IN A TRAFFIC COLLISION. THE DEAFENING NOISE ALONE WAS ENOUGH TO POSSIBLY CAUSE A SERIOUS MISHAP.THERE ARE MANY WEBSITES, INCLUDING CONSUMER REPORTS, THAT REPORT THESE EXPLOSIONS, YET I WAS TOLD BY RHINELANDER THAT THEY NEVER HEARD OF AN EXPLOSION, AND A STONE PROBABLY CAUSED THE INCIDENT. I WILL BE HAPPY TO FURNISH A COPY OF MY LETTERS AND NOTES OR ANSWER ANY QUESTIONS. [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).' *PM
NHTSA ODI #11150699
Mileage unknown · Oct 26, 2018
Exterior Lighting
BRAND NEW RECENTLY PURCHASED VEHICLE AND THERE IS CONDENSATION IN BOTH HEAD LIGHTS
NHTSA ODI #11143024
4,400 miles · Oct 9, 2018
Visibility
TL* THE CONTACT OWNS A 2018 TOYOTA RAV4. WHILE DRIVING 75 MPH, THE SUN ROOF EXPLODED WITH A LOUD NOISE. THERE WERE NO INJURIES. THE VEHICLE WAS TAKEN TO LOWE TOYOTA OF WARNER ROBINS (LOCATED AT 375 S HOUSTON LAKE RD, WARNER ROBINS, GA 31088, (478) 971-5693). THE DEAKER STATED THAT THERE MAY HAVE BEEN A SMALL CRACK IN THE GLASS T…
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TL* THE CONTACT OWNS A 2018 TOYOTA RAV4. WHILE DRIVING 75 MPH, THE SUN ROOF EXPLODED WITH A LOUD NOISE. THERE WERE NO INJURIES. THE VEHICLE WAS TAKEN TO LOWE TOYOTA OF WARNER ROBINS (LOCATED AT 375 S HOUSTON LAKE RD, WARNER ROBINS, GA 31088, (478) 971-5693). THE DEAKER STATED THAT THERE MAY HAVE BEEN A SMALL CRACK IN THE GLASS THAT COULD HAVE CAUSED THE EXPLOSION ONCE THE GLASS BECAME HOT. THE VEHICLE WAS NOT REPAIRED. THE VEHICLE WAS LATER TAKEN TO BEAMAN TOYOTA (LOCATED AT 1525 BROADWAY, NASHVILLE, TN 37203, (615) 251-8400), BUT WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND OPENED CASE NUMBER: 1810023189. THE APPROXIMATE FAILURE MILEAGE WAS 4,400.
NHTSA ODI #11139340
5,760 miles · Oct 9, 2018
Power Train
THE ENGINE DIES TO IDLE SPEED AND THE CAR STOPS OR SLOWS DOWN. THE DEALERSHIP SAYS THIS IS BECAUSE OF A 4 CYLINDER ENGINE CONNECTED TO A 6 SPEED TRANSMISSION. THERE HAVE BEEN SEVERAL TIMES WHEN I WENT TO ACCELERATE TO GET ON THE EXPRESSWAY AND THE CAR SLOWS DOWN. THE PEOPLE BEHIND START BACKING UP AND ARE MAD. I HAVE TO PULL …
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THE ENGINE DIES TO IDLE SPEED AND THE CAR STOPS OR SLOWS DOWN. THE DEALERSHIP SAYS THIS IS BECAUSE OF A 4 CYLINDER ENGINE CONNECTED TO A 6 SPEED TRANSMISSION. THERE HAVE BEEN SEVERAL TIMES WHEN I WENT TO ACCELERATE TO GET ON THE EXPRESSWAY AND THE CAR SLOWS DOWN. THE PEOPLE BEHIND START BACKING UP AND ARE MAD. I HAVE TO PULL TO SIDE AND LET THEM BY. MY CHILDREN ARE INSTRUCTED TO SUE TOYOTA IF MY WIFE AND I DIE IN A CAR ACCIDENT. THIS HAS TO BE A COMPUTER GLITCH. ITS VERY DANGEROUS.
NHTSA ODI #11139303
4,000 miles · Oct 6, 2018
Unknown Or Other
WE WERE RETURNING FROM DAYTONA BEACH, FL ON 09/26/2018 AND APPROX. 20 MILES FROM WARNER ROBBINS, GA WHEN WE HEARD WHAT SOUNDED LIKE A GUNSHOT. WE WERE ON THE INTERSTATE IN MILD TRAFFIC WITH TEMPERATURE IN 80'S AND OVERCAST. WE SAW NOTHING HIT OUR CAR AND NO BULLET HOLES, BUT KNEW THEIR WAS A LOT OF NOISE AND SOMETHING WAS WRON…
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WE WERE RETURNING FROM DAYTONA BEACH, FL ON 09/26/2018 AND APPROX. 20 MILES FROM WARNER ROBBINS, GA WHEN WE HEARD WHAT SOUNDED LIKE A GUNSHOT. WE WERE ON THE INTERSTATE IN MILD TRAFFIC WITH TEMPERATURE IN 80'S AND OVERCAST. WE SAW NOTHING HIT OUR CAR AND NO BULLET HOLES, BUT KNEW THEIR WAS A LOT OF NOISE AND SOMETHING WAS WRONG. WE PULLED BACK THE COVER ON OUR SUN ROOF AND SAW THE GLASS WAS SHATTERED AND RAISED UPWARD. IT HAD EXPLODED. WE WENT TO THE DEALER IN WARNER ROBBINS AND THEY SAID IT LOOKED LIKE IT COULD HAVE BEEN A SMALL CRACK IN THE GLASS. A DEFECT. THEY VACUUMED OUT THE GLASS AND COVERED IT WITH CARDBOARD, PLASTIC GARBAGE BAGS AND PUT MASKING TAPE ALL AROUND IT TO PROTECT US. (THEY OF COURSE DID NOT HAVE THE PART.) THE HOTEL THERE ALLOWED US TO PARK UNDER THEIR ENTRANCE WHICH WAS COVERED AS IT WAS BEGINNING TO RAIN. ON 09/27/2018 AS SOON AS WE GOT HOME TO NASHVILLE, TN WE WENT TO THE DEALER WE HAD PURCHASED THIS CAR FROM ONLY 4 MONTHS EARLIER ON 06/02/2018. THEY HAVE REFUSED OUR CLAIM. WE DON'T THINK THIS IS FAIR SINCE WE DIDN'T CAUSE THIS, BUT THAT SEEMS TO BE SOP IN THESE CASES.
NHTSA ODI #11138818
7,000 miles · Oct 3, 2018
Exterior Lighting
TL* THE CONTACT OWNS A 2018 TOYOTA RAV4. THE CONTACT COMPLAINED ABOUT A DESIGN FLAW WITH THE VEHICLE. WHILE DRIVING IN THE FOG, THE LOW BEAM HEADLIGHTS REFLECTED LIGHT BACK, WHICH BLINDED THE DRIVER AND MADE IT IMPOSSIBLE TO SEE AT NIGHT. THE VEHICLE WAS TAKEN TO TOYOTA OF POWAY (858-486-2900, LOCATED AT 13631 POWAY RD, POWAY, C…
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TL* THE CONTACT OWNS A 2018 TOYOTA RAV4. THE CONTACT COMPLAINED ABOUT A DESIGN FLAW WITH THE VEHICLE. WHILE DRIVING IN THE FOG, THE LOW BEAM HEADLIGHTS REFLECTED LIGHT BACK, WHICH BLINDED THE DRIVER AND MADE IT IMPOSSIBLE TO SEE AT NIGHT. THE VEHICLE WAS TAKEN TO TOYOTA OF POWAY (858-486-2900, LOCATED AT 13631 POWAY RD, POWAY, CA 92064) WHERE THE LIGHTS WERE CHECKED. THE TECHNICIAN STATED THAT NO ADJUSTMENT WAS NEEDED AND THAT THE VEHICLE WAS PERFORMING AS DESIGNED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THAT THERE WAS NO RECALL. THE FAILURE WAS NOT REMEDIED. THE FAILURE MILEAGE WAS APPROXIMATELY 7,000.
NHTSA ODI #11133116
3,500 miles · Oct 1, 2018
Electrical SystemEngine
WHILE DRIVING ON SATURDAY MORNING 9/29/18, I STOPPED AT A STOP LIGHT AND MY 2018 TOYOTA RAV4 LOST ALL ENGINE POWER WHILE IN TRAFFIC. THE COMPUTER VIDEO SCREEN SHOWED THE MESSAGE "CHARGING SYSTEM FAILURE\MALFUNCTION". I THEN ATTEMPTED TO RESTART THE VEHICLE AND IT DID NOT CRANK OVER, I WAITED A FEW SECONDS, MADE ANOTHER ATTEMP…
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WHILE DRIVING ON SATURDAY MORNING 9/29/18, I STOPPED AT A STOP LIGHT AND MY 2018 TOYOTA RAV4 LOST ALL ENGINE POWER WHILE IN TRAFFIC. THE COMPUTER VIDEO SCREEN SHOWED THE MESSAGE "CHARGING SYSTEM FAILURE\MALFUNCTION". I THEN ATTEMPTED TO RESTART THE VEHICLE AND IT DID NOT CRANK OVER, I WAITED A FEW SECONDS, MADE ANOTHER ATTEMPT , THE VEHICLE STARTED. I PULLED OVER AND PARKED THE VEHICLE, LOOKED UP THE ERROR MESSAGE IN THE CAR MANUAL AND IT INSTRUCTED ME THAT IT WAS A SERIOUS PROBLEM AND TO TAKE THE VEHICLE IMMEDIATELY TO THE NEAREST TOYOTA DEALER. I THEN TOOK THE VEHICLE TO MY LOCAL DEALER, THEY RAN A VEHICLE DIAGNOSTIC REPORT, THEY FOUND NO ERROR MESSAGES OR VOLTAGE PROBLEMS WITH THE VEHICLE. THEY OFFERED NO REASON FOR THE LOSS OF VEHICLE POWER. THE SERVICE MANAGER STATED THAT THEY COULD ONLY DIAGNOSE THE VEHICLE SO FAR AND THAT THEY WOULD NEED "CORPORATE" TO SEND SOMEONE OUT TO DO FURTHER DIAGNOSTICS ON THE BLACK BOX. ON 10/1/18, I OPENED A PROBLEM REPORT WITH TOYOTA USA AND WAS GIVEN A CASE#. .
NHTSA ODI #11132810
2,000 miles · Sep 28, 2018
Exterior Lighting
MY 2018 RAV4 IS EQUIPPED WITH DYNAMIC RADAR CRUISE CONTROL, A FEATURE WHICH I LIKE VERY MUCH LIKE WHEN TRAVELING ON INTERSTATE HIGHWAYS. THIS FEATURE AUTOMATICALLY DECELERATES MY VEHICLE TO MATCH THE SPEED OF THE VEHICLE AHEAD AND KEEPS YOU FOLLOWING AT A SAFE DISTANCE. HOWEVER, THE SAFETY ISSUE I HAVE DISCOVERED IS THAT WHEN …
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MY 2018 RAV4 IS EQUIPPED WITH DYNAMIC RADAR CRUISE CONTROL, A FEATURE WHICH I LIKE VERY MUCH LIKE WHEN TRAVELING ON INTERSTATE HIGHWAYS. THIS FEATURE AUTOMATICALLY DECELERATES MY VEHICLE TO MATCH THE SPEED OF THE VEHICLE AHEAD AND KEEPS YOU FOLLOWING AT A SAFE DISTANCE. HOWEVER, THE SAFETY ISSUE I HAVE DISCOVERED IS THAT WHEN THE VEHICLE AUTOMATICALLY DECELERATES, IT APPARENTLY DOES NOT ACTIVATE THE BRAKE LIGHTS AND THE VEHICLE BEHIND YOU IS NOT WARNED THAT YOU ARE SLOWING DOWN. TWICE IN THE FIRST COUPLE MONTHS OF OWNING THIS VEHICLE, WHILE TRAVELING ON RELATIVELY STRAIGHT, FLAT, INTERSTATE HIGHWAYS, I HAD THE DYNAMIC RADAR CRUISE CONTROL ENGAGED AND THE VEHICLE IN FRONT OF ME REDUCED SPEED FAIRLY QUICKLY (FROM APPROXIMATELY 65 TO 45MPH) DUE TO ROAD CONSTRUCTION. MY VEHICLE AUTOMATICALLY SLOWED ACCORDINGLY, BUT THE VEHICLE BEHIND ME DID NOT REALIZE I WAS SLOWING DOWN BECAUSE MY BRAKE LIGHTS DID NOT ACTIVATE AND I WAS VERY NEARLY REAR ENDED. FORTUNATELY, SERIOUS ACCIDENTS WERE NARROWLY AVOIDED IN BOTH THESE INCIDENTS. I BELIEVE THE DYNAMIC RADAR CRUISE CONTROL FEATURE IS VERY GOOD, VERY USEFUL FEATURE; HOWEVER, THE SYSTEM MUST BE MODIFIED TO ACTIVATE THE BRAKE LIGHTS WHEN THE VEHICLE AUTOMATICALLY DECELERATES. ONE OF THE INCIDENTS OCCURRED IN JULY, 2018, AND THE OTHER IN AUGUST, 2018. I HAVE DISCUSSED THE ISSUE WITH OUR LOCAL TOYOTA DEALER AND ALSO WITH THE TOYOTA CUSTOMER EXPERIENCE CENTER (800 331-4331). THE LATTER ESTABLISHED A CASE NUMBER (1809280901). I WISH TO ENSURE APPROPRIATE FOLLOW-UP OCCURS TO CORRECT THIS SAFETY ISSUE.
NHTSA ODI #11132193
50 miles · Sep 25, 2018
Exterior LightingVisibility/wiper
PURCHASED 2018 RAV 4 ADVENTURE THREE DAY'S AGO AND IT IS IMPOSSIBLE TO DRIVE AT NIGHT ON A ROAD WITH NO OTHER AVAILABLE LIGHTING. EXTREMELY DANGEROUS. IT APPEARS AS THOUGH A VEIL COVERS 1/2 TO 2/3 OF WINDSHIELD MAKING VISIBILITY NEARLY IMPOSSIBLE. THE BEAM ANGLE OF THE HEADLIGHTS BARELY COVER THE ROAD IN FRONT OF YOU AND NOTH…
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PURCHASED 2018 RAV 4 ADVENTURE THREE DAY'S AGO AND IT IS IMPOSSIBLE TO DRIVE AT NIGHT ON A ROAD WITH NO OTHER AVAILABLE LIGHTING. EXTREMELY DANGEROUS. IT APPEARS AS THOUGH A VEIL COVERS 1/2 TO 2/3 OF WINDSHIELD MAKING VISIBILITY NEARLY IMPOSSIBLE. THE BEAM ANGLE OF THE HEADLIGHTS BARELY COVER THE ROAD IN FRONT OF YOU AND NOTHING ABOVE THE HEIGHT OF THE VEHICLE HOOD. YOU CAN SEE NOTHING IN FRONT OF YOU AND EVEN LESS ON THE SIDES OF THE ROAD.CHANGING THE SETTING FROM AUTO, ON AND HIGH BEAM TO NOT CHANGE RESULT. I WANT TO RETURN THE VEHICLE. THERE IS NO POINT IN HAVING A VEHICLE YOU CAN ONLY DRIVE DURING THE DAY. EXTREMELY DANGEROUS AND VERY DISAPPOINTING! I HOPE NO ONE SUFFERS INJURY OR DEATH AS A RESULT OF THIS POOR DESIGN.
NHTSA ODI #11131151
Official recalls
3Nov 1, 2023
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2013-2018 RAV4 vehicles. Certain replacement 12-volt batteries may not fit properly in the battery tray, allowing the battery to move and contact the hold-down bracket, possibly causing a short circuit.
Consequence & remedy
Consequence: A battery short circuit increases the risk of a fire.
Remedy: Dealers will replace the battery clamp sub-assembly, battery tray, and positive terminal cover, free of charge. Owner letters were mailed December 27, 2024, to 2013-2014 RAV4 owners. Additional owner notification letters will be mailed in phases, phase 2 will begin on May 14, 2025, and phase 3 in late July 2025. Owners may contact Toyota's customer service at 1-800-331-4331. Toyota's numbers for this recall are 23TB13 and 23TA13.
Jun 28, 2019
Southeast Toyota Distributors, LLC (SET) is recalling certain 2017-2019 Toyota Camry, Corolla, Rav4, Sienna, and Yaris iA vehicles equipped with factory-installed floor mats. The load carrying capacity modification label may be incorrect. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 110, "Tire Selection and Rims."
Consequence & remedy
Consequence: An incorrect label may lead to unintentionally overloading the vehicle, increasing the risk of a crash.
Remedy: SET will notify owners and provide a corrected label for placement over the inaccurate label, free of charge. The recall began August 23, 2019. Owners may contact Toyota customer service at 1-888-270-9371. SET's number for this recall is SET19A.
Dec 20, 2017
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2017-2018 Toyota 4Runner and Tundra, 2018 Toyota Highlander, RAV4 and Lexus GX460 and 2017 Toyota Sienna and Tacoma vehicles. These vehicles may have incorrect load carrying capacity modification labels. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 110, "Tire Selection and Rims."
Consequence & remedy
Consequence: An incorrect load information label can result in the operator overloading the vehicle and increasing the risk of a crash.
Remedy: Toyota will notify owners and provide them with corrected labels, free of charge. The recall began on January 23, 2018. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's numbers for this recall are H0Z for Toyota vehicles, and HLF for Lexus vehicles.
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
1PE21005 · Battery Hold Down Bracket Thermal Events
Opened Feb 25, 2021 · Closed Aug 12, 2024
Status: closed (inferred from source dates) · Electrical SYSTEM:12V/24V/48V Battery
The Office of Defects Investigation (ODI) opened a Preliminary Evaluation (PE) to understand the contributing factors and frequency of vehicle fires originating from the battery region of the engine compartment in Model Year (MY) 2013-2018 Toyota RAV4 vehicles on 25 February 2021. At the time of opening, ODI attributed eleven allegations and additional EWR events to this PE. PE21005 focused on replacement batteries installed in the subject vehicles. No reported fire event identified in PE21005 involved the originally supplied 12V battery. The reported fires took place in vehicles known to contain aftermarket batteries or whose age exceeded the expected life of the original equipment battery. ODI identified battery dimensioning as it relates to the battery retention system (hold down bracket, radiator support bolt, J-hook, and battery tray) as the main factor set in the contact between the battery hold down bracket contacting the positive terminal of the 12V battery. The subject vehicles carried over the same battery tray and retention system from the prior generation (MY2006 – MY2012) of RAV4 vehicles. However, the subject vehicles were equipped with a dimensionally smaller battery (Group 35) than the prior generation (Group 24F). The smaller- length measurement in the Group 35 battery size in a battery tray originally designed to fit a Group 24F battery contributed to increased potential for battery movement which was exacerbated by the diversity in aftermarket battery configuration and irregularities intrinsic to battery replacement procedures. Battery movement coupled with the proximity of the B+ terminal on the battery and the grounded electrically conductive hold down bracket set the stage for a short to ground leading to an engine stall (if in operation) followed by a vehicle fire. This investigation was not able to classify the installation status, battery size, or cause of every allegation due to the fire event causing damage to the area, inaccessible vehicle, modification to the battery retention system after the event, and/or inconclusive photographic evidence. Toyota's investigation of the issue identified aftermarket battery catalogs that listed an improper battery replacement size (Group 26R) that would nevertheless fit into the subject vehicles whose battery retention system is incapable of reliably restraining a Group 26R battery. On 18 November 2021, Toyota initiated a consumer advisory campaign (21TG01) to the subject vehicle owners, notifying them of the correct size battery and offering a free inspection of the battery and retention hardware, a caution label to affix to the hold down bracket, and a discounted replacement 12V battery. This investigation with Toyota established three broad categories to characterize the battery retention system state of a given vehicle: "correct", "minor mis-installation", and "major mis-installation". - The "correct" terminology references the front bolt, bracket, and J-hook installed in a position not in contact with the positive battery terminal and the front bolt torqued to 17 Nm and the J-hook engaged with the tray hole and torqued to 4.9 Nm. - A "minor mis-installation" would describe the three retention components installed in the prescribed location, however not to the correct torque values. - The "major mis-installation" condition would constitute a retention component missing or disconnected from the system. Toyota's own testing used five exemplar batteries installed on a subject vehicle in each battery categorization resulted in: - Contact between the B+ terminal and hold down bracket in "major mis-installations" - Movement of the battery in "minor mis-installations" - No observable motion in "correct" installations. ODI conducted its own evaluation of the Toyota- specified replacement battery and 5 aftermarket Group 35 batteries. The six batteries tested conformed to the Group 35 Battery Council International (BCI) standard on overall dimensional tolerance and terminal location. That standard does not define the edge shape or material of battery casing. Physical interaction between the hold down bracket and the battery case and the friction between the casing material and the battery tray resulted in a large variability in movement forces required to incite movement when the battery was installed in the "correct" condition. Resulting in movement at an induced lateral load between 0.6 G and 1.91 G equivalent force across each battery. This force is higher than a typical vehicle could exert in a steady state turn and would only experience loads through brief shock or impulses. Multiple shock or impulse loads across time would contribute to a delay between the replacement battery installation and the fire event. Likelihood of a fire event increases as the installation method degraded from the "correct", to "minor mis-installation", and then to "major mis-installation". Protruding vent caps atop some of the batteries tested aided in restricting battery movement relative to the hold down. An absence of vent caps permitted additional movement. Following several discussions and vehicle inspections with ODI during this investigation, on 01 November 2023, Toyota filed a safety recall (NHTSA 23V-734) of 1,853,568 MY 2013 through MY 2018 Toyota RAV4 vehicles to reduce the risk of a vehicle fire with redesigned battery retention components. To review the ODI reports cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.