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2011 Toyota Prius

Owner reports · Recalls · Investigations

More warning signs than most Prius years

Owner complaints for the 2011 Toyota Prius are substantially higher than the model-year median of 164.

About this comparison →

When problems were reported

Mileage at the reported incident

330 reports with mileage · 188 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.

  • Service Brakes. Review the 262 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 68 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Exterior Lighting. Review the 48 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

37 crash reports7 fire reports16 injury reports

What owners actually said

518 reports
69,255 miles · Jul 10, 2015
Structure

TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHILE DRIVING APPROXIMATELY 65 MPH, A SCRAPING TYPE NOISE WAS HEARD UNDER THE VEHICLE AND A BUMP WAS FELT. THE CONTACT DISCOVERED THAT THE FRONT DRIVER SIDE WHEEL WELL DISLODGED FROM THE VEHICLE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE.…

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TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHILE DRIVING APPROXIMATELY 65 MPH, A SCRAPING TYPE NOISE WAS HEARD UNDER THE VEHICLE AND A BUMP WAS FELT. THE CONTACT DISCOVERED THAT THE FRONT DRIVER SIDE WHEEL WELL DISLODGED FROM THE VEHICLE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 69,255. THE VIN WAS NOT AVAILABLE.

NHTSA ODI #10733102

36,000 miles · Jul 4, 2015
Electrical SystemExterior LightingFire

VIN # [XXX] TOYOTA PRIUS 2011, DRIVING ON INTERSTATE 80 EAST, AT 65 MPH, SMOKE CAME OUT OF THE HOOD, HEADLIGHT AND WIRE SMELLED AND BURNED, CAR WAS ALMOST IN FIRE. SHUT OFF CAR AND HEADLIGHT AND SMOKE STOP. BOTH HEADLIGHT ARE DAMAGE DUE TO FIRE. KEPT BOTH HEAD LIGHT OFF, GOT HOME AND DID NOT USE THE CAR FOR A FEW MONTHS. CAR IS…

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VIN # [XXX] TOYOTA PRIUS 2011, DRIVING ON INTERSTATE 80 EAST, AT 65 MPH, SMOKE CAME OUT OF THE HOOD, HEADLIGHT AND WIRE SMELLED AND BURNED, CAR WAS ALMOST IN FIRE. SHUT OFF CAR AND HEADLIGHT AND SMOKE STOP. BOTH HEADLIGHT ARE DAMAGE DUE TO FIRE. KEPT BOTH HEAD LIGHT OFF, GOT HOME AND DID NOT USE THE CAR FOR A FEW MONTHS. CAR IS STILL UNDER WARRANTY BUT DEALER REFUSE TO REPAIR THE PROBLEM, TELLING ME I HAVE USE AN AFTERMARKET BULB. THE BULB THAT CAUSE THE PROBLEM WAS THE BULB THAT CAME WITH THE CAR AS NEW. I TRIED TO TAPE UP THE BURNED WIRE TO GET THE CAR SAFETY HOME. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ODI #10731939

2,500 miles · May 29, 2015
Service Brakes

THIS HAS HAPPENED MULTIPLE TIMES SINCE I PURCHASED THIS VEHICLE. THE FIRST TIME THIS HAPPENED WAS AT 2,500 MILES. WHILE APPLYING BRAKES ON A ROUGH ROAD OR WHEN CROSSING A POT HOLE, CRACKED ROAD, OR BRIDGE JOINT THE BRAKES FAIL MOMENTARILY ALLOWING THE CAR TO LURCH FORWARD. IT HIS HAPPENS REGARDLESS OF THE SPEED. I COULD BE TRAVE…

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THIS HAS HAPPENED MULTIPLE TIMES SINCE I PURCHASED THIS VEHICLE. THE FIRST TIME THIS HAPPENED WAS AT 2,500 MILES. WHILE APPLYING BRAKES ON A ROUGH ROAD OR WHEN CROSSING A POT HOLE, CRACKED ROAD, OR BRIDGE JOINT THE BRAKES FAIL MOMENTARILY ALLOWING THE CAR TO LURCH FORWARD. IT HIS HAPPENS REGARDLESS OF THE SPEED. I COULD BE TRAVELING AT 15 OR 50 MPH AND THE BRAKES WILL FAIL AND LURCH FORWARD. I PURCHASED THE PRIUS NEW IN 2011 AND HAVE TOLD THE SERVICE FOLKS AT TOYOTA ABOUT THE PROBLEM AND THEY LOOK AT THE VEHICLE AND ARE NOT ABLE TO FIND A REASON FOR THIS BRAKE FAILURE. THIS IS DANGEROUS. I HAVE TO MAKE SURE I START BRAKING A GOOD DISTANCE FROM A CAR IN FRONT OF ME AS I AM AFRAID THIS DEFECT WILL CAUSE AN ACCIDENT. IF I HAVE TO BRAKE SUDDENLY AND AM DRIVING OVER ANY ROAD THAT IS NOT SMOOTH MY BRAKES FAIL AND LURCH FORWARD. HOW MANY PEOPLE NEED TO GET INJURED OR DIE BEFORE TOYOTA FIXES THIS DEFECT?

NHTSA ODI #10722368

41,000 miles · May 29, 2015
Service Brakes

WE HAVE BEEN EXPERIENCING BRAKING ABNORMALITIES FOR 1-2 MONTHS, AND WHEN OUR BRAKE MALFUNCTION LIGHT CAME ON WE HAD IT CHECKED OUT. INITIALLY, ABOUT 1 MONTH AGO, THE TOYOTA DEALER'S SERVICE DEPT. COULD NOT DETECT AN ISSUE, SO SIMPLY RESET THE COMPUTER. BUT, AGAIN, THE MALFUNCTION LIGHT RETURNED AND AGAIN, WE RETURNED THE CAR TO …

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WE HAVE BEEN EXPERIENCING BRAKING ABNORMALITIES FOR 1-2 MONTHS, AND WHEN OUR BRAKE MALFUNCTION LIGHT CAME ON WE HAD IT CHECKED OUT. INITIALLY, ABOUT 1 MONTH AGO, THE TOYOTA DEALER'S SERVICE DEPT. COULD NOT DETECT AN ISSUE, SO SIMPLY RESET THE COMPUTER. BUT, AGAIN, THE MALFUNCTION LIGHT RETURNED AND AGAIN, WE RETURNED THE CAR TO THE SERVICE DEPT. ON THIS OCCASION, THEY TOLD US THAT NITROGEN GAS HAS LEAKED FROM THE ACCUMULATOR INTO THE BRAKING SYSTEM. RESEARCH INDICATES THAT THIS IS A SIMILAR PROBLEM EXPERIENCED BY 2010 PRIUS OWNERS. WE WOULD LOVE FOR TOYOTA TO FIX THIS ISSUE RATHER THAN US COVER THE $5000 FOR BRAKE SYSTEM REPLACEMENT.

NHTSA ODI #10722312

19,000 miles · May 14, 2015
Vehicle Speed Control

TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHILE ATTEMPTING TO PARK THE VEHICLE INTO A SPACE AT APPROXIMATELY 3 MPH, THE VEHICLE SUDDENLY ACCELERATED ON ITS OWN. THE VEHICLE TRAVELED INTO A SEMI CIRCLE AND STRUCK A PARKED VEHICLE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TURNED OFF. THE VEHICLE WAS DRIVEN TO …

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TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHILE ATTEMPTING TO PARK THE VEHICLE INTO A SPACE AT APPROXIMATELY 3 MPH, THE VEHICLE SUDDENLY ACCELERATED ON ITS OWN. THE VEHICLE TRAVELED INTO A SEMI CIRCLE AND STRUCK A PARKED VEHICLE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TURNED OFF. THE VEHICLE WAS DRIVEN TO THE DEALER, BUT NO DIAGNOSTIC WAS PERFORMED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 19,000.

NHTSA ODI #10716440

62,000 miles · Apr 23, 2015
Structure

TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHILE DRIVING AT VARIOUS SPEEDS, THERE WAS AN ABNORMAL NOISE OF MICE IN THE DASHBOARD. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE MICE ENTERED THE VEHICLE THROUGH THE REAR UNDERCARRIAGE VENT. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAIL…

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TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHILE DRIVING AT VARIOUS SPEEDS, THERE WAS AN ABNORMAL NOISE OF MICE IN THE DASHBOARD. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE MICE ENTERED THE VEHICLE THROUGH THE REAR UNDERCARRIAGE VENT. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 62,000.

NHTSA ODI #10712423

44,500 miles · Apr 15, 2015
Tires

YOKOHAMA TIRES 195/65R15 DOT#479N-EBM1212. PREMATURE WEAR. PALM BEACH TOYOTA WILL NOT HONOR 60 K WARRANTY. PREMATURE WEAR AT 25K MILES. YOKOHAMA STOPPED MANUFACTURING THIS TIRE BECAUSE OF COMPLAINTS, SO CANNOT GET EQUAL TIRE.PALM BEACH TOYOTA WANTS TO CHARGE ME PRICE OF NEW TIRE. I HAVE 60 K WARRANTY. *TR

NHTSA ODI #10705920

93,081 miles · Feb 19, 2015
Vehicle Speed Control

TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHILE DRIVING AT 5 MPH, A 90 DEGREE LEFT TURN WAS MADE AND THE VEHICLE ACCELERATED AT HIGH SPEED AND JUMPED THE CURB. THE DEALER WAS UNABLE TO DUPLICATE THE FAILURE. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 93,081.

NHTSA ODI #10684300

Mileage unknown · Feb 5, 2015
SeatsFire

TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHETHER THE VEHICLE WAS IN MOTION OR STATIONARY, THE HEATER WAS ACTIVATED AND THE CONTACT NOTICED A STRONG BURNING ODOR COMING FROM THE FRONT DRIVER SIDE SEAT. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE MANUFACTURER WAS NOT NOTIFIED OF THE …

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TL* THE CONTACT OWNS A 2011 TOYOTA PRIUS. WHETHER THE VEHICLE WAS IN MOTION OR STATIONARY, THE HEATER WAS ACTIVATED AND THE CONTACT NOTICED A STRONG BURNING ODOR COMING FROM THE FRONT DRIVER SIDE SEAT. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.

NHTSA ODI #10681449

Mileage unknown · Feb 3, 2015
Air BagsCrashInjury

A DRIVER MADE A LEFT TURN IN FRONT OF MY CAR AND I HIT THE FRONT PASSENGER DOOR OF HIS SUV. MY FRONT END WAS TOTALED OUT. I RECEIVED A NECK AND HEAD INJURY AS WELL AS A SHOULDER AND HAND. HAD MY AIRBAGS DEPLOYED LIKE THEY WERE DESIGNED TO MY INJURIES WOULD HAVE BEEN MINIMIZED. *TR

NHTSA ODI #10680758

Official recalls

6

18V684000 · Hybrid Propulsion System

Oct 4, 2018

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2010-2014 Toyota Prius and 2012-2014 Toyota Prius V vehicles. Excessive voltage in the Intelligent Power Module (IPM) within the inverter may cause the hybrid system to shut down, causing the vehicle to stall while being driven.

Consequence & remedy

Consequence: If the hybrid system shuts down unexpectedly, it can increase the risk of a crash.

Remedy: Toyota will notify owners, and dealers will update the software for the motor/generator control electronic control unit (ECU) and the hybrid control ECU as necessary, free of charge. The recall began January 22, 2019. Owners may contact Toyota customer service at 1-888-270-9371. Toyota's number for this recall is J0V. Note: The software updates in this recall are needed even if the vehicle had the software previously updated under recalls 14V-053 or 15V-449.

16V487000 · Air Bags:side/window

Jun 30, 2016

Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2010-2012 Toyota Prius, 2010 and 2012 Toyota Prius Plug-in Hybrid, and 2011-2012 Lexus CT200h vehicles. A weld in the curtain shield air bag inflator may crack causing one or both portions of the inflator to eject into the passenger cabin.

Consequence & remedy

Consequence: If either portion of the curtain shield air bag inflator ejects into the passenger cabin, there is an increased risk of injury to vehicle occupants.

Remedy: Toyota will notify owners, and dealers will install retention brackets to the curtain shield air bags, free of charge. The recall began on October 17, 2016. Owners may contact Toyota Customer Service Department at 1-800-331-4331. Toyota's number for this recall is Toyota G0U, and Lexus GLJ.

16V396000 · Seats:front Assembly:seat Heater/cooler

Jun 2, 2016

Southeast Toyota Distributors, LLC (SET) is recalling certain 2005-2011 4Runner, Highlander, Sequoia, and Sienna, 2005-2010 Avalon and Tundra, 2006-2008 Camry Solara, 2006-2010 Highlander hybrid, 2006-2011 Rav4 and Tacoma, 2007-2010 FJ Cruiser, 2007-2011 Camry hybrid, 2009-2010 Venza, 2010-2012 Prius, 1988-1990 and 2005-2010 Camry, and 1989 and 2009-2010 Corolla vehicles equipped with aftermarket accessory seat heaters with a copper strand heating element. The electrical wiring in the seat heaters may be damaged when the seat cushion is compressed.

Consequence & remedy

Consequence: If damaged, the copper strand heating element may short circuit, increasing the risk of a fire.

Remedy: SET will notify owners, and dealers will disconnect the seat heaters, free of charge, and refund the purchase price of the seat heater accessory. The recall began on July 14, 2016. Owners may contact SET customer service at 1-866-405-4226. SET number for this recall is SET16B.

14V743000 · Seats:front Assembly:seat Heater/cooler

Nov 19, 2014

Southeast Toyota Distributors, LLC (SET) is recalling certain model year 2010-2011 Prius and Corolla, 2009-2011 Venza, 2006-2010 Avalon, 2007-2010 FJ Cruiser, 2005-2011 Sienna and Sequoia, 2006-2011 Tacoma 4x2 and 4x4, Camry, Highlander, Tundra 4x2 and 4x4, and 2007-2011 Rav4 and 4Runner. The affected vehicles may experience compression of the seat cushion which may damage the seat heater wiring.

Consequence & remedy

Consequence: Damage to the seat heater wiring could cause the wires to short, increasing the risk of the seat burning and causing personal injury to the occupant.

Remedy: SET will notify owners, and dealers will disconnect the heaters with copper strand heating elements and refund the purchase price of the seat heater accessory, free of charge. The recall is expected to began in January 2015. Owners may contact SET customer service at 1-866-405-4226.

14V053000 · Electrical System:software; Hybrid Propulsion System: Inverter

Feb 12, 2014

Toyota is recalling certain model year 2010 through 2014 Prius vehicles. In the affected vehicles, the Intelligent Power Module (IPM) inside the inverter module (a component of the hybrid system) contains transistors that may become damaged from high operating temperatures. If this occurs, various warning lamps will be illuminated on the instrument panel and the vehicle will have reduced power allowing it to only drive a short distance.

Consequence & remedy

Consequence: The vehicle may enter a fail-safe/limp-home mode that limits the drivability of the vehicle. The hybrid system could also shut down completely resulting in a vehicle stall, increasing the risk of a crash.

Remedy: Toyota will notify owners and dealers will update the software for both the motor/generator control electronic control unit (ECU) and the hybrid control ECU, free of charge. If an owner experiences a failure of the inverter before the vehicle receives updated software, the dealer will repair or replace the inverter assembly with a new one at no charge. The recall began on March 21, 2014. Owners may contact Toyota at 1-800-331-4331.

Additional source detail variants (2)

Hybrid Propulsion System: Inverter

Toyota is recalling certain model year 2010 through 2014 Prius vehicles. In the affected vehicles, the Intelligent Power Module (IPM) inside the inverter module (a component of the hybrid system) contains transistors that may become damaged from high operating temperatures. If this occurs, various warning lamps will be illuminated on the instrument panel and the vehicle will have reduced power allowing it to only drive a short distance.

Consequence: The vehicle may enter a fail-safe/limp-home mode that limits the drivability of the vehicle. The hybrid system could also shut down completely resulting in a vehicle stall, increasing the risk of a crash.

Remedy: Toyota will notify owners and dealers will update the software for both the motor/generator control electronic control unit (ECU) and the hybrid control ECU, free of charge. If an owner experiences a failure of the inverter before the vehicle receives updated software, the dealer will repair or replace the inverter assembly with a new one at no charge. The recall began on March 21, 2014. Owners may contact Toyota at 1-800-331-4331.

Electrical System:software

Toyota is recalling certain model year 2010 through 2014 Prius vehicles. In the affected vehicles, the Intelligent Power Module (IPM) inside the inverter module (a component of the hybrid system) contains transistors that may become damaged from high operating temperatures. If this occurs, various warning lamps will be illuminated on the instrument panel and the vehicle will have reduced power allowing it to only drive a short distance.

Consequence: The vehicle may enter a fail-safe/limp-home mode that limits the drivability of the vehicle. The hybrid system could also shut down completely resulting in a vehicle stall, increasing the risk of a crash.

Remedy: Toyota will notify owners and dealers will update the software for both the motor/generator control electronic control unit (ECU) and the hybrid control ECU, free of charge. If an owner experiences a failure of the inverter before the vehicle receives updated software, the dealer will repair or replace the inverter assembly with a new one at no charge. The recall began on March 21, 2014. Owners may contact Toyota at 1-800-331-4331.

13V014000 · Air Bags:frontal:sensor/control MODULE-INACTIVE ; Seats

Jan 16, 2013

Southeast Toyota Distributors, LLC (SET) is recalling certain models interspersed through model years 2009 through 2013 as follows: model year 2009-2012 Tacoma, 4Runner, Camry, Camry Hybrid, Prius, and RAV4; model year 2009-2010 Avalon, FJ Cruiser, and Highlander Hybrid; model year 2010-2013 model year Corolla, Sienna and Tundra; model year 2009-2013 Highlander and Venza; model year 2012 Prius V; and model year 2010-2012 Sequoia. During modification by SET to include accessories such as leather seat covers, seat heaters or headrest DVD systems, these vehicles may not have had the passenger seat occupant sensing system calibration tested. Without passing the calibration test, the occupant sensing system may not operate as designed.

Consequence & remedy

Consequence: If the front passenger seat occupant sensing system is out of calibration, the front passenger airbags may not deploy or they may deploy inappropriately for the passenger's size and position. This could increase the risk of personal injury during the event of a vehicle crash necessitating airbag deployment.

Remedy: Southeast Toyota will notify owners, and dealers will test the sensitivity of the occupant detection sensors, and recalibrate them as necessary. The recall began on March 21, 2013. Owners may contact Southeast Toyota at 1-800-301-6859.

Additional source detail variants (2)

Seats

Southeast Toyota Distributors, LLC (SET) is recalling certain models interspersed through model years 2009 through 2013 as follows: model year 2009-2012 Tacoma, 4Runner, Camry, Camry Hybrid, Prius, and RAV4; model year 2009-2010 Avalon, FJ Cruiser, and Highlander Hybrid; model year 2010-2013 model year Corolla, Sienna and Tundra; model year 2009-2013 Highlander and Venza; model year 2012 Prius V; and model year 2010-2012 Sequoia. During modification by SET to include accessories such as leather seat covers, seat heaters or headrest DVD systems, these vehicles may not have had the passenger seat occupant sensing system calibration tested. Without passing the calibration test, the occupant sensing system may not operate as designed.

Consequence: If the front passenger seat occupant sensing system is out of calibration, the front passenger airbags may not deploy or they may deploy inappropriately for the passenger's size and position. This could increase the risk of personal injury during the event of a vehicle crash necessitating airbag deployment.

Remedy: Southeast Toyota will notify owners, and dealers will test the sensitivity of the occupant detection sensors, and recalibrate them as necessary. The recall began on March 21, 2013. Owners may contact Southeast Toyota at 1-800-301-6859.

Air Bags:frontal:sensor/control MODULE-INACTIVE

Southeast Toyota Distributors, LLC (SET) is recalling certain models interspersed through model years 2009 through 2013 as follows: model year 2009-2012 Tacoma, 4Runner, Camry, Camry Hybrid, Prius, and RAV4; model year 2009-2010 Avalon, FJ Cruiser, and Highlander Hybrid; model year 2010-2013 model year Corolla, Sienna and Tundra; model year 2009-2013 Highlander and Venza; model year 2012 Prius V; and model year 2010-2012 Sequoia. During modification by SET to include accessories such as leather seat covers, seat heaters or headrest DVD systems, these vehicles may not have had the passenger seat occupant sensing system calibration tested. Without passing the calibration test, the occupant sensing system may not operate as designed.

Consequence: If the front passenger seat occupant sensing system is out of calibration, the front passenger airbags may not deploy or they may deploy inappropriately for the passenger's size and position. This could increase the risk of personal injury during the event of a vehicle crash necessitating airbag deployment.

Remedy: Southeast Toyota will notify owners, and dealers will test the sensitivity of the occupant detection sensors, and recalibrate them as necessary. The recall began on March 21, 2013. Owners may contact Southeast Toyota at 1-800-301-6859.

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

DP23005 · Brake Actuator Valve Wear

Opened Nov 22, 2023 · No close date supplied

Status: open (inferred from source dates) · Service Brakes, Hydraulic:foundation Components; Service Brakes, Hydraulic:power Assist

The Office of Defects Investigation (ODI) has received a petition dated September 19, 2023 from the owner of a 2012 Toyota Prius V requesting that ODI reevaluate its decision to deny DP19-004. In the letter, the petitioner reported experiencing an unexpected and complete loss of brake power while driving, accompanied by multiple dashboard warning lights. This petition is based on the petitioner's direct experience and assessment that ODI closed DP19-004 because its prompting petition was withdrawn by that petitioner. ODI will review the work conducted during DP19-004 and a review of any additional related complaints and crashes via a new defect petition The petition and related materials can be reviewed at NHTSA.gov under the following ODI number:11553736.

Additional source detail variants (2)

Service Brakes, Hydraulic:foundation Components

The Office of Defects Investigation (ODI) has received a petition dated September 19, 2023 from the owner of a 2012 Toyota Prius V requesting that ODI reevaluate its decision to deny DP19-004. In the letter, the petitioner reported experiencing an unexpected and complete loss of brake power while driving, accompanied by multiple dashboard warning lights. This petition is based on the petitioner's direct experience and assessment that ODI closed DP19-004 because its prompting petition was withdrawn by that petitioner. ODI will review the work conducted during DP19-004 and a review of any additional related complaints and crashes via a new defect petition The petition and related materials can be reviewed at NHTSA.gov under the following ODI number:11553736.

Service Brakes, Hydraulic:power Assist

The Office of Defects Investigation (ODI) has received a petition dated September 19, 2023 from the owner of a 2012 Toyota Prius V requesting that ODI reevaluate its decision to deny DP19-004. In the letter, the petitioner reported experiencing an unexpected and complete loss of brake power while driving, accompanied by multiple dashboard warning lights. This petition is based on the petitioner's direct experience and assessment that ODI closed DP19-004 because its prompting petition was withdrawn by that petitioner. ODI will review the work conducted during DP19-004 and a review of any additional related complaints and crashes via a new defect petition The petition and related materials can be reviewed at NHTSA.gov under the following ODI number:11553736.

DP22005 · Pedestrian Alert Sounds

Opened Jan 27, 2023 · Closed Aug 7, 2023

Status: closed (inferred from source dates) · Electrical System:propulsion System

NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles. The standard applies to hybrid and electric vehicles that have a gross vehicle weight rating of 4,536 KG or less or are defined as low-speed vehicles. The standard became fully applicable to all such vehicles manufactured on or after March 1, 2021.On January 27, 2023, NHTSA opened Defect Petition (DP) 22-005 to evaluate the subject matter described in the petition. On June 24, 2023 and as supplemented on June 25, 2023, the petitioner notified NHTSA he was withdrawing his petition. The petitioner indicated that, based on his review of data, there is no justification for asserting potential benefits that could be derived from actions sought by my petition. Based on the petitioner's withdrawal, DP22-005 is closed. Closure of this DP does not represent a determination by NHTSA regarding the subject matter of the petition.

DP19004 · Brake Actuator Valve Wear

Opened Sep 30, 2019 · Closed Jan 21, 2021

Status: closed (inferred from source dates) · Service Brakes, Hydraulic:power Assist

On September 19, 2019, the Office of Defects Investigation (ODI) received a defect petition from Mr. Roger Hogan requesting that the Agency investigate and recall certain Toyota Prius, Prius PHV, Camry Hybrid and Avalon Hybrid vehicles for a brake actuator valve wear condition covered under Toyota Customer Support Programs ZJB and ZKK (subject CSP?s). In support of his request, the petitioner identified 117 NHTSA complaints allegedly related to the subject CSP condition, including 60 reporting crashes. On September 30, 2019, ODI opened Defect Petition DP19-004 to evaluate the petitioner?s request for an investigation. In August 2020, the petitioner notified the Agency that he was withdrawing his petition. Because the petitioner has withdrawn the petition, we are denying the petition as moot and no further analysis of this petition is necessary.NHTSA is authorized to issue an order requiring notification and remedy of a defect if the Agency?s investigation shows a defect in the design, construction, or performance of a motor vehicle that presents an unreasonable risk to safety. 49 U.S.C. ?? 30102(a)(9), 30118. Because the petitioner has with withdrawn the petition, the petition is denied as moot. This action does not constitute a finding by NHTSA that a safety-related defect does not exist. The Agency notes that it is not required to receive a defect petition prior to opening a defect investigation and will take further action if warranted by future circumstances.