RoadVitals

2007 Toyota Prius Driver assistance Problems

Owner-reported complaints naming the driver-assistance system, filed with NHTSA

Data refreshed

Driver assistance reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
154
Latest Apr 27, 2023
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
8%
of 2,003 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
43
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
13

What this page shows

Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems. Every record below is an owner-reported complaint about the 2007 Toyota Prius submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 154 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming driver-assistance

The 25 most recent of 154, in the owner's own words

BrakesDriver assistance
Filed Apr 27, 2023
Crash reported1 injury reported

Unknown I had just financed the vehicle 2-3 days prior.

NHTSA ID
11519356
Incident
Apr 18, 2023
Driver assistanceElectricalPowertrain (other)
Filed Nov 3, 2022

Instrument panel cluster failure. Panel goes black while driving and lose power. Vehicle won’t start or shut off. My vehicle was getting serviced at the dealership and they couldn’t start the vehicle. I was told the instrument panel cluster was the problem. I contacted Toyota Customer Service, and was told they were aware of the issue. They had issued an extended warranty and sent out a letter to all owners this warranty has expired in 2016. If you purchased your vehicle after 2016 you would not have received any notice regarding this. While driving you can’t see you speed, your gear selection, fuel level, lights and no warning lights. The warning is that your vehicle won’t start or shut off.

NHTSA ID
11492035
Incident
Oct 25, 2022
BrakesDriver assistance
Filed Jul 5, 2022

The contact owns a 2007 Toyota Prius. The contact stated that while driving the speed was unknown due to the instrument cluster being inoperable. On another occasion while driving approximately 45 MPH, the brake pedal was depressed but failed to operate properly; however, on that occasion the instrument cluster was operating as designed. The vehicle stability control, ABS, and brake light warning lights were illuminated. The vehicle was taken to an independent mechanic and diagnosed with an actuator and brake booster failure. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 203,202.

NHTSA ID
11472401
Incident
May 28, 2022
Mileage
203,202 mi
Driver assistanceElectricalExterior lighting
Filed Oct 13, 2021

instrument cluster panel goes completely out and blank, speedometer lost, and dash lights gone and causing other issues such as not being able to turn off vehicle, loss of cruise control, unable to open trunk, navigation screen unable to turn off, backup camera not functioning, front lights going on and off while driving at night.

NHTSA ID
11436694
Incident
Oct 6, 2021
BrakesDriver assistance
Filed Apr 22, 2021

BRAKE ACTUATOR PUMP IS A KNOWN ISSUE ON THIS GENERATION PRIUS AND TOYOTA HAS STOP OFFERING A WARRANTY BEFORE I EVEN GOT THE VEHICLE.

NHTSA ID
11413417
Incident
Apr 7, 2021
Mileage
85,000 mi
BrakesDriver assistance
Filed Aug 22, 2020

WHILE DRIVING AROUND A CORNER ON CITY STREETS, BRAKING SUDDENLY BECAME VERY DIFFICULT, AND CAUSED THE VEHICLE TO SKID WHEN BRAKES WERE APPLIED. A HIGH-PITCHED ELECTRONIC SQUEAL CAME FROM THE DASHBOARD, AND THE BRAKE SYSTEM LIGHT, ABS LIGHT, VSC LIGHT, AND MASTER WARNING LIGHT ALL TURNED ON. THESE ARE ALL LISTED AS SYMPTOMS OF A FAILED BRAKE ACTUATOR. AFTER CONTACTING A LICENSED TOYOTA DEALERSHIP, I WAS DIRECTED TO THE TOYOTA CUSTOMER CARE DEPARTMENT. AFTER BEING ESCALATED TO A SUPERVISOR, I WAS INFORMED THAT TOYOTA IS AWARE OF THIS PROBLEM, BUT THAT THE WARRANTY EXTENSION THEY USED TO COVER IT EXPIRED IN 2017, AND THEY REFUSED TO COVER THE COST OF REPLACEMENT (~$3000). I BELIEVE THIS ISSUE SHOULD BE CAUSE FOR A SAFETY RECALL, AS IT HAPPENED SUDDENLY AND WITHOUT WARNING WHILE THE VEHICLE WAS IN MOTION. IT WAS PURE LUCK THAT THIS DIDN'T RESULT IN A CRASH.

NHTSA ID
11350794
Incident
Aug 21, 2020
Mileage
184,000 mi
BrakesDriver assistanceSteering
Filed May 28, 2020

FOR A MONTHS THE CAR IM DRIVING HAS BECOME MORE AND MORE DANGEROUS FROM STEERING TO SPEED ,BRAKING AND DRASTIC WOBBLING OF ENTIRE CAR I'VE TAKEN PICTURES AND VIDEO ITS UNBELIEVABLE AND OUTRAGEOUS. *TR

NHTSA ID
11326272
Incident
Jan 2, 2019
Mileage
160,000 mi
Body & structureDriver assistance
Filed Mar 5, 2020

THE MAIN DASH.DISPLAY, SPEEDOMETER, WILL NOT SHOW UP DUE TO ELECTRIC PROBLEM. POWER FROM REAR, AUX, BATTERY IS INTERRUPTED SOME HOW. THE CRUISE CONTROL WILL BE INOP IN THIS SITUATION. THERE IS NO WAY OF KNOWING WHEN THE CONDITION WILL SHOW UP, BUT WHEN DOOR IS OPENED, THE INDICATOR LIGHT WILL NOT COME ON. CAR WILL HAVE BEEN PARKED, TURNED OFF. DIFFERENT FIXES ON THE NET. MY FIX IS TO IN PLUG REAR BATTERY'S 2 CONNECTIONS, WAIT THEN HOPE, AND TRY AGAIN

NHTSA ID
11316457
Incident
Oct 2, 2019
BrakesDriver assistance
Filed Jan 30, 2020

WELL KNOWN ABS ACCUMULATOR FAILURE, LOUD BEEPING NOISE, CAN'T DRIVE CAR SAFELY, HIGH MILEAGE CAR AND WILL BE REPAIRING IT, MY COMPLAINT IS THAT THE PART IS SEVENTEEN HUNDRED DOLLARS $1700 WHICH IS A LOT FOR SOMETHING AS IMPORTANT AS BRAKES AND WITH SUCH A HIGH FAILURE RATE ON ALL OF TOYOTA'S HYBRIDS. THIS PART NEEDS TO BE AVAILABLE FROM 3RD PARTIES SO I AM NOT FORCED TO DEAL WITH JUNK YARD ABS THAT IS JUST AS LIKELY TO FAIL BECAUSE OF A FLAWED DESIGN.

NHTSA ID
11302947
Incident
Jan 13, 2020
Mileage
320,000 mi
BrakesDriver assistanceElectrical
Filed Sep 5, 2019

IF I DRIVE ON THE EXPRESSWAY OR AROUND TOWN AND I'M DRIVING A HALF HOUR SOMETIMES LESS MY CAR MAKES A LOUD BUZZING NOISE AND MY INSTRUMENT PANEL THE HAZARD LIGHTS GO ON AND I LOSE MY BRAKES. THIS WAS VERY SCARY. THANK GOODNESS I WASN'T GOING TO FAST TOWARD THE LIGHT AND DIDN'T HIT ANYONE. I'M SCARED TO DRIVE THE CAR BECAUSE IT DOES THIS ALL THE TIME IF I'M DRIVING FOR A PERIOD OF TIME 1/2 HOUR OR MORE. MY VEHICLE WAS ON CITY STREET AND ON HIGHWAY. I WAS IN MOTION. ON THE HIGHWAY 70MPH AND ON CITY STREETS 35/40 MPH.

NHTSA ID
11253488
Incident
May 12, 2019
Mileage
220,000 mi
AirbagsDriver assistance
Filed Jun 20, 2019
Crash reported

TAKA INFLATOR, I WAS IN A CAR ACCIDENT AND NONE OF THE AIR BAGS DEPLOYED. IT WAS HEAD ON ACCIDENT. ALSO MY CAR JUST STARTED TO SPEED UP. I ENDED UP HITTING A BILLBOARD.

NHTSA ID
11221550
Incident
Jun 17, 2019
Mileage
168,000 mi
BrakesDriver assistance
Filed Mar 7, 2019

IN FEB 2018 I NOTICED THAT SEVERAL LIGHTS CAME ON IN MY CAR THE VSC, ABS, AND PRESSURE SENSOR LIGHT LIT UP. ALSO THE BRAKE INDICATOR LIGHT. I HAD RECENTLY WENT FOR AND INSPECTION ON MY CAR IN JAN AND HAD BRAKES REPLACED AT MY LOCAL MONROE PRIOR TO THIS HAPPENING SO I QUESTIONED THEM ON WHAT ALL THE LIGHTS MEANT AND THEY LOOKED ON LINE AND SAW THAT THERE WAS A RECALL ON THE BRAKE ACTUATOR FOR MY CAR. THEY ADVISED ME TO GO TO THE TOYOTA DEALER. I WENT TO THE DEALER IN A FEW WEEKS LATER IN MAR AND THEY EXPLAINED THAT THERE WAS A LETTER SENT TO PRIUS OWNERS STATING THEY EXTENDED THE WARRANTY ON BRAKE ACTUATORS UNTIL END OF 2017. THEY HAVE IT IN TWO PHASES, AND IT'S UNLIMITED MILES UNTIL DEC 2017 FOR THE FIRST PHASE, THEN AFTER THAT IT'S 150K MILES/10 YEARS. IT ALSO SAYS THE RED TRIANGLE LIGHT MUST BE ON FOR IT TO BE COVERED (IN OTHER WORDS, IT'S ONLY COVERED IF IT FAILS.) I NEVER RECEIVED THIS LETTER AND THE EXCEED THE 150K MILES BY 5K AND YEARS. THE CSR REP SAID HE WOULD SHE IF THEY COULD HONOR IT BEING THAT IT WAS SO EARLY IN THE 2018 YEAR ONLY A FEW MONTHS PASS THE DEADLINE BUT THE MANAGER ON SITE DECLINED AND TOLD ME TO CONTACT TOYOTA CUSTOMER CARE. THE DEALER QUOTED ME $3,500.00 TO GET THIS REPLACED. I CONTACTED TOYOTA AND OF COURSE THEY SAID THERE IS NOTHING THEY COULD DO BECAUSE THE LETTER STIPULATED A SPECIFIC TIME FRAME OF SERVICE. MY ISSUE IS THAT I #1 NEVER RECEIVED A LETTER ABOUT THIS RECALL/EXTENDED WARRANTY #2 I BROUGHT THIS CAR AT A DEALER CERTIFIED PRE-OWNED TOYOTA DEALER SO THEY SHOULD OF UPDATED MY INFO IN THE SYSTEM (ADDRESS, EX.) #3 MY CAR IS A ELECTRICAL CAR AND NEEDED THIS FIX TO OPERATE PROPERLY... I FEEL LIKE I'M BEING PUNISHED ABOUT A DEFECT UNDISCLOSED TO ME WHICH NOW IS A HEFTY COST. #4 MY ISSUE HAPPEN 2-3 MONTHS AFTER STILL NOT FAR OFF. I'M FILING A COMPLAINT IN HOPES OF FINDING HELP TO RESOLVE THIS ISSUE. .

NHTSA ID
11184826
Incident
Feb 7, 2018
Mileage
155 mi
Driver assistanceElectrical
Filed Dec 13, 2018

TOYOTA SENT THE EXTENDED WARRANTY NOTICE ON THE COMBINATION METER TO THE WRONG ADDRESS; THEREFORE, I COULD NOT "CONNECT THE DOTS" REGARDING MY DASHBOARD BLACKOUT--MEANING I THOUGHT IT WAS QUIRKY, NOT A DOCUMENTED PROBLEM WITH THE COMBINATION METER. MY 2007 PRIUS WITH ONLY 35,000 MILES ON IT NEEDS A REPLACEMENT COMBINATION METER BUT TOYOTA WILL NOT PAY FOR IT--CLAIMING IT PROVIDED AN EXTENDED WARRANTY. MY RESPONSE IS: SO WHAT? I AM DRIVING A DANGEROUS VEHICLE WHICH DOES NOT INDICATE THE SPEED I'M DRIVING, THE GAS SUPPLY, THE WARNING LIGHTS, AND BACKUP CAMERA. I HAVE HAD THE REQUISITE SERVICES OVER THE YEARS AND THE PROBLEM IS CLEARLY A DEFECT IN TOYOTA'S MANUFACTURING AND SUPPLY CHAIN. IF TOYOTA REALLY CARES ABOUT THE CUSTOMER, WHY WON'T TOYOTA TAKE RESPONSIBILITY FOR THE FAILING PART AND REPAIR MY PERILOUS VEHICLE? THE SITUATION IS DANGEROUS! I CAN'T LOCK THE CAR, KNOW FOR SURE WHEN IT IS TURNED OFF, SEE THE WARNING LIGHTS, KNOW IF THE AIRBAG ALERT IS LEGIT--NON-FUNCTIONAL ALL. TO REPLACE THE FAILED PART WILL COST NEAR $1000, MY MONTHLY SOCIAL SECURITY. THINK ABOUT THIS PRICETAG, TOYOTA HEADQUARTERS AND LOCAL DEALERSHIPS. MY SAFETY IS SEVERELY JEOPARDIZED. PLEASE WORK TO RECALL THESE IMPACTED VEHICLES. THAT MY PRIUS HAS BEEN SERVICED EVERY SINGLE YEAR ACCORDING TO SCHEDULE, THAT THIS MYSTERIOUS DARK SCREEN HAS BEEN POPPING UP FOR YEARS, AND THAT TOYOTA SENT THE NOTICE OF EXTENDED WARRANTY TO THE WRONG ADDRESS SHOULD DEMONSTRATE WHERE THE CULPABILITY LIES. TOYOTA SHOULD TAKE OWNERSHIP OF THIS DANGEROUS SITUATION AND FIX ALL THE DEFECTIVE VEHICLES--BEHAVIOR WHICH DEMONSTRATES THE COMPANY TRULY CARES ABOUT ITS CUSTOMERS!

NHTSA ID
11161191
Incident
Dec 12, 2018
Mileage
35,000 mi
Driver assistanceElectricalExterior lighting
Filed May 25, 2018

HEADLIGHTS FLICKER THEN WILL SHUT OFF COMPLETELYWHILE DRIVING DOWN HIGHWAY.. NO DASH LIGHTS. HAVE TO TURN CAR OFF AND ON

NHTSA ID
11098035
Incident
Apr 17, 2018
Mileage
15 mi
Driver assistanceElectrical
Filed Jan 26, 2018

STARTING MAY 2015 WHOLE DASHBOARD IN MY CAR SPORADICALLY GOES BLACK, I CAN'T SEE HOW FAST I WAS GOING OR HOW MUCH GAS I HAVE LEFT OR USE MY BACKUP CAMERA IN MY CAR. FOR ABOUT AN HOUR I COULDN'T EVEN GET MY CAR TO TURN OFF. THIS HAS BEEN HAPPENING EVER SO OFTEN SINCE MAY OF 2015 AND IS VERY DANGEROUS DRIVING MY CAR IN THAT CONDITION. THE OTHER DAY MY CAR RAN OUT OF GAS ON THE BRIDGE FROM THE 5 FREEWAY TO THE 91 FREEWAY AND I WAS STRANDED ON THE SIDE OF THE BRIDGE WITH CARS PASSING AT HIGH VELOCITY BECAUSE I WASNT ABLE O SEE MY GAS METER. TOYOTA HAS KNOWN ABOUT THIS DEFECT AS SHOWN BELOW AND ISSUED A WARRANTY EXTENSION FOR ALL MODELS 2004-2009 AND MY CAR FALLS 2 MONTHS OUTSIDE OF THE WARRANTY PROGRAM AND THEY REFUSE TO TAKE RESPONSIBILITY. HTTPS://WWW.TOYOHEADQUARTERS.COM/THREADS/2004-2009-TOYOTA-PRIUS-COMBINATION-METER-WARRANTY-EXTENSION-ZTV.174/

NHTSA ID
11064997
Incident
Jan 16, 2018
Driver assistanceEnginePowertrain (other)
Filed Jul 9, 2017

I WAS DRIVING ABOUT 35 MPH ON A CITY STREET WHEN THE CAR SUDDENLY SHIFTED INTO NEUTRAL. I TRIED TO PUT IT BACK IN DRIVE, BUT IT KEPT SHIFTING BACK INTO NEUTRAL. LUCKILY THERE WAS ENOUGH DISTANCE BETWEEN ME AND THE CAR BEHIND ME WAS THAT IT DIDN'T RESULT IN AN ACCIDENT. I HELD THE GEARSHIFT IN DRIVE WITH MY RIGHT HAND AND STEERED WITH MY LEFT UNTIL I WAS ABLE TO TURN OFF OF THE STREET INTO A PARKING LOT. I COULD NOT PUT THE CAR IN PARK. I PRESSED THE PARK BUTTON AND NOTHING HAPPENED. I TURNED THE CAR OFF, WAITED A MINUTE AND STARTED IT AGAIN. I COULD SHIFT INTO REVERSE, BUT IT CONTINUED TO POP BACK INTO NEUTRAL WHEN IN DRIVE. I HAD TO DRIVE HOME HOLDING THE GEARSHIFT IN DRIVE WITH ONE HAND.

NHTSA ID
11003900
Incident
Jul 9, 2017
Mileage
100,600 mi
Driver assistanceElectrical
Filed May 25, 2017

THE DASHBOARD WENT BLACK WITH NO VISIBILITY TO SPEED, FUEL TANK GAUGE, OR OTHER INSTRUMENTS IN THIS PANEL. ALSO, CAR WOULD NOT POWER OFF. THE INSTRUMENT PANEL WENT DARK WHILE I WAS DRIVING ON A CITY STREET. THE ENGINE POWER DOWN PROBLEM OCCURRED IN MY DRIVEWAY UPON MY RETURN FROM MY CITY USE.

NHTSA ID
10991702
Incident
May 25, 2017
Driver assistance
Filed May 1, 2017

ON WARMER DAYS THE CAR WILL NOT STAY IN GEAR AND WILL MOVE INTO NEUTRAL BY ITSELF. THIS HAPPENS IN DRIVE AND REVERSE. IT ALSO DOES NOT GO INTO PARK FROM NEUTRAL. THIS HAPPENS REGULARLY, AND HAPPENS MOST OFTEN WHEN THE CAR IS STARTING TO MOVE FROM A STANDSTILL AND DRIVE OR REVERSE ARE FIRST ENGAGED. THE CAR STARTS TO MOVE AND THEN POPS INTO NEUTRAL AND STOPS ACCELERATING.

NHTSA ID
10982950
Incident
May 1, 2017
Mileage
160,000 mi
BrakesDriver assistanceElectrical
Filed Nov 10, 2016

AS I WAS COMING BACK FROM LIVERMORE TO SAN JOSE DOWN THE SUNOL GRANDE LAST WEEKEND, MY DASH LIGHTS SUDDENLY WENT OUT MEANING I HAD NO SPEEDOMETER OR WAIT TO TELL HOW MUCH GAS I HAD AND THE ABS AND STABILITY CONTROL WENT OUT WHILE GOING 65 MILES AN HOUR DOWN A STEEP HILL.LUCKILY I WAS ABLE TO GET HOME AND DON'T ASK ME HOW I FIGURED OUT TO GET THE CAR TO TURN OFF. I CALLED THE ONE 800 TOYOTA NUMBER AND IT TURNS OUT THERE WAS A PROBLEM WITH SOMETHING CALLED THE COMBO METER ON THESE CARS AND IT HAD AN EXTENDED WARRANTY FOR A TOTAL OF NINE YEARS. MY WARRANTY EXPIRED THEY SAID APRIL 2016. THIS SEEMS LIKE A SERIOUS SAFETY ISSUE THAT TOYOTA SHOULD COVER IF THEY ARE CONCERNED ABOUT THEIR CUSTOMERS SAFETY.

NHTSA ID
10925285
Incident
Nov 5, 2016
Mileage
119,000 mi
BrakesDriver assistanceElectrical
Filed Nov 3, 2016

DRIVING ON A RAINY DAY, ABS AND VSC LIGHTS ON DASH CAME ON. MY CAR VIOLENTLY FISHTAILED ALMOST 180 DEGREES, BACK AND FORTH 6 TIMES ON A CURVE GETTING OFF A FREEWAY (ABOUT 45 MPH) NEARLY CRASHED. I PROCEEDED VERY SLOWLY TO SIDE STREET. CAR SHIMMIED TO RIGHT MAKING A LEFT TURN. FELT LIKE I WAS DRIVING ON ICE. CALLED A TOW TRUCK. DEALERSHIP FOUND RODENT DAMAGE TO WIRES TO WHEEL SPEED SENSOR. I DISCOVERED MANUFACTURERS USING SOY OIL ON WIRING. $1300 REPAIR. *TR

NHTSA ID
10924179
Incident
Oct 31, 2016
Mileage
83,000 mi
Driver assistanceElectrical
Filed Oct 19, 2016

COMBINATION METER FAILURE WHILE DRIVING. UNABLE TO VIEW SPEEDOMETER OR DASH LIGHTS. CAR SOMETIMES LOCKS UP, UNABLE TO VIEW ABS SIGNAL BECAUSE DASHLIGHTS BECOME INOPERABLE. UNABLE TO TURN CAR OFF DURING DASHBOARD/COMBINATION METER FAILURE. *TR

NHTSA ID
10917288
Incident
Oct 3, 2016
Driver assistanceElectrical
Filed Sep 26, 2016

THE ELECTRONIC DASH (HEADS UP INSTRUMENT DISPLAY) ON OUR 2007 PRIUS HAS INTERMITTENTLY FAILED TO LIGHT OVER THE LAST YEAR. YESTERDAY, IT FAILED AND ALSO WOULDN'T TURN OFF. WE ALWAYS USE THE REMOTE (KEYLESS) IGNITION SYSTEM. BUT, AFTER THE FAILURES YESTERDAY I PUT THE ELECTRONIC KEY FOB INTO THE HOLE IN THE DASH THINKING THAT MIGHT HELP. INSTEAD, I COULDN'T REMOVE IT. I TRIED EVERY COMBINATION OF PRESSING BUTTONS (THE PARK AND POWER BUTTONS) AND OTHER CONTROLS, BRAKES PEDAL, SHIFTER AND IT STILL WOULDN'T SHUT OFF OR LIGHT UP THE DISPLAY. AFTER HOLDING THE POWER BUTTON IN FOR AN EXTENDED AMOUNT OF TIME, IT TURNED OFF AND EJECTED THE KEY FOB. BUT THEN THE CAR WOULDN'T LIGHT UP THE INSTRUMENT DISPLAY OR START. THIS MORNING, AGAIN, IT WOULD NOT START. I WAS TOLD BY AN EXPERIENCED PRIUS MECHANIC (ALSO AN OWNER) THAT THESE WERE CLASSIC SYMPTOMS OF A FAILING POWER AMPLIFIER FOR THE DISPLAY AND THAT IT WAS A "SECRET WARRANTY," A VOLUNTARY REPAIR TO AVOID A GOVERNMENT RECALL, BUT THAT TOYOTA WOULD ONLY DO IT FOR 10 YEARS. THE DEALER REFUSED TO DO IT UNDER WARRANTY EVEN THOUGH THE SYMPTOMS BEGAN BEFORE THE CAR WAS 10 YEARS OLD. THEY TOLD ME THE RECALL WAS ONLY GOOD FOR NINE YEARS. THEY WANT $765 FOR THE REPAIR. IT STRIKES ME THAT THIS IS A SAFETY FAILURE AND SHOULD BE COVERED, PERIOD. WITH NO INDICATION OF SPEED OR OTHER FUNCTIONS (ABS FUNCTION, TRACTION CONTROL, ETC.), OR TO TURN THE VEHICLE OFF, IT IS UNSAFE TO OPERATE THE VEHICLE. THE VARIOUS FAILURES, INCLUDING LOSS OF CRUISE CONTROL WHILE IN MOTION, TOOK PLACE WHEN THE CAR WAS COLD AND WHEN IT WAS WARMED UP. AT REST AND IN MOTION.

NHTSA ID
10909836
Incident
Sep 25, 2016
Mileage
161,200 mi
Driver assistance
Filed Mar 21, 2016

AFTER SPEEDING UP TO PASS ANOTHER CAR ON A SLIGHT UPGRADE (2 LANE COUNTRY ROAD), MY PRIUS CONTINUED TO ACCELERATE. I COULD NOT SLOW THE CAR DOWN TO THE SPEED LIMIT USING THE BRAKE PEDAL. FOR ABOUT FIFTEEN MINUTES, I KEPT TRYING TO SLOW THE CAR DOWN, LOOKING FOR A PLACE TO PULL OVER WHERE I WOULDN'T HIT ANYTHING. THE ACCELERATOR PEDAL WAS NOT STUCK & NO FLOOR MAT WAS TOUCHING EITHER PEDAL. THE ONLY WAY I COULD STOP WAS WITH THE EMERGENCY BRAKE. I THOUGHT THE CAR MIGHT EXPLODE, BUT LATER REALIZED THE SMOKE WAS POURING OUT FROM MY BRAKES. I MANEUVERED TO THE BERM OF A BRIDGE OVER A LAKE, JUST BEFORE THE ROAD WENT DOWN TO ONE LANE FOR CONSTRUCTION. THEN I TURNED THE CAR OFF. TEN MINUTES AFTER THIS ORDEAL (VEHICLE WAS STATIONARY), I RESTARTED THE CAR, BUT THE ENGINE BEGAN RACING AGAIN WITHOUT ANY TOUCH ON THE GAS PEDAL, SO I QUICKLY TURNED IT OFF. LUCKILY, I HADN'T COLLIDED WITH ANYTHING.

NHTSA ID
10850888
Incident
Jun 19, 2015
Mileage
164,420 mi
Driver assistance
Filed Mar 20, 2016

THE TRACTION-CONTROL SYSTEM IN THE PRIUS IS, I BELIEVE, DANGEROUS. WHEN THE SLIGHTEST DEGREE OF WHEEL SLIP IS DETECTED, IT ESSENTIALLY SHUTS OFF POWER TO THE WHEELS FOR A MOMENT. ON A NUMBER OF OCCASIONS, WHEN ACCELERATING TO MERGE IN WITH TRAFFIC ON A WET ROAD, THE SYSTEM'S REACTION HAS SLOWED ME DOWN TO WHAT I BELIEVE IS A DANGEROUS EXTENT. ON A COUPLE OF OCCASIONS, I HAVE ENDED UP STUCK IN SNOW BECAUSE THE SYSTEM IS SO EAGER TO KEEP ME FROM SPINNING WHEELS AT ALL. I CONTACTED TOYOTA, AND THEIR REPLY WAS TO THE EFFECT THAT THIS SYSTEM IS DESIGNED TO PROTECT THE DRIVE TRAIN, AND THAT THEY ARE NOT GOING TO DO ANYTHING TO REMEDY WHAT I SEE AS A DANGEROUS FLAW. THE ONLY CONCEIVABLE WAY SUCH A SYSTEM COULD BE PROTECTING THE DRIVE TRAIN WOULD BE BY LIMITING ENGINE RPM TO A SAFE POINT; HOWEVER, THE SYSTEM GOES FAR BEYOND JUST KEEPING RPM DOWN. PLEASE NOTE THAT THE RESPONSE TO "WHEN DID THIS HAPPEN" IS NOT REALLY ACCURATE. IT HAS HAPPENED ON A NUMBER OF OCCASIONS, AND THE DATE LISTED IS MERELY THE MOST RECENT OCCURRENCE. ALSO, THE SPEED IS JUST FROM THE MOST RECENT OCCURRENCE.

NHTSA ID
10850616
Incident
Mar 19, 2016
Mileage
72,000 mi
Body & structureDriver assistance
Filed Dec 13, 2015
Crash reported

I GOT UNINTENDED HIGH SPEED AND I COULD NOT STOP THE CAR. IT STOPPED BECAUSE THE WHEEL WAS HIT BY THE CURBE

NHTSA ID
10809920
Incident
Oct 11, 2015
Mileage
69,000 mi

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

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