Problems · by component
2007 Toyota Prius power train problems
41 owner complaints to NHTSA about the 2007 Toyota Prius cite power train, 2% of all 2,004 complaints for this model year.
Complaints
41
2% of all complaints
Crashes
4
Reported by owners
Fires
1
Reported by owners
Injuries
1
Reported by owners
What owners say about the power train
Verbatim from NHTSA complaints, newest first
“I keep replacing P1116 and it keeps coming back also I was driving up a hill when I lost power and the car wouldn't accelerate. It would turn on and go into gear but not go anywhere. I know it says my vin doesn't have recalls but why am I experiencing them”
“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.”
“OUR DAUGHTER WAS DRIVING OUR 2007 TOYOTA PRIUS TO WORK IN THE DARK IN RUSH HOUR ON THE HIGHWAY, DRIVING STRAIGHT, AT HIGHWAY SPEED, IN LOS ANGELES, AND THE INSTRUMENT PANEL INSTANTLY BLACKED OUT, WITH THE CAR COMPLETELY DEAD AND HALTED. IT COULD NOT EVEN BE SHIFTED INTO NEUTRAL! THE CAR STOPPED RIGHT IN THE MIDDLE OF THE HIGHWAY. SHE CALLED 911, AND A WRECKER WAS DISPATCHED TO LIFT THE CAR OFF THE FREEWAY. THANKFULLY SHE WAS NOT INJURED OR KILLED! I THEN RESEARCHED THE LIKELY CAUSE AND DIAGNOSED IT EXACTLY. IT WAS THE "HYBRID WATER PUMP" ALSO KNOWN AS THE "INVERTER PUMP," PART #G9020-47031. THAT PART WAS RECALLED IN 2012, NHTSA RECALL # 12V536000. I HAD IT TOWED TO A NEARBY TOYOTA DEALER, NORTH HOLLYWOOD TOYOTA, TO HAVE IT REPAIRED. THAT DEALER LOOKED UP THE VEHICLE'S RECORDS AND SAID THE RECALL HAD BEEN PERFORMED IN 2013. WAS IT REALLY? IF SO, THEN A RECALLED PART THAT CAUSES A COMPLETE, INSTANT BLACKOUT ON A PRIUS ALREADY FAILED AGAIN. THE RECEIPT FOR THE REPAIR IS ATTACHED, INCLUDING THE NHTSA RECALLED PART #. THE REPAIR COST $699.09 + TAX, AND CAUSED AN EXTREMELY DANGEROUS INSTANT STOPPAGE OF THE VEHICLE ON A JAM-PACKED HIGHWAY. I E-MAILED TOYOTA USA…”
“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.”
“WHILE I WAS DRIVING, THE CAR SUDDENLY MADE A VERY LOUD SOUND, THAT DID NOT GO AWAY. ALONG WITH THAT, THE LIGHTS ON THE DASH LIT UP, THE BRAKE LIGHT, THE RED HAZARD EXCLAMATION TRIANGLE LIGHT, THE ABS AND VSC LIGHT. IT FELT THE BRAKES WERE NOT WORKING AND I WOULD NEED TO PRESS IT DOWN HARD FOR IT TO SLOW DOWN. THIS HAS HAPPENED THREE TIMES! AND EACH TIME I TOOK IT IN TO TOYOTA, THEIR DIAGNOSTIC TESTS SHOWED NOTHING. THEY THINK IT COULD BE THE BATTERY BUT THEY DID NOT SUGGEST CHANGING IT. THE THREE EPISODES THAT HAPPENED, LUCKILY NO INJURIES OR CRASHES. BUT IT IS VERY CONCERNING AS I FEEL THIS WILL HAPPEN AGAIN AND THEY HAVE NOT FIGURED OUT WHAT THE PROBLEM IS.”
“WIFE BACKED VEHICLE UP THEN SHIFTED TO DRIVE .MULTIPAL DASH WARNING LIGHTS CAME ON. VEHICLE WAS STOPPED AND SHUT OFF. AN ATTEMPT WAS MADE TO RESTART THE VEHICLE TO MOVE IT BACK TO A PARKED POSITION. THE VEHICLE COULD NOT BE PUT BACK INTO DRIVE OR REVERSE. HAD TO MANUALLY PUSH THE VEHICLE TO A PARKED POSITION. IT WAS LUCKY THAT THIS TOOK PLACE ON OUR PROPERTY IN FRONT OF OUR RESIDENCE AND NOT A BUSY PUBLIC ROADWAY. HAD THE VEHICLE TOWED ON A FLATBED TO A TOYOTA DEALER APPROX. 50 MILES AWAY. TOYOTA DEALER ADVISED LATER THE TRANSAXLE/TRANSMISSION FAILED. FOUND A TOYOTA "TECHNICAL SERVICE BULLETIN" DATED JULY 7,2006 SPECIFICALLY DEALING WITH THIS ISSUE IN THE 2004 TO 2007 PRIUS. DOCUMENT TITLE: M.I.L. "ON" DTC P0AA6 OR P3009, INFORMATION CODES 526 & 613 MODELS '04- PRIUS. IN THE DOCUMENT IT STATES "THE TRANSAXEL ASSEMBLY HAS BEEN IMPROVED TO PREVENT THIS CONDITION." BOTTOM LINE IS TOYOTA IS AWARE OF THE FAULTY EQUIPMENT MENTIONED ABOVE AND HAS NOT ADDRESSED THE PROBLEM PROPERLY TO RECALL THE VEHICLES WITH THIS ISSUE EVEN THOUGH THIS IS AN OBVIOUS SAFETY ISSUE.”
Showing 6 of 41 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 4, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.