MyCarTSB

2008 Toyota Prius Engine Problems

34 owner-reported engine complaints from NHTSA data

34
Complaints
1
Recalls
2
Crashes
1
Fires
Jan 2011Dec 2017
Date Range

Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.

Engine Recalls (1)

RECALLCampaign #12V536000

ENGINE AND ENGINE COOLING

Toyota is recalling certain model year 2004-2009 Prius vehicles manufactured August 6, 2003, through March 30, 2009 and FCHV-adv vehicles manufactured December 12, 2008, through September 13, 2011. During manufacturing, a scratch may have occurred inside of the electrically driven water pump at the coil wire. The coil wire may corrode at the scratched portion.

Fix: Toyota will notify its owners, and dealers will replace the electric water pump, free of charge. The recall began on January 17, 2013. Owners may contact their Toyota dealer or the Toyota Customer Experience Center at 1-800-331-4331.

Owner Complaints (34)

mediumENGINE
Filed: Jun 2021

While driving the 2008 Prius with approximately 107,219 miles for approximately 15 miles, all the RED LIGHTS appeared on the dashboard. The air condition stopped working with only hot air blowing. I immediately took the 2008 Prius to the Toyota dealer. This is the following repairs as follows: "A CEL ON, MULTIPLE WARNINGS: CS20 INVERTOR WATER PUMP - 7521 CT $300.98 Labor 1 04000 - 32528 HV ELECTRIC WATER PU $169.35 Part 1 00272 - SLLC2 SUPER LONG LIFE COOL $ 23.43 MISC. CHARGES $ 53.32 TOTAL CHARGES $547.08

NHTSA #: 11422464
mediumENGINE AND ENGINE COOLING
Filed: Mar 2021

TL* THE CONTACT OWNS A 2008 TOYOTA PRIUS. THE CONTACT STATED WHILE DRIVING 40 MPH, THE VEHICLE STALLED. THE CONTACT STATED NO WARNING LIGHT WAS ILLUMINATED. THE VEHICLE WAS TAKEN TO THOUSAND OAKS TOYOTA (2401 THOUSAND OAKS BLVD, THOUSAND OAKS, CA 91362) WHERE IT WAS DIAGNOSED WITH THE WATER PUMP NEEDING TO BE REPLACED. THE VEHICLE WAS SERVICED IN 2013 UNDER NHTSA CAMPAIGN NUMBER: 12V536000 (ENGINE AND ENGINE COOLING, HYBRID PROPULSION SYSTEM). THE VEHICLE WAS REPAIRED HOWEVER, THE FAILURE WAS EXPERIENCED YEARS LATER. THE MANUFACTURER HAD BEEN INFORMED OF THE FAILURE. THE CONTACT WAS INFORMED THAT THE WARRANTY FOR THE PART WAS ONLY GOOD FOR A YEAR. THE FAILURE MILEAGE WAS APPROXIMATELY 150,000.

NHTSA #: 11403683
mediumENGINE,FUEL/PROPULSION SYSTEM
Filed: Jan 2021

THE COOLING PUMP FOR THE ELECTRICAL SYSTEM HAD CRACKED AND FLUID LEAKED OUT NO HEAT IN CAR AND RED TRIANGLE OF DEATH DISPLAY ON DASH LOCAL REPAIR SHOP INSTALLED NEW PUMP IT HAS BEEN REPLACED 2 TIMES. STILL LEAKS FROM HOUSING

NHTSA #: 11387626
mediumENGINE
Filed: Oct 2018

TL* THE CONTACT OWNS A 2008 TOYOTA PRIUS. WHILE DRIVING AT LOW SPEEDS, THE VEHICLE STALLED AND COMPLETELY TURNED OFF. THE VEHICLE WOULD THEN RESTART WITHOUT WARNING. THE VEHICLE WAS TOWED TO RIGHT TOYOTA (7701 E FRANK LLOYD WRIGHT BLVD, SCOTTSDALE, AZ 85260, (480) 771-6449), BUT THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.

NHTSA #: 11132884
mediumENGINE
Filed: May 2018

CAR BURNS A QUART OF OIL EVERY 1000 MILES WHICH STARTED AT 150K. THIS IS AN ONGOING PROBLEM THAT CANT BE FIXED.

NHTSA #: 11092261
mediumENGINE
Filed: May 2018

THE CAR HAS AN 11.9 GALLON GAS TANK AND I CANT PUT IN MORE THEN 7 GALLONS OF GAS AT A TIME. WHEN PUMPING...IF THE PUMPS RUSHES THE GAS INTO THE TANK TOO QUICKLY...I CANT GET ANY GAS BECAUSE THE PUMP WILL TURN OFF AS IF THE TANK IS COMPLETELY FULL WHEN ITS EMPTY. I HAVE HAD SENSORS CHECKED AND ITS THE BLADDER OF THE GAS TANK.

NHTSA #: 11092263
mediumENGINE
Filed: May 2018

OUR 2008 PRIUS EXPERIENCED ENGINE FAILURE WHILE DRIVING CA. 70 MPH ON A DAY WHEN THE TEMPERATURE WAS BETWEEN 90 AND 95 DEGREES. THIS APPEARS TO BE THE SAME PROBLEM WITH THE INVERTER THAT HAS HAPPENED ON LATER MODELS, ESPECIALLY AS 'HIGH THERMAL STRESS' FEATURED IN REPORTS OF THOSE. TWO MECHANICS WERE UNABLE TO PULL A COMPUTER CODE ON IT AND SAID THEY COULDN'T OFFER AN OPINION UNLESS IT WAS REPLICATED. EACH MENTIONED THE INVERTER PROBLEM, BUT CLAIMED THAT IT COULD ONLY HAVE HAPPENED ON MODEL YEARS MORE RECENT THAN OURS. A TOYOTA COMPANY REP CLAIMED NEVER TO HAVE HEARD OF IT HAPPENING ON ANY CAR BEFORE 2010. I ASKED IF THERE WERE A DATABASE OF SUCH ISSUES SHE COULD CHECK TO SEE IF OTHER OWNERS HAD ANYTHING SIMILAR HAPPEN BEFORE 2010, BUT SHE DECLINED TO DO SO. I BELIEVE SHE CLAIMED THAT THE COMPANY MAINTAINED NO SUCH DATABASE. ALL I REMEMBER FOR SURE IS THAT SHE PROJECTED NO INCLINATION TO FOLLOW UP, APPEARING TO TREAT IT AS A ONE-OFF PROBLEM THAT DIDN'T MERIT FURTHER ATTENTION. THIS HAPPENED WHILE I WAS PASSING A TRUCK, WITH A CAR CLOSE BEHIND CLEARLY INTENDING TO PASS ME AFTER I HAD GOTTEN AROUND THE TRUCK. I SUDDENLY REALIZED THAT I HAD NO ACCELERATION AND THAT THE DASH LIGHTS HAD COME ON. I WAS LUCKILY ABLE TO STEER ACROSS THE DRIVING LANE TO THE RIGHT SHOULDER WITHOUT BEING HIT AS MY SPEED DROPPED. I TRIED STARTING THE CAR AGAIN; IT STARTED UP AS IF NOTHING HAD HAPPENED SO WE CONTINUED, CAREFULLY, ON OUR WAY. THAT SPECIFIC PROBLEM HAS NOT REOCCURRED, ALTHOUGH THERE WERE TWO INCIDENTS (ONE EARLIER THAT DAY AND ONE THE DAY BEFORE) WHEN PUSHING 'START' FAILED TO START THE ENGINE. DASH LIGHTS AND AIR CONDITIONER FAN CAME ON, BUT ENGINE DID NOT START UNTIL THE 'START' BUTTON HAD BEEN PUSHED TWICE MORE. IN BOTH OF THESE CASES THE TEMPERATURE WAS ALSO IN THE 90S.

NHTSA #: 11091165
mediumENGINE
Filed: Mar 2018

EXCESSIVE OIL CONSUMPTION. ONE QUART DOWN EVERY 1500 MILES. FIRST NOTICED JAN 5, 2018

NHTSA #: 11075959
mediumENGINE
Filed: Dec 2017

MY CAR HAD PERFORMED PERFECTLY FOR THE FIRST 100K MILES. BY 112K MILES THE OIL WAS VERY LOW, NO OIL ON THE DIP STICK WHEN I WENT IN TO HAVE THE OIL CHANGE. YET THERE WAS NO LOW OIL LIGHT OR ENGINE LIGHT TO WARN ME. THIS WAS A COMPLETE SURPRISE TO ME SINCE THAT HAD NEVER HAPPENED BEFORE AND THE USAGE HAD BEEN AT A NORMAL RATE UP UNTIL THEN. I BEGAN LOOKING FOR LEAKS, ETC WITH NO EVIDENCE OF THAT. THE NEXT SERVICE IT WAS AGAIN EXTREMELY LOW. I NOW KNOW THAT I MUST ADD ABOUT A QUART EVERY 1000 MILES TO KEEP UP WITH ITS DEMAND. THE DEALER AND OTHER MECHANICS ALL TELL ME THE ONLY SOLUTION IS A NEW ENGINE. SOME SUGGEST A USED OR REBUILT ONE THOUGH THEY ARE STILL MANY THOUSANDS OF DOLLARS. THIS PROBLEM, THEY SAY, WILL ONLY GET WORSE, CLOGGING THE SPARK PLUGS AND POTENTIALLY HAVING AN INCIDENT OF ENGINE STALLING OR SHUTTING TOTALLY DOWN WHILE DRIVING. THIS IS A SAFETY ISSUE THAT TOYOTA SHOULD BE FIXING. I PAID $1500 FOR AN EXTENDED WARRANTY FOR THE FIRST 100K MILES WITH NO PROBLEMS, AND NOW, IT SEEMS, I AM STUCK WITH A TRUE LEMON! THIS CAR SHOULD BE LISTED WITH THE OTHERS THAT TOYOTA HAS ACKNOWLEDGED HAVE ENGINE DEFECTS BECAUSE IT HAS THE SAME PROBLEM. I WILL NEVER BY ANOTHER TOYOTA UNLESS THEY WARRANTY THIS ISSUE. THE WORD IS GETTING OUT. THEY DO NOT TAKE CARE OF THEIR DEFECT PROBLEMS. SO MUCH FOR THE VERY UNDESERVED REPUTATION OF MANY TOYOTA MODELS!

NHTSA #: 11056952
mediumENGINE
Filed: Jan 2017

TOYOTA HAS EXCLUDED THE PRIUS IN ADVISING THEIR OWNER ABOUT EXCESSIVE OIL CONSUMPTION BUT INCLUDED THE CAMRY, COROLLA, SEQOIUA ETC. IT BURNS/NOT LEAKS 1 QUART EVERY 1,000MILES. NO WARNING LIGHT ON THE PRIUS JUST HAVE TO KEEP CHECKING IT. DEALER SAYS NO FIX EXCEPT EVENTUALLY PUT IN A NEW ENGINE. ON THE PRIUS CHAT FORUM MANY PEOPLE HAVE NOTED THE SAME PROBLEM WITH NO ASSISTANCE FROM TOYOTA.

NHTSA #: 10948680
mediumENGINE
Filed: Sep 2016

BURNING OIL AND CLOGGED INJECTORS AT 90000 MILES DESPITE HAVE ALL OIL CHANGES AT PRESCRIBED INTERVALS AS ADVISED BY TOYOTA. AN ENGINE REBUILD AND INJECTOR REPLACEMENT HAVE BEEN RECOMMENDED. NO SATISFACTION FROM TOYOTA DESPITE KNOWN PROBLEM.

NHTSA #: 10908102
mediumENGINE
Filed: Aug 2016

AT 93,000 MILES MY 2008 TOYOTA PRIUS BEGAN RAPIDLY CONSUMING OIL. I WAS TOLD BY DEALER THAT NOTHING COULD BE DONE AND I NEEDED TO CARRY OIL WITH ME AND CHECK LEVEL EVERY TIME I FILL UP MY GAS TANK. THIS IS A KNOWN ISSUE WITH THE TOYOTA PRIUS ACCORDING TO MY DEALER AND WEB RESEARCH.

NHTSA #: 10898678
mediumENGINE
Filed: Jul 2016

CAR SUDDENLY LOSES POWER AND HAZARDE WARNING,BRKAES,ABS LIGHTS COME ON. TOOK TO DEALER,THEY CHARGED $600 AND DID NOT REPAIR THE PROBLEM. THE VEHICLE WAS IN MOTION GOING 45 MPH.

NHTSA #: 10886031
mediumENGINE
Filed: Jun 2016

WHEN I PUT THE CAR IN REVERSE OR DRIVE, IT POPS BACK INTO NEUTRAL - EVEN WHEN THE CAR IS DRIVING DOWN THE ROAD. IT DOESN'T HAPPEN CONSISTENTLY. FOR EXAMPLE, I DROVE IT TO THE STORE AND IT WAS FINE. WHEN I CAME OUT OF THE STORE TO DRIVE HOME, IT HAD THE ISSUE ALL THE WAY HOME. I HAD TO HOLD THE GEAR SHIFTER IN DRIVE THE ENTIRE TIME TO MAKE IT HOME OR IT WOULD GO INTO NEUTRAL BY ITSELF. I DIDN'T HAVE A CAR CRASH BUT THIS COULD HAVE EASILY CAUSED ONE IF I WASN'T PAYING CLOSE ATTENTION TO IT.

NHTSA #: 10881256
mediumENGINE
Filed: Dec 2015

I WAS DRIVING MY PRIUS UP MAUNA KEA SUMMIT ACCESS ROAD ON THE BIG ISLAND (HAWAII) TODAY WHEN THE POWER STALLED. I WAS ALREADY AT THE VISITOR CENTER (ELV. 9,000 FT) SO I STEERED OFF THE ROAD, SAT FOR AWHILE, THEN STARTED UP THE CAR. IT STARTED UP BUT THE POWER SEEMED OFF AND ON. I TURNED AROUND AND HEADED DOWN THE MOUNTAIN. BY THE TIME I GOT TO THE BOTTOM OF THE ACCESS ROAD, I HAD NO POWER AND A RED TRIANGLE LIGHT WITH AN EXCLAMATION MARK CAME ON. OF COURSE I WAS OUT IN THE MIDDLE OF NOWHERE, 40 MILES FROM ANY HOMES, SO I COASTED 43 MILES DOWN THE MOUNTAIN UNTIL I REACHED HILO TOWN AND STEERED INTO A GAS STATION. I ASKED THE OWNER IF I COULD LEAVE THE PRIUS THERE WHILE I CALLED A TOW TRUCK. SHE SAID I HAD TO MOVE MY PRIUS INTO A PARKING STALL. I THOUGHT MAYBE WE COULD PUSH IT INTO THE STALL. I TRIED STARTING THE CAR AND THE POWER CAME ON, JUST LIKE THAT. BUT THE RED TRIANGLE LIGHT WITH EXCLAMATION MARK DIDN'T GO AWAY. I MANAGED TO DRIVE HOME, WHICH WAS ONLY A FEW MILES AWAY. THE PRIUS SEEMS TO BE DRIVING FINE NOW, WITH THE EXCEPTION OF THE RED TRIANGLE LIGHT, BUT I KNOW SOMETHING IS WRONG.

NHTSA #: 10811347
mediumENGINE
Filed: Jun 2015

AFTER A ROUTINE OIL CHANGE AT 149,706 MILES, MY 2008 TOYOTA PRIUS BEGAN USING AN EXCESSIVE AMOUNT OF OIL, ABOUT 1 QUART EVERY 1,000 MILES. I HAVE HAD THE OIL CHANGED REGULARLY SINCE THE CAR WAS NEW (I BOUGHT IT NEW IN JANUARY 2008) AND HAVE HAD NEARLY ALL THE REQUIRED SERVICE DONE BY A REGISTERED, LICENSED MECHANIC IN MIDDLETOWN, CALIFORNIA, WHICH IS WHERE I LIVE. I DISCOVERED THE EXCESSIVE OIL USE WHEN I NEXT HAD THE OIL CHANGED AT ABOUT 155,000 MILES.

NHTSA #: 10726375
mediumENGINE
Filed: Apr 2015

ENGINE COMPRESSION CATASTROPHICALLY FAILS APPROXIMATELY EVERY 2000 MILES. *TR

NHTSA #: 10705337
mediumENGINE AND ENGINE COOLING
Filed: Jan 2015

TL* THE CONTACT OWNS A 2008 TOYOTA PRIUS. THE CONTACT STATED THAT THE CHECK ENGINE WARNING LIGHT REMAINED ILLUMINATED. AN INDEPENDENT MECHANIC DIAGNOSED THAT THE COOLANT CONTROL VALVE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 150,000.

NHTSA #: 10670251
mediumENGINE
Filed: Jul 2014

TL* THE CONTACT OWNS A 2008 TOYOTA PRIUS. THE CONTACT STATED THAT WHILE DRIVING AT 35 MPH, THERE WAS AN ABNORMAL NOISE COMING FROM THE FRONT PASSENGERS SIDE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC, WHO DIAGNOSED THAT THE ENGINE MOUNT BECAME LOOSE AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 115,000.

NHTSA #: 10617906
mediumENGINE
Filed: Jan 2013

A SUDDEN JERK AND A BUNCH OF WARNINGS LIGHTS APPEARED ON DASHBOARD. THE CAR MADE IT 20 MILES TO MY HOME BUT I WAS RUNNING ON A DAMAGED ENGINE. TOOK IT TO THE DEALER THE NEXT DAY, ALLEN TOYOTA OF GULFPORT, MS, AND THEY FIXED IT SAYING WATER PUMP HAD TO BE REPLACED CHARGING ME $295. I HAVE RECEIPT. DEALER TOLD ME TO APPLY TO THIS WEBSITE AS I RECENTLY RECEIVED A RECALL NOTICE FROM TOYOTA ABOUT THIS PART PROMISING THEY WOULD REIMBURSE IF THE PART HAD BEEN REPAIRED AT MY EXPENSE BEFORE RECEIVING RECALL LETTER. *TR

NHTSA #: 10491683
mediumENGINE AND ENGINE COOLING
Filed: Dec 2012

2008 TOYOTA PRIUS. CONSUMER WRITES IN REGARDS TO DEFECTIVE PARTS REPLACED IN VEHICLE. *SMD THE CONSUMER STATED THE CHECK ENGINE LIGHT ILLUMINATED. AFTER DOING RESEARCH, IT APPEARED THE PROBLEM WAS WITH THE COOLANT CONTROL VALVE. THE VEHICLE WAS TAKEN TO THE DEALERSHIP, WHERE AN INSPECTION REVEALED THE CHECK ENGINE LIGHT WAS DUE TO THE PREMATURE FAILURE OF THE COOLANT CONTROL VALVE.

NHTSA #: 10489963
mediumENGINE
Filed: Jul 2012

TL* THE CONTACT OWNS A 2008 TOYOTA PRIUS. THE CONTACT STATED THAT WHILE DRIVING 15 MPH, HE HEARD A RATTLING NOISE COMING FROM THE ENGINE. THE CONTACT PULLED THE VEHICLE INTO A PARKING LOT AND NOTICED THAT THERE WAS TO PUDDLE OF OIL UNDER THE VEHICLE. THE VEHICLE WAS TOWED TO THE DEALER FOR INSPECTION WHERE THEY STATED THAT THERE WAS A HOLE IN THE ENGINE PAN . THE MANUFACTURER WAS NOTIFIED AND STATED THAT THEY HAD TO REVIEW THE CASE WITH THE DEALER. THE FAILURE MILEAGE WAS 60,000. UPDATED 07/26/12

NHTSA #: 10465864
mediumENGINE AND ENGINE COOLING
FireFiled: Apr 2012

TL* THE CONTACT OWNS A 2008 TOYOTA PRIUS. THE CONTACT STATED THAT SMOKE EMITTED FROM UNDER THE HOOD WHILE DRIVING INTO A GARAGE AT 5 MPH. THE CONTACT OPENED THE HOOD AND NOTICED A FLAME. THE CONTACT THEN EXTINGUISHED THE FLAME. THE FIRE DEPARTMENT WAS NOT NOTIFIED. THE INSURANCE COMPANY WAS NOTIFIED AND STATED THAT THEY WOULD NOT REPAIR THE VEHICLE. THE VEHICLE WAS TOWED TO THE DEALER, WHO STATED THAT THE FAILURE WAS DUE TO THE WIRING HARNESS. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 17,000.

NHTSA #: 10454933
mediumENGINE AND ENGINE COOLING
Filed: May 2011

I WAS DRIVING ABOUT 60 MPH ON THE INTERSTATE WHEN THE ACCELERATOR STOPPED WORKING. THE POWER SLOWLY DRAINED OUT OF THE CAR AND I BARELY MADE IT OFF THE HIGHWAY. THIS HAS NEVER HAPPENED BEFORE. THE CAR WAS TOWED TO A MECHANIC'S SHOP WHERE AFTER MUCH INVESTIGATION THEY FOUND THAT A LEAF HAD GOTTEN PAST THE AIR FILTRATION SYSTEM AND WAS BLOCKING THE INTAKE SENSOR SYSTEM. WHEN ONE SENSOR IS BLOCKED THE WHOLE CAR SHUTS DOWN! THIS WAS SCARY AND DANGEROUS. I KNOW IT IS UNLIKELY TO HAPPEN AGAIN. *TR

NHTSA #: 10400637
mediumENGINE AND ENGINE COOLING,ELECTRICAL SYSTEM
Filed: Jan 2011

TL - THE CONTACT OWNS 2008 TOYOTA PRIUS. THE CONTACT STATED THAT WHILE TRYING TO TURN OFF THE VEHICLE IT WOULD NOT SHUT OFF. THE CONTACT MENTIONED THAT THE FAILURE HAD OCCURRED SEVERAL TIMES BEFORE, HE WAS NOT ABLE TO TURN OFF THE VEHICLE UNTIL IT WAS WARM. THE VEHICLE WAS TAKEN INTO THE DEALERSHIP AND THEY WERE NOT ABLE TO DUPLICATE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE FAILURE AND CURRENT MILEAGE WAS 61,000. PM

NHTSA #: 10374750
mediumENGINE AND ENGINE COOLING
CrashFiled: Mar 2010

I WAS DRIVING N ON BROADWAY AND CRASHED INTO A POWER POLE SEVERAL BLOCKS FROM WHERE I WAS GOING. I DON'T REMEMBER THE CRASH OR THE EVENTS LEADING UP TO THE CRASH DUE TO A HEAD INJURY. I WAS DRIVING A 2008 TOYOTA PRIUS. I HADN'T HAD ANY PROBLEMS BEFORE THE CRASH. MY DOCTORS ARE PERFORMING NUMEROUS TESTS TO DETERMINE IF THERE ARE ANY PHYSICAL PROBLEMS WITH ME (SO FAR NOTHING HAS SHOWN UP IN THE TESTS), BUT NO ONE HAS CONSIDERED WHETHER OR NOT THERE WAS A DEFECT WITH THE CAR THAT MAY HAVE CONTRIBUTED TO THE ACCIDENT. *TR

NHTSA #: 10320609
mediumENGINE AND ENGINE COOLING,FUEL SYSTEM, GASOLINE,VEHICLE SPEED CONTROL
CrashFiled: Mar 2010

ON 31 DECEMBER 2009 MY 08 PRIUS WAS SLOWED DOWN PRIOR TO TURNING INTO A DRIVEWAY, WHEN IT SUDDENLY ACCELERATED. IT WENT OUT OF CONTROL AND CRASHED INTO TREES AND A POWERPOLE. THE FLOOR MAT, THAT ACCORDING TO TOYOTA IS SUPPOSED TO CAUSE THIS, WAS PROPERLY ATTACHED TO THE PEGS IN THE FLOOR, AND IN PROPER PLACE EVEN AFTER THE CRASH RECENTLY, ON 6 APRIL, 2010, I AGAIN EXPERIENCED A SUDDEN UNEXPLAINED ACCELERATION WHEN GOING ABOUT 5/10 MILES PER HOUR. IT LASTED ABOUT FOUR SECONDS AND DID NOT RESULT IN AN ACCIDENT. *TR

NHTSA #: 10318464
mediumENGINE AND ENGINE COOLING
Filed: Feb 2010

THIS IS A DEFECT THAT I TRIED TO RESOLVE WITH THE TOYOTA DEALERSHIP. I HAD OWNED A 2004 TOYOTA PRIUS THAT GOT 45-50 MPG WHILE DRIVING IN TOWN AND ABOUT 45 HIGHWAY. I TRADED THIS CAR IN FOR A 2008 TOYOTA PRIUS. IN THE 2008, I AM LUCKY TO GET ABOVE 35 MPG IN TOWN AND I GET ABOUT 45 HIGHWAY. MY MILEAGE ON HIGHWAY IS MUCH HIGHER THAN IN TOWN WHICH IS NOT WHAT TOYOTA ADVERTISES AND I AM NOT DRIVING ANY DIFFERENTLY THAN I DID THE 2004 PRIUS. SO SOMETHING WRONG WITH THE ECM IN THE CAR. WHEN I COMPLAINED, THE DEALERSHIP TOOK ME ON A DRIVE WITH MY CAR WHERE THEY DROVE VERY VERY SLOWLY DOWNHILL AND REGISTERED 60 MPG AND SAID THERE WAS NOTHING WRONG AND WOULD NOT DO ANYTHING. SO I GAVE IT UP. NOW THAT I SEE THAT QUALITY CONTROL OF TOYOTA IS NON-EXISTENT, I KNOW THE ECM IS NOT ACTING PROPERLY AND NEEDS TO BE FIXED. *TR

NHTSA #: 10313546
mediumENGINE AND ENGINE COOLING,VEHICLE SPEED CONTROL
Filed: Feb 2010

I DRIVE A 2008 TOYOTA PRIUS AND HAVE EXPERIENCED TWO RECURRING PROBLEMS WITH THE VEHICLE. FIRST, WHEN I MAKE SHARP RIGHT TURNS, THE ENGINE CUTS OUT. SECOND, ON UNEVEN ROADS, THE HYDROPLANE FEATURE ACTIVATES AND MAKES IT DIFFICULT TO STEER AND THE CAR ACCELERATES SUDDENLY. THIS HAS HAPPENED ON MANY OCCASIONS. *TR

NHTSA #: 10305425
mediumENGINE AND ENGINE COOLING
Filed: Oct 2009

THE ENGINE GOT WATER IN IT BEFORE I EVEN GOT THE CAR AND IT ALSO HAD TWO BENT PISTON RODS. *TR

NHTSA #: 10288869
mediumENGINE AND ENGINE COOLING
Filed: Aug 2009

TL*THE CONTACT OWNS A 2008 TOYOTA PRIUS. THE ENGINE IN THE VEHICLE MADE A NOISE WHILE DRIVING VARIOUS SPEEDS. THE DEALER HAS DIAGNOSED THE FAILURE ON TWO OCCASIONS AND STATED THAT THE COIL PACKS NEEDED TO BE REPLACED. TWO MONTHS AFTER THE COIL PACKS WERE REPLACED THE FAILURE RECURRED. A REPRESENTATIVE FROM THE CORPORATE OFFICE INSPECTED THE VEHICLE AND WERE UNABLE TO DIAGNOSE THE FAILURE; HOWEVER, THEY REMOVED AND DISMANTLED THE ENGINE AND FOUND WATER IN THE ENGINE. THE MECHANICS STATED THAT THE ENGINE NEEDED TO BE REPLACED AT THE CONTACTS EXPENSE. THE CONTACT HAS REQUESTED THAT THE ENGINE BE REPLACED AT NO COST BY THE MANUFACTURER SINCE IT WAS A NEW VEHICLE. THE FAILURE MILEAGE WAS 12,201 AND THE CURRENT MILEAGE WAS 14,000.

NHTSA #: 10281337
mediumENGINE AND ENGINE COOLING,ELECTRONIC STABILITY CONTROL (ESC)
Filed: Jun 2009

WE BOUGHT THE PRIUS ON JUNE 2008 AND IT HAS ONLY 4023 MILES BUT IN LAST ONE MONTH IT BROKE DOWN THREE TIMES . FIRST TIME THE CAR STOPPED ON HIGHWAY A STRONG BEEP SOUND AND THEN CHECK ENGINE LIGHT, VEHICLE STABILITY CONTROL LIGHT AND A BIG RED ALERT TRIANGLE CAME UP THE CAR LOST IT'S POWER COMPLETELY AND GOT STALLED IN THE MIDDLE OF HWY - PRETTY SCARY. THEN ON 6/2/2009 WE NOTICED THAT WE CANNOT OPEN THE HATCH BACK DOOR AND THE CAR IS COMPLETELY DEAD. BOTH TIMES WE TOWED THE CAR TO THE DEALER AND FIRST TIME THEY SAID THEY DID NOT FIND ANY THING WRONG AND THEY HAVE RESET ALL THE COMPUTER, SECOND TIME THEY SAID THE BATTERY WAS DRAINED OUT WITHOUT REALLY NY PROPER REASON. LAST NIGHT WE DROVE THE CAR MAY BE ABOUT 15 MILES OR SO AND IT'S THE SAME SITUATION THE BEEP SOUND AND ALL THE HAZARD LIGHTS CAME ON IN THE MIDDLE OF THE ROAD AND THE CAR IS DEAD AGAIN AND WE HAD TO TOW TO THE DEALER. THREE TIMES IN ONE MONTH AND IN THE MIDDLE OF THE ROAD WITH A $30,000 DOLLARS CAR IS UNACCEPTABLE. SOME ONE REALLY CAN KILL US FROM THE BACK BECAUSE IT IS SO SUDDEN THAT NO WAY THEY COULD PREDICT THAT WE ARE GOING TO BE STALLED WITHIN 5 SECONDS FROM 65 MILES/HOUR SPEED. WE HAVE A CHILD AND SHE TRAVELS ON THE BACK SEAT ALL THE TIME. WHAT IS THE SOLUTION FOR IT? TOYOTA NEEDS TO TAKE THE RESPONSIBILITY. IT IS A REAL SAFETY ISSUE FOR OUR FAMILY. *TR

NHTSA #: 10273545
mediumENGINE AND ENGINE COOLING
Filed: May 2009

2009 TOYOTA PRIUS, ENGINE FAILURE WHILE DRIVING 65 MPH ON HIGHWAY., PULLED OVER MOMENTARILY AND PROCEEDED. FIRST OCCURRENCE. ENGINE STOP RUNNING ON HWY DRIVING AT 55 MPH, HAD TO BE TOWED TO DEALER FOR REPAIR. SECOND OCCURRENCE. *TR

NHTSA #: 10268230
mediumENGINE AND ENGINE COOLING
Filed: Nov 2008

WHILE MY 2004 TOYOTA PRIUS WAS IN THE SHOP FOR ITS 30,000 MILE MAINTENANCE, MY MECHANIC FOUND THAT THE WATER PUMP HAS BEEN LEAKING COOLANT (PHOTOS AVAILABLE). THE CAR HAS ONLY 21,600 MILES, AND ITS WATER PUMP SHOULD LAST AT LEAST THREE TIMES AS LONG. MY LOCAL BERKELEY TOYOTA DEALER HAD THREE '04 PRIUS PUMPS ON HAND WHICH IS INDICATIVE THAT MANY PRIUS' ARE EXPERIENCING SUCH A WATER PUMP FAILURE. I'M WRITING TO INFORM YOU OF WHAT APPEARS TO BE A SUBSTANDARD PART ON 2004 PRIUS'. *TR

NHTSA #: 10247752

Other 2008 Toyota Prius Issues