Problems · by component

2001 Toyota Prius electrical system problems

27 owner complaints to NHTSA about the 2001 Toyota Prius cite electrical system, 16% of all 170 complaints for this model year.

Complaints
27
16% of all complaints
Crashes
3
Reported by owners
Fires
3
Reported by owners
Injuries
1
Reported by owners
01 —Owner reports

What owners say about the electrical system

Verbatim from NHTSA complaints, newest first
“MY CAR IS EXPERIENCING WHAT IS KNOWN ONLLINE AS "THE BIG HAND SYNDROM". WHILE DRIVING, THE ACCELERATOR PEDAL CHANGES RESISTANCE AND IT FEELS LIKE SOMEONE GRABS THE CAR AND IT DRAMATICALLY SLOWS. YOU THEN HAVE TO PRESS HARDER ON THE ACCELERATOR PEDAL TO MAINTAIN SPEED. WELL ONE DAY, THE CAR STOPPED WORKING, NO MATTER HOW HARD I PRESSED ON THE PEDAL IT WOULD NO ACCELERATE. I WAS ON THE HIGHWAY. I TOOK MY CAR IN TO THE LOCAL AUTHORIZED TOYOTA DEALER AND WAS TOLD THAT THE ACCELERATOR PEDAL WAS BAD AND NEEDED TO BE REPLACED. WE REPLACED THE PEDAL AND EXPERIENCED THE SAME ISSUES, AND REPLACED THE ACCELERATOR PEDAL AGAIN. I'M STILL EXPERIENCING THE SAME ISSUSES AND THE TOYOTA DEALER SAID THERES NOTHING THEY CAN DO EXCEPT KEEP REPLACING THE PEDAL CAUSE THATS THE CODE IT IS THROWING UP. THIS IS A MAJOR SAFETY ISSUE FOR MY VEHICLE AS I CAN AND DO LOSE ACCELERATION AT ANY GIVEN TIME. IT DOESNT SEEM TO MATTER HOW FAST IM GOING OR THE DRIVING CONDITIONS. IT IS COMPLETELY RANDOM, AND CANNOT BE REPLICATED ON COMAND. THE DATE LISTED IS THE FIRST INSTANCE, AND IT HAS HAPPENED TOO MANY TIMES TO COUNT OR MAKE RECORD.”
Owner complaint to NHTSAFiled Sep 11, 2018Electrical system, Vehicle speed control, Fuel/propulsion systemODI 11128777
“TL* THE CONTACT OWNS A 2001 TOYOTA PRIUS. WHILE DRIVING 20 MPH, THE VEHICLE LOST COMPLETE POWER AND BRAKING ABILITY WITHOUT WARNING. AS A RESULT, THE CONTACT DROVE OVER THE MEDIAN AAND CRASHED INTO A POLE. THE AIR BAGS DEPLOYED. A POLICE REPORT WAS FILED. THERE WERE NO INJURIES. THE VEHICLE WAS TOWED TO THE LOCAL DEALER (TITUS-WILL TOYOTA, 3506 S SPRAGUE AVE, TACOMA, WA 98409). THE VEHICLE WAS NOT DECLARED DESTROYED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE AND VIN WERE UNKNOWN.”
Owner complaint to NHTSAFiled Sep 18, 2017Electrical system, Service brakes, EngineCrash reportedODI 11024048
“2001 PRIUS WAS PARKED IN GARAGE ~6HRS, FIRE STARTED AND SMOLDERED, APPARENTLY USING UP OXYGEN INSIDE THE CAR. I WENT IN THE GARAGE FOR SOMETHING ELSE, NOTICED THE HEADLIGHTS WERE ON AND OPENED THE CAR DOOR TO TURN THEM OFF. WHEN THE DOOR WAS OPENED, ACRID SMOKE POURED OUT, AND THE FIRE WAS GIVEN FRESH OXYGEN, AND IT TOOK OFF. WINDSHIELD CRACKED FROM HEAT, LEFT FRONT DASH MELTED. FIRE DEPT PUT OUT THE FIRE QUICKLY, BUT THE CAR IS RUINED AND THE CAUSE UNKNOWN. THANKFULLY NO DAMAGE TO GARAGE, HOUSE OR PEOPLE. I HAD SMELLED A FUNNY SMELL HOURS BEFORE, BUT THOUGHT IT WAS SOMETHING OUTSIDE, SO THE FIRE HAD BEEN SMOLDERING FOR SOME TIME. LIGHTS APPARENTLY WENT ON BECAUSE THE FIRE/HEAT HAD SHORTED SOMETHING. *TR”
Owner complaint to NHTSAFiled Feb 19, 2014Electrical systemFire reportedODI 10564996
“DRIVING ON THE FREEWAY EARLY AM, STILL DARK, GAS ENGINE FAILED, ECU FAILURE SHOWN ON SCREEN. ELECTRIC MOTOR WAS GOING AT MAXIMUM WITH NO "GAS" PEDAL APPLIED. PULLED OVER, TURNED OFF. 300V BATT ALREADY FULLY DISCHARGED WHEN IT GOT TO THE DEALER. THEY CHARGED IT AND IT HAS NOT HAPPENED AGAIN BEFORE SELLING IN 2006. 2001 PRIUS. LATER ON HAD TWO BAD RACK & PINION, THE 2ND ONE FAILED A COUPLE MONTHS AFTER REPLACEMENT ON A LONG FREEWAY TRIP AT MILE 300. VERY HARD TO STEER EVEN AT HIGHWAY SPEEDS. TOYOTA REPLACED AGAIN. *TR”
Owner complaint to NHTSAFiled Mar 10, 2010Electrical systemODI 10318566
“2001 TOYOTA PRIUS. WE HAD A TOYOTA PRIUS HYBRID GAS/ELECTRIC CAR THE FIRST THAT CAME INTO THE USA. THE CAR WOULD REACH A CERTAIN MILEAGE AND THE COMPUTER WHICH CONTROLLED EVERYTHING IN THE CAR WOULD GO BAD. WE WOULD GET A FEW MILES FROM HOME AND THE CAR WOULD NOT WORK. IT WOULD SHUT OFF. WE WOULD HAVE TO SIT FOR A FEW MINUTES AND THAN THE CAR WOULD ONLY GO 35 MILES AN HOUR OR LESS AND WE WOULD HAVE TO TURN AROUND AND GO HOME. ON ONE TRIP TO CALIFORNIA, WHEN WE GOT TO COLORADO THE SCREEN SAID THE GO TO A SERVICE DEALER. WE HAD TO SPEND THE NIGHT IN NORTHGLENN COLORADO AND WENT TO THE DEALER . WE HAD TO TAKE THE CAR INTO THE DEALER SO MANY TIMES. THEY WOULD REPLACE THE COMPUTER AND ALL THE PARTS, EVEN THE GAS TANK. THE CAR WOULD ALSO LOCK YOU INSIDE AND YOU COULD NOT GET OUT. THE COMPUTER AND THE ELECTRICAL SYSTEM IN OF THIS MODEL ARE ALL BAD. THEY REACH A CERTAIN MILEAGE AND BAD. THEY WERE DOING ALL THE RECALLS FROM OUR CAR. THEY PROMISED US A NEW PRIUS SIGNATURE TOYOTA IN BENTON HARBOR MI, AND NEVER GOT IT. FINALLY IN 2005 THEY SAID THEY WOULD TRADE OUR PRIUS CAR FOR ANOTHER CAR COROLLA, BUT THEY CHARGED US $8,000.00 MORE. PLEASE HELP US GET OUR MONEY BACK. NO…”
Owner complaint to NHTSAFiled Feb 10, 2010Electrical system, Vehicle speed controlODI 10308484
“TL*THE CONTACT OWNS A 2001 TOYOTA PRIUS. WHILE DRIVING 65 MPH, THE VEHICLE LOST ALL POWER AND ALL OF THE INSTRUMENT PANEL LIGHTS ILLUMINATED. THE VEHICLE BEGAN TO LOSE SPEED AND THE CONTACT WAS ABLE TO SAFELY MANEUVER IT TO THE SHOULDER. WHILE ON THE SHOULDER, THE VEHICLE RESTARTED WITHOUT WARNING AND REVERSED FULL THROTTLE INTO THE GUARD RAIL. THE CONTACT SUSTAINED HEAD AND EYE INJURIES AND A BROKEN RIB. A POLICE REPORT WAS FILED. THE VEHICLE WAS TOWED TO THE DEALER AND THEY PERFORMED A DIAGNOSTIC, WHICH DID NOT PRODUCE ANY ERROR CODES. THE FAILURE COULD NOT BE DUPLICATED. THE BODY DAMAGE WAS REPAIRED AT THE COST OF $500, BUT THE FAILURE WAS NOT CORRECTED. THE MANUFACTURER STATED THAT IF A FAILURE OCCURRED, THE VEHICLE WOULD CORRECT ITSELF AND WOULD NOT DISPLAY ANY FAILURE CODES TO DETERMINE THE CAUSE OF THE FAILURE. THE CONTACT WAS ADVISED TO TAKE THE VEHICLE BACK TO THE DEALER FOR FURTHER INSPECTION. THE CONTACT HAS EXPERIENCED MULTIPLE FAILURES WITH THE VEHICLE SINCE IT WAS PURCHASED. SHE IS CURRENTLY NOT DRIVING THE VEHICLE AND IT IS AT THE REPAIR SHOP BEING INSPECTED FOR THE REVERSING FAILURE AND FOR RESETTING THE COMPUTER MEMORY. THE FAILURE MILEAGE WAS 32,000.”
Owner complaint to NHTSAFiled Jul 13, 2009Electrical systemCrash reportedODI 10276529

Showing 6 of 27 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.