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2001 Toyota Prius

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2001 Toyota Prius do not stand out strongly from the model-year median of 164.

About this comparison →

When problems were reported

Mileage at the reported incident

106 reports with mileage · 59 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.

  • Steering. Review the 45 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 27 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Tires. Review the 27 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

13 crash reports3 fire reports6 injury reports

Vehicle Speed Control complaints

25 reports
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Mileage unknown · Apr 11, 2007
Engine And Engine CoolingVehicle Speed Control

SEVERAL TIMES WHEN THE ACCELERATOR WAS PRESSED AND THE CAR SLOWED DOWN THE CHECK ENGINE LIGHT CAME ON. VEHICLE WILL DRIVE NORMALLY FOR AWHILE, BUT PROBLEM SEEMED TO OCCUR AT LEAST ONCE EVERY 1-2 YEARS. THE LAST TIME, I SPENT $900 TO REPLACE AN ACCELERATOR SENSOR. THIS TIME, THE DEALERSHIP STATED I NEEDED TO REPLACE THE E…

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SEVERAL TIMES WHEN THE ACCELERATOR WAS PRESSED AND THE CAR SLOWED DOWN THE CHECK ENGINE LIGHT CAME ON. VEHICLE WILL DRIVE NORMALLY FOR AWHILE, BUT PROBLEM SEEMED TO OCCUR AT LEAST ONCE EVERY 1-2 YEARS. THE LAST TIME, I SPENT $900 TO REPLACE AN ACCELERATOR SENSOR. THIS TIME, THE DEALERSHIP STATED I NEEDED TO REPLACE THE ECM, AND THE CATALYTIC CONVERTER FOR A TOTAL CHARGE OF $3500. THERE WERE NO GENERIC CATALYTIC CONVERTERS, THE ONE TO BE USED WAS $1700. ALSO, HAD BEEN SEVERAL INCIDENTS WHERE THERE HAD BEEN ISSUES FOLLOWING AN OIL CHANGE WHERE THE DEALER SAID THAT OIL WAS WHERE IT SHOULDN'T BE.*AK

NHTSA ODI #10187628

50,226 miles · Aug 18, 2006
Unknown Or OtherVehicle Speed Control

EXPERIENCE: DRIVING A 2001 TOYOTA PRIUS BETWEEN 60 AND 65 MPH ON I-494 IN EAGAN MINNESOTA. THE SENSOR ON THE VEHICLE'S ACCELERATOR PEDAL ASSEMBLY FAILED I.E. THE ABILITY TO GET GAS TO THE ENGINE STOPPED. THE CAR WAS TOWED TO AN AUTHORIZED REPAIR DEALER AND THE PART, WHICH FAILED, WAS REPLACED. MY COMPLAINT HAS TWO PARTS: (…

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EXPERIENCE: DRIVING A 2001 TOYOTA PRIUS BETWEEN 60 AND 65 MPH ON I-494 IN EAGAN MINNESOTA. THE SENSOR ON THE VEHICLE'S ACCELERATOR PEDAL ASSEMBLY FAILED I.E. THE ABILITY TO GET GAS TO THE ENGINE STOPPED. THE CAR WAS TOWED TO AN AUTHORIZED REPAIR DEALER AND THE PART, WHICH FAILED, WAS REPLACED. MY COMPLAINT HAS TWO PARTS: (1) TOYOTA DOES NOT RECOGNIZE A CRITICAL PART LIKE THE SENSOR ON THE ACCELERATOR PEDAL ASSEMBLY AS A PART OF MAJOR SIGNIFICANCE. I BELIEVE IT IS MAJOR SAFETY ISSUE AND MUST BE CORRECTED BY TOYOTA. I WAS TOLD BY TOYOTA'S CUSTOMER ASSISTANCE CENTER THE PART WAS NOT DEFECTIVE AND IT FAILED BECAUSE NORMAL USE. I AM APPALLED TO LEARN THAT A 6 YEAR OLD CAR WITH 50,226 MILES IS EQUIPPED WITH ACCELERATOR UNIT WHICH CAN FAIL WHEN THE AVERAGE USE IS 8,371 MILES PER YEAR. I AM ALSO AMAZED THE CUSTOMER SERVICE CENTER IS NOT INTERESTED IN LOOKING AT THIS PERFORMANCE AS A MAJOR DEFECT. THEY TOLD ME THEY HAD NO RECORD OF OTHER INCIDENTS WITH THIS PART. YET WHEN I TALKED TO THE PRIUS SERVICE TEAM SUPERVISOR AT TWO DIFFERENT DEALERSHIPS, I WAS INFORMED BY EACH ONE THEY HAD REPLACED 4 TO 5 OF THEM. IF MY SMALL SURVEY REVEALED THAT NUMBER I CAN ONLY GUESS WHAT A NATIONWIDE SURVEY WOULD REVEAL. 2) IN RESPONSE TO MY ASKING TOYOTA TO REIMBURSE ME FOR THE $810.41 BILL THEIR RESPONSE WAS I SHOULD SUBMIT MY REQUEST FOR REIMBURSEMENT TO MY INSURANCE COMPANY OR TO THE FIRM WHICH OWNS THE CAR. CLEARLY, A SITUATION OF SHIFTING THE RESPONSIBILITY OF MAKING QUALITY OEM PARTS TO A THIRD PARTY TO ABSORB THE COST AND IGNORING THE MAJOR SAFETY IMPLICATIONS CREATED WHEN THE ACCELERATOR STOPS FUNCTIONING IN A VEHICLE DRIVEN LESS THAN THE AVERAGE CAR. *JB

NHTSA ODI #10165986

45,385 miles · Oct 21, 2005
Vehicle Speed Control

(1) NORMAL DRIVING, NO ABNORMALITIES WHATSOEVER (2) AT FREEWAY SPEED, IN BUSY TRAFFIC, WITHOUT WARNING: THE CAR LOST ALL MOTIVE POWER (NEITHER GAS NOR ELECTRIC WORKING); THE HYBRID SYSTEM WARNING ICON DISPLAYED ON THE MULTI-FUNCTION DISPLAY. LUCKILY, IN BOTH INSTANCES, WE WERE ABLE TO MOVE TO THE SHOULDER WHILE DECELERATING.…

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(1) NORMAL DRIVING, NO ABNORMALITIES WHATSOEVER (2) AT FREEWAY SPEED, IN BUSY TRAFFIC, WITHOUT WARNING: THE CAR LOST ALL MOTIVE POWER (NEITHER GAS NOR ELECTRIC WORKING); THE HYBRID SYSTEM WARNING ICON DISPLAYED ON THE MULTI-FUNCTION DISPLAY. LUCKILY, IN BOTH INSTANCES, WE WERE ABLE TO MOVE TO THE SHOULDER WHILE DECELERATING. AFTER COMING TO A COMPLETE STOP, WE REFERRED TO THE OWNER'S MANUAL WHICH SUGGESTED TURNING THE IGNITION KEY COMPLETELY OFF AND THEN ATTEMPTING A RESTART. IN BOTH CASES THE CAR STARTED UP AGAIN AND WAS DRIVABLE (ALTHOUGH IN THE FIRST CASE THE WARNING ICON REMAINED DISPLAYED FOR APPROXIMATELY 10 MILES). (3) TOOK CAR TO TOYOTA DEALER WHO VERIFIED FAILURE CODE(S) STORED IN ONBOARD MEMORY; DEALER REPLACED ACCELERATOR PEDAL/POSITION SENSOR ASSEMBLY. *JB

NHTSA ODI #10140482

60,500 miles · Oct 15, 2005
Vehicle Speed Control

2001 TOYOTA PRIUS: ACCELERATOR SENSOR FAILURE FOR SEVERAL WEEKS LEADING UP TO THE FAILURE, THERE WAS A SLIGHT (BUT DEFINITE) SENSATION OF DECELERATION WHEN TRYING TO MAINTAIN STEADY SPEED. AT THE TIME OF FAILURE, THE VEHICLE HESITATED/STALLED AND THE "MASTER WARNING LIGHT" CAME ON. LOCAL DEALER (355 TOYOTA, ROCKVILLE, MD) REPLA…

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2001 TOYOTA PRIUS: ACCELERATOR SENSOR FAILURE FOR SEVERAL WEEKS LEADING UP TO THE FAILURE, THERE WAS A SLIGHT (BUT DEFINITE) SENSATION OF DECELERATION WHEN TRYING TO MAINTAIN STEADY SPEED. AT THE TIME OF FAILURE, THE VEHICLE HESITATED/STALLED AND THE "MASTER WARNING LIGHT" CAME ON. LOCAL DEALER (355 TOYOTA, ROCKVILLE, MD) REPLACED THE PART AT A COST OF $700.00. SHOULD A PART THIS EXPENSIVE (AND SO CRITICAL TO VEHICLE FUNCTION) BE FAILING AT 4 YEARS? *NM

NHTSA ODI #10139771

74,000 miles · Aug 31, 2005
Electrical SystemVehicle Speed ControlCrash

DT: VEHICLE STALLED/DIED, AND LOST POWER WHILE DRIVING 5 MPH. THROTTLE BODY MODULE FAILED. THERE WAS A NHTSA RECALL BUT THIS INVOLVED A CHEMICAL IN THE PRUIS CAR BATTERY.*AK L. YES. CAR HAS BROKE DOWN SEVERAL TIMES SINCE. THE STALLING IS STILL A PROBLEM.

NHTSA ODI #10134923

Mileage unknown · Aug 1, 2005
Vehicle Speed Control

DT: CONTACT STATES WHILE DRIVING THE VEHICLE STOPPED. THE ACCELERATOR PEDAL WAS REPLACED. *AK *JB

NHTSA ODI #10125783

55,000 miles · Jun 2, 2005
Vehicle Speed Control

I OWN A 2001 TOYOTA PRIUS. SEVERAL TIMES IN THE LAST FEW MONTHS I HAVE EXPERIENCED A LOSS OF POWER COMBINED WITH MY DASH WARNING LIGHTS. I HAD ONE SIMILAR INCIDENT LAST YEAR. THE DEALERSHIP CLAIMS THEIR DIAGNOSTICS FIND NO PROBLEM (NO CODES = NO PROBLEM). THEREFORE NOTHING IS RESOLVED AND THE CAR REMAINS PRONE TO LOSS OF POWER, …

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I OWN A 2001 TOYOTA PRIUS. SEVERAL TIMES IN THE LAST FEW MONTHS I HAVE EXPERIENCED A LOSS OF POWER COMBINED WITH MY DASH WARNING LIGHTS. I HAD ONE SIMILAR INCIDENT LAST YEAR. THE DEALERSHIP CLAIMS THEIR DIAGNOSTICS FIND NO PROBLEM (NO CODES = NO PROBLEM). THEREFORE NOTHING IS RESOLVED AND THE CAR REMAINS PRONE TO LOSS OF POWER, A DANGEROUS CONDITION WHEN TRAVELING ON ANY FREEWAY.

NHTSA ODI #10123954

Mileage unknown · May 19, 2005
Vehicle Speed Control

GOING AT HIGHWAY SPEED, CAR SUDDENLY LOST POWER, SLOWED DOWN TO A MAX. SPEED OF 37 MPH, RUNNING MOSTLY ON ELECTRICAL POWER. MASTER WARNING LIGHT (TRIANGLE WITH EXCALMATION POINT) LIT UP. GAS ENGINE WOULD PERIODICALLY START UP, BUT WAS NOT RESPONDING TO ACCELLERATOR PEDAL. AFTER PULLING OVER AND SHUTTING DOWN VEHICLE, I WAS ABLE…

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GOING AT HIGHWAY SPEED, CAR SUDDENLY LOST POWER, SLOWED DOWN TO A MAX. SPEED OF 37 MPH, RUNNING MOSTLY ON ELECTRICAL POWER. MASTER WARNING LIGHT (TRIANGLE WITH EXCALMATION POINT) LIT UP. GAS ENGINE WOULD PERIODICALLY START UP, BUT WAS NOT RESPONDING TO ACCELLERATOR PEDAL. AFTER PULLING OVER AND SHUTTING DOWN VEHICLE, I WAS ABLE TO RESTART AND CONTINUE NORMALLY.

NHTSA ODI #10121390

37,700 miles · May 18, 2005
Engine And Engine CoolingFuel System, GasolineVehicle Speed Control

PROBLEMS STARTED IN NOVEMBER 2003. HAD OIL CHANGED AND AN HOUR LATER ALL THE WARNING LIGHTS CAME ON IN THE VEHICLE. IMMEDIATELY RETURNED TO THE DEALERSHIP WHERE IT TOOK 2 WEEKS TO REPLACE THE FUEL PUMP (37,000 MILES). SINCE THEN THE CAR HAS BEEN BACK TO THE DEALERSHIP AN ADDITIONAL 9 TIMES TO THE CURRENT DATE (MAY 2005) FOR S…

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PROBLEMS STARTED IN NOVEMBER 2003. HAD OIL CHANGED AND AN HOUR LATER ALL THE WARNING LIGHTS CAME ON IN THE VEHICLE. IMMEDIATELY RETURNED TO THE DEALERSHIP WHERE IT TOOK 2 WEEKS TO REPLACE THE FUEL PUMP (37,000 MILES). SINCE THEN THE CAR HAS BEEN BACK TO THE DEALERSHIP AN ADDITIONAL 9 TIMES TO THE CURRENT DATE (MAY 2005) FOR SEVERAL DIFFERENT THINGS. THE COMPUTER HAS BEEN REPLACED TWO TIMES. THE ENGINE HAS BEEN REPLACED. THE INJECTORS CLEANED, THEN A FEW MONTHS LATER HAD TO BE COMPLETELY REPLACED. THE THROTTLE BODY HAS BEEN REPLACED. I HAVE BEEN DRIVING THE CAR WHEN IT WOULD NOT ACELERATE AND HAD TO PULL OVER IN TRAFFIC. THE FIRST TIME THE DEALERSHIP SAID THERE WERE NO WARNING LIGHTS WHEN THE CAR GOT TO THE DEALERSHIP AND THEY COULD NOT RECREATE THE CODES OR SITUATION SO THEY COULD NOT DO ANYTHING. THE SECOND TIME (APRIL 2005) ALL FOUR INJECTORS WERE REPLACED AS WELL AS THE MASS AIR FLOW SYSTEM. THE CAR HAS BEEN IN THE SERVICE DEPARTMENT AT OUR TOYOTA DEALERSHIP FOR A TOTAL OF 17 TIMES SINCE THE CAR ARRIVED AT APPROXIMATELY 180 DAYS!!! 10 OF THOSE 17 TIMES HAS BEEN BECAUSE THE WARNING LIGHTS HAVE COME ON. HAVE ENTERED INTO ARBITRATION AND WE ARE AWAITING AN ANSWER ON THE DECISION.

NHTSA ODI #10121362

45,000 miles · May 17, 2005
Vehicle Speed Control

2001 TOYOTA PRIUS-SUDDEN DROP IN SPEED-COULD NOT EXCEED 17 MPH. DANGEROUS IN TRAFFIC TOYOTA REPLACED COMPUTER-OLD PARTS NOT AVAILABLE INCIDENT DATE IS APPROXIMATE-TOOK 2 1/2 MONTHS TO REPAIR

NHTSA ODI #10121229

Official recalls

3

11V304000 · Steering:electric Power Assist System

Jun 1, 2011

TOYOTA IS RECALLING CERTAIN MODEL YEAR 2001 THROUGH 2003 PRIUS PASSENGER CARS MANUFACTURED FROM JANUARY 28, 2000, THROUGH MAY 30, 2003. THE STEERING LINKAGE MAY LOOSEN, RESULTING IN REDUCED ELECTRIC STEERING ASSISTANCE WHEN MAKING A LEFT TURN.

Consequence & remedy

Consequence: LOSS OF POWER STEERING, PARTICULARLY WHEN AN OPERATOR IS ACTIVELY INTENDING TO STEER THE VEHICLE, MAY INCREASE THE RISK OF A CRASH.

Remedy: TOYOTA WILL NOTIFY OWNERS AND DEALERS WILL REPLACE THE NUTS IN THE STEERING LINKAGE FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JULY 8, 2011. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331.

06V266000 · Engine And Engine Cooling

Jul 19, 2006

ON CERTAIN PASSENGER VEHICLES, DUE TO IMPROPER MOLDING OF THE RESIN BODY OF THE CRANKSHAFT POSITION SENOR INSTALLED ON THE ENGINE BLOCK, ENGINE OIL MAY PENETRATE THE SEAL AND ENTER THE SENSOR WIRING CONNECTOR. THE WIRE HARNESS CONNECTOR MAY NOT BE SUFFICIENTLY ATTACHED TO THE LOCKING TAB OF THE SENSOR WIRING CONNECTOR.

Consequence & remedy

Consequence: ENGINE OIL INSIDE THE SENSOR WIRING CONNECTOR COULD CAUSE EXPANSION DUE TO THE HEAT OF THE ENGINE AND COULD DEFORM THE SENSOR WIRING CONNECTOR. THE CONNECTOR MAY BECOME DISCONNECTED, WHICH COULD CAUSE THE ENGINE TO STALL WHILE DRIVING AND NOT BE ABLE TO BE RESTARTED INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE CRANKSHAFT POSITION SENSOR FREE OF CHARGE. THE RECALL BEGAN ON JULY 26, 2006. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331.

00V285000 · Steering:gear Box (other Than Rack And Pinion)

Sep 21, 2000

VEHICLE DESCRIPTION: PASSENGER VEHICLES. INSUFFICIENT ELECTRICAL CONTACT CAN OCCUR IN THE TORQUE SENSOR THAT CONTROLS THE POWER ASSIST OPERATION OF THE ELECTRIC POWER STEERING GEAR BOX. THE TORQUE SENSOR COULD SEND IMPROPER ELECTRICAL SIGNALS.

Consequence & remedy

Consequence: IF THIS OCCURS, THE POWER STEERING WARNING ICON WILL BE DISPLAYED ON THE CENTER PANEL, AND THE DRIVER COULD EXPERIENCE HIGHER THAN NORMAL STEERING EFFORT DEPENDING UPON VEHICLE SPEED.

Remedy: DEALERS WILL REPAIR THE ELECTRIC STEERING GEAR BOX.

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

1

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.