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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.

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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

Hybrid Propulsion System complaints

1 reports
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159,700 miles · Jun 23, 2015
Hybrid Propulsion SystemPower TrainVehicle Speed Control

THE CAR SUDDENLY LOST POWER WITHOUT ANY WARNING WHILE DRIVING 65+ MPH ON THE FREEWAY. THE CHECK HYBRID WARNING LIGHT CAME ON. THE CAR BECAME DANGEROUSLY UNRESPONSIVE, LUCKILY WE WERE NEAR AN EXIT AND WERE ABLE TO COAST TO SAFETY. THE HYBRID SYSTEM WAS EXPECTING INFORMATION FROM THE ACCELERATOR, AND WHEN IT DOESN'T RECEIVE IT, EI…

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THE CAR SUDDENLY LOST POWER WITHOUT ANY WARNING WHILE DRIVING 65+ MPH ON THE FREEWAY. THE CHECK HYBRID WARNING LIGHT CAME ON. THE CAR BECAME DANGEROUSLY UNRESPONSIVE, LUCKILY WE WERE NEAR AN EXIT AND WERE ABLE TO COAST TO SAFETY. THE HYBRID SYSTEM WAS EXPECTING INFORMATION FROM THE ACCELERATOR, AND WHEN IT DOESN'T RECEIVE IT, EITHER THE GAS ENGINE, OR THE ELECTRIC ENGINE, OR BOTH ENGINES FAIL TO OPERATE. TOYOTA HAS SERVICE BULLETIN 2001 TOYOTA PRIUS UNKNOWN OR OTHER SERVICE BULLETIN 117006 ACTION NUMBER: 635861 SERVICE BULLETIN NUMBER: 117006... REPORT DATE: SEP 12, 2002 COMPONENT: UNKNOWN OR OTHER.... SUMMARY: SOME VEHICLES MAY EXHIBIT A MASTER, HYBRID AND MALFUNCTION INDICATOR WARNING LIGHT ON WITH DIAGNOSTIC TROUBLE CODE P1120. ,,, P1120 TOYOTA DESCRIPTION ACCELERATOR PEDAL POSITION SENSOR IS MOUNTED ON THE THROTTLE BODY AND IT HAS THE 2 SENSORS TO DETECTS THE ACCELERATOR POSITION AND A MALFUNCTION OF THE ACCELERATOR POSITION. THE ACCELERATOR PEDAL POSITION SENSOR IS CONNECTED WITH THE ACCELERATOR PEDAL BY THE ACCELERATOR WIRE. THE ECM JUDGES THE CURRENT OPENING ANGLE OF THE ACCELERATOR PEDAL FROM THESE SENSOR SIGNAL INPUTS AND IT CONTROLS THE THROTTLE MOTOR BASED ON THESE SIGNALS. IF THE THE P1120 CODE IS STORED, THE ECM SHUTS DOWN THE POWER FOR THE THROTTLE MOTOR AND THE MAGNETIC CLUTCH, AND THE THROTTLE VALVE IS FULLY CLOSED BY THE RETURN SPRING. HOWEVER, THE OPENING ANGLE OF THE THROTTLE VALVE CAN BE CONTROLLED BY THE ACCELERATOR PEDAL THROUGH THE THROTTLE CABLE. I HAVE SINCE LEARNED THAT THE ACCELERATOR SENSOR ASSEMBLY IS PROBABLY AT FAULT, WHICH IS A HIGH COST ITEM $300 DOLLARS OR MORE WHICH TOYOTA WOULD BALK AT REPLACING IN A RECALL. THIS HAPPENED ONCE BEFORE, BUT I DON'T RECALL THE DATE.....UPDATED 08/24/15 *BF

NHTSA ODI #10726901

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.