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Model Year Problem Record

Toyota Prius 2004 - Problems, Recalls, and Investigations

The complete public record for the 2004 Toyota Prius: what owners reported, which systems drew recalls, and where complaints exist that no recall has ever covered.

610Distinct owner complaintsSource: NHTSA Complaints
6Recall campaignsSource: NHTSA Recalls
7Defect investigationsSource: NHTSA Investigations
52Complaints reporting a crash or fireOwner Reports, Unverified

Complaints by System

Distinct complaints naming each system, most reported first. Select a system for its own page.

Did a Recall Cover It?

The join between complaints and recalls for this model year, system by system. A gap does not prove a defect - it means owners reported the problem and no recall campaign covers that system on this model year.

Lighting185 complaints

185 complaints; 1 recall campaign covers this system. Campaigns: 04V558000.

Electrical System184 complaints

184 complaints; no recall campaign covers this system.

Engine104 complaints

104 complaints; no recall campaign covers this system.

Brakes76 complaints

76 complaints; no recall campaign covers this system.

Vehicle Speed Control52 complaints

52 complaints; 1 recall campaign covers this system. Campaigns: 09V388000.

Power Train34 complaints

34 complaints; no recall campaign covers this system.

Air Bags18 complaints

18 complaints; 1 recall campaign covers this system. Campaigns: 06V096000.

Unknown Or Other14 complaints

14 complaints; no recall campaign covers this system.

Fuel and Propulsion System14 complaints

14 complaints; no recall campaign covers this system.

Driver Assistance and Stability Systems13 complaints

13 complaints; no recall campaign covers this system.

Steering10 complaints

10 complaints; 2 recall campaigns cover this system. Campaigns: 06V188000, 12V537000.

Visibility10 complaints

10 complaints; no recall campaign covers this system.

Equipment7 complaints

7 complaints; no recall campaign covers this system.

Seat Belts5 complaints

5 complaints; no recall campaign covers this system.

Tires3 complaints

3 complaints; no recall campaign covers this system.

Suspension2 complaints

2 complaints; no recall campaign covers this system.

Vehicle Structure2 complaints

2 complaints; no recall campaign covers this system.

Latches, Locks and Linkages2 complaints

2 complaints; no recall campaign covers this system.

Seats1 complaints

1 complaints; no recall campaign covers this system.

Wheels1 complaints

1 complaints; no recall campaign covers this system.

Recall Campaigns

Every campaign covering this model year, in our own words. The campaign number is the official reference.

04V558000Reported November 22, 2004 - 183,090 vehicles potentially affected

Lighting. Recall covering the lighting system, reported to NHTSA on November 22, 2004. The campaign covers an estimated 183,090 vehicles across all affected models.

06V096000Reported April 3, 2006 - 133 vehicles potentially affected

Air Bags. Recall covering the air bags system, reported to NHTSA on April 3, 2006. The campaign covers an estimated 133 vehicles across all affected models.

06V188000Reported May 31, 2006 - 170,856 vehicles potentially affected

Steering. Recall covering the steering system, reported to NHTSA on May 31, 2006. The campaign covers an estimated 170,856 vehicles across all affected models.

09V388000Reported October 5, 2009 - 4,445,056 vehicles potentially affected

Vehicle Speed Control. Recall covering the vehicle speed control system, reported to NHTSA on October 5, 2009. The campaign covers an estimated 4,445,056 vehicles across all affected models.

12V536000Reported November 14, 2012 - 350,662 vehicles potentially affected

Hybrid and Electric Propulsion. Recall covering the hybrid and electric propulsion system, reported to NHTSA on November 14, 2012. The campaign covers an estimated 350,662 vehicles across all affected models.

12V537000Reported November 14, 2012 - 669,705 vehicles potentially affected

Steering. Recall covering the steering system, reported to NHTSA on November 14, 2012. The campaign covers an estimated 669,705 vehicles across all affected models.

Defect Investigations

NHTSA's Office of Defects Investigation opened these investigations touching this model year.

DP13001Opened February 21, 2013 - Closed April 8, 2020

Intermediate Steering Shaft Separation. No recall campaign resulted from this investigation.

DP13001Opened February 21, 2013 - Closed April 8, 2020

Intermediate Steering Shaft Separation. No recall campaign resulted from this investigation.

DP13001Opened February 21, 2013 - Closed April 8, 2020

Intermediate Steering Shaft Separation. No recall campaign resulted from this investigation.

DP22005Opened January 27, 2023 - Closed August 7, 2023

Pedestrian alert sounds. Resulted in recall campaign 22V063000.

PE05029Opened May 31, 2005 - Closed October 12, 2005

ENGINE STALLING. No recall campaign resulted from this investigation.

PE05029Opened May 31, 2005 - Closed October 12, 2005

ENGINE STALLING. No recall campaign resulted from this investigation.

PE05029Opened May 31, 2005 - Closed October 12, 2005

ENGINE STALLING. No recall campaign resulted from this investigation.

Complaints by Year Received

When this model year's complaints reached NHTSA - whether its problems surfaced early or late in its life.

20032
200413
2005172
200620
200718
200826
200967
2010106
201128
201237
201321
201414
201522
20169
201712
201818
201910
20206
20212
20225
20252
How to Read These Counts: complaint counts are owner reports to NHTSA, not failure rates. Older and higher-volume vehicles accumulate more reports, and counts are not adjusted for vehicles sold - no per-sales rate or reliability ranking is shown, because the public data does not support one.

Data as of October 30, 2026. Sources: NHTSA Office of Defects Investigation complaints, recalls, and investigations files (U.S. Government public domain). DefectRecord is not affiliated with NHTSA or any manufacturer. For your specific vehicle, use NHTSA's VIN lookup. Report an error.