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Electrical systemPart report

2003 Toyota MR2 Electrical system Problems

Complaints
1about this part
Share
17%of 6 total for the year
Median mileage
41,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the electrical system of the 2003 Toyota MR2, 17% of the 6 complaints for this model year. Where a mileage was given, the median is 41,500 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The contact owns a 2003 Toyota MR2. While driving approximately 25 MPH, the vehicle stalled and the steering and gears seized. The vehicle was pushed to the side of the road and towed to the contact's residence. The manufacturer was not notified of the failure. The vehicle was not repaired. The VIN was invalid. The approximate failure mileage was 41,500.”

NHTSA complaint #10838668, filed 2016-02, 41,500 miles

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
2003117%

Other parts of the 2003 Toyota MR2

Transmission and drivetrain
5 complaints
Engine
2 complaints
Fuel system
2 complaints

← All problems reported for the 2003 Toyota MR2

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology