1991 Toyota MR2 Engine cooling Problems
- Complaints
- 2about this part
- Share
- 17%of 12 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the engine cooling of the 1991 Toyota MR2, 17% of the 12 complaints for this model year. 1 a fire, according to the filers.
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.
“While driving at approximately 35 MPH, consumer heard a flapping type noise that sounded like a belt had come loose. The vehicle immediately died. Consumer was informed that the engine had frozen in the event the vehicle had ran out of oil, however there was fresh oil in the vehicle and no signs of lack of oil. Dealership added that the engine could freeze if the vehicle had at any time run low on oil. Engine had to be replaced.”
NHTSA complaint #566927, filed 2002-08“While driving, a fire started in the engine compartment, located in the rear of the vehicle, there was no damage to the actual body of the car,the only visible damage to the unit was to the engine, (ohio traffic crash report).”
NHTSA complaint #563964, filed 2002-01Engine cooling: other model years
Other parts of the 1991 Toyota MR2
3 complaintsSteering
3 complaintsLatches, locks and linkages
2 complaintsOther or unknown
1 complaintsTires
1 complaintsVehicle speed control
1 complaints
← All problems reported for the 1991 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