1991 Mazda RX-7 Engine cooling Problems
- Complaints
- 2about this part
- Share
- 9%of 22 total for the year
- Median mileage
- 144,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the engine cooling of the 1991 Mazda RX-7, 9% of the 22 complaints for this model year. Where a mileage was given, the median is 144,000 miles. 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.
“The contact owns a 1991 Mazda rx7. The contact stated that while driving 20 MPH, all of the warning lamps illuminated on the instrument panel and the engine compartment ignited into flames. The fire department was notified and no injuries were reported. The vehicle was not taken to the dealer. The manufacturer was made aware of the failure and offered no assistance. The vehicle was not repaired. The failure and current mileages were 144,000. . Updated 03/26/12 the consumer stated prior to the fire, the engine started misfiring while driving up a hill at 30 MPH. …”
NHTSA complaint #10451712, filed 2012-03, 144,000 milesEngine cooling: other model years
Other parts of the 1991 Mazda RX-7
13 complaintsFuel system
5 complaintsElectrical system
1 complaintsEngine
1 complaintsExterior lighting
1 complaintsOther or unknown
1 complaintsBody and structure
1 complaintsTires
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 1991 Mazda RX-7
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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