IllustrationCONSUMER STATES: THE COOLING FANS DO NOT COME ON AFTER THE VEHICLE TURNED OFF. THE VEHICLE OVER HEATS UNLESS THE PARKING LIGHTS ARE TURNED ON. IT GET TO HOT BEFORE THE FANS COME ON. *NM
1994 Mazda RX-7
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all RX-7 years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 3 of 18 reports include usable mileage. There isn’t enough coverage to show a useful chart.
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.
- Engine And Engine Cooling. Review the 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Fuel System, Gasoline. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Suspension. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
1 crash reports2 fire reports1 injury reports
Engine And Engine Cooling complaints
6 reportsTHERE WAS COOLANT LEAK FROM VEHICLE ONTO ENGINE. VEHICLE WAS NOT INCLUDED IN RECALL 94V094000. DEALER HAS REPLACED WATER PUMP, RADIATOR HOSES AND GASKETS. *AK *SLC
VEHICLE EXPERIENCES INTERMITTENT STALLING WHILE DRIVING OR AT A STAND STILL. VEHICLE HAS BEEN IN / OUT OF DEALER ON FOUR OCCASIONS, AND PROBLEMS STILL OCCURRING, WHEN AIR CONDITIONING IS ON THE PROBLEM IS MORE SEVERE. *AK
CURRENTLY HAVING THE 4TH ENGINE INSTALLED DUE TO SEAL FAILURES. MANUFACTURER IS UNCOOPERATIVE. PREVIOUS RX7 HAD ENGINE FIRE.
INTAKE MANIFOLD GASKET MADE OUT OF CARDBOARD NEW ONE METAL REPAIRMAN SAID "90% OF THESE CARS HAVE THIS PROBLEM" AND I WAS TOLD BY PETER FARREL RACING THAT THIS IS A NORMAL OCCURENCE AT 60 OR 70 THOUSAND MILES THIS PART IS OBVIOSLY FAULTY
EGR VALVE FAILED TWICE, ALSO REPLACED REAR SHOCK/OILPRESSURE SENSOR. *AK
Official recalls
396V149000 · Service Brakes, Hydraulic:power Assist:vacuum:hoses, Lines/piping, And Fittings
Aug 2, 1996
OIL MIST CONTAINED IN THE ENGINE INTAKE AIR CAN COLLECT OVER TIME IN THE BRAKE VACUUM CHECK VALVE PREVENTING THE CHECK VALVE FROM OPENING AT THE SPECIFIED PRESSURE REDUCING POWER ASSIST TO THE BRAKES.
Consequence & remedy
Consequence: BRAKE PERFORMANCE CAN BE DIMINISHED INCREASING THE RISK OF A VEHICLE ACCIDENT.
Remedy: DEALERS WILL REPLACE TWO VACUUM HOSES, INCLUDING THE CHECK VALVE, WITH MODIFIED HOSES.
95V069000 · Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings
Mar 30, 1995
RESIDUAL ENGINE HEAT CAN CAUSE PREMATURE DETERIORATION OF THE FUEL HOSE CAUSING THE HOSE TO LEAK. ALSO, REMOVING AND REINSTALLING THE DETERIORATED FUEL HOSES INCREASES THE LIKELIHOOD OF A LEAK.
Consequence & remedy
Consequence: THIS CONDITION CAN RESULT IN AN ENGINE COMPARTMENT FIRE.
Remedy: DEALERS WILL INSTALL AN ADDITIONAL CONTROL UNIT FOR THE ELECTRIC COOLING FAN. THE FAN WILL THEN ACTIVATE AFTER THE ENGINE IS TURNED OFF WHEN THE COOLANT EXCEEDS A SPECIFIED TEMPERATURE. THE FUEL HOSES WILL ALSO BE REPLACED WITH REVISED HOSES.
94V094000 · Engine And Engine Cooling:cooling System
May 11, 1994
THE RADIATOR CAP PRESSURE RELIEF VALVE RELEASE PRESSURE IS SET TOO HIGH. THIS CAN CAUSE THE COOLANT TO REACH TEMPERATURES THAT EXCEED THE THERMAL DESIGN LIMITS OF SOME COMPONENTS OF THE COOLANT SYSTEM. SHOULD THIS OCCUR, ENGINE COOLANT CAN LEAK COLLECT ON TOP OF THE ENGINE.
Consequence & remedy
Consequence: IF ENGINE COOLANT LEAKS ONTO THE HOT ENGINE EXHAUST MANIFOLD FROM THE TOP OF THE ENGINE, AN ENGINE COMPARTMENT FIRE CAN RESULT.
Remedy: DEALERS WILL INSPECT THE VEHICLES AND IF ANY VEHICLE EXHIBITS COOLANT LEAKAGE OR IF THE COOLANT LEVEL HAS DROPPED TO THE POINT WHERE THE COOLANT LOSS WOULD BE SUFFICIENT TO TRIGGER THE COOLANT LEVEL WARNING SYSTEM, COMPONENTS POTENTIALLY SUBJECT TO DETERIORATION FROM OVERHEATING WOULD BE REPLACED. THESE PARTS INCLUDE THE WATER PUMP BEARING HOUSING, THE WATER LEVEL SENSOR AND RADIATOR UPPER HOSE, THE THERMOSTAT GASKET, AND ALL WATER HOSES LOCATED ABOVE THE ENGINE. IN ADDITION, ALL VEHICLES IN WHICH THOSE COMPONENTS ARE REPLACED WOULD ALSO HAVE THE COOLING SYSTEM AND OTHER SYSTEMS THAT CARRY FLAMMABLE LIQUIDS CHECKED TO MAKE CERTAIN THAT ENGINE OVERHEATING HAD NOT CAUSED ANY PROBLEMS IN THOSE SYSTEMS. ANY IDENTIFIED PROBLEMS WILL BE REPAIRED. THE RADIATOR CAP, FILLER CAP, AND FILLER CAP BODY OF ALL RECALLED VEHICLES WILL BE REPLACED BY NEWLY DESIGNED PARTS.
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
0No exact-year investigations in this snapshot.