Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1982 Mazda RX-7 GSL, Automatic TransFACTORY OEM SERVICE PROCEDURE
Check Valves
- Check valves are located at the air control valve exhaust port outlet and in the air supply line between the air control valve and pellet converter.
- To test exhaust port check valve, detach air pump-to-air control valve hose at air control valve. To test converter check valve, detach air control valve-to-pellet converter hose at air control valve. Test each valve separately using the following procedure:
- With engine at normal operating temperature, connect tachometer to engine. Detach hose for valve to be tested. Start engine and increase engine speed to 1500 RPM. Watch for exhaust leak. If leak exists, replace check valve being tested.
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.