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
Throttle Opener
- Switch off all accessories. Remove fuel filler cap. Disconnect and plug idle compensator tube at air cleaner. Connect tachometer to engine and warm engine to normal operating temperature.
- Disconnect electrical connector from switching solenoid valve (Gray color dot). Disconnect and plug vacuum sensing tubes from vacuum control units on distributor (except Calif. Man. Trans.). Turn air conditioner off. Disconnect electrical connector from air conditioner solenoid valve and connect battery power to solenoid terminals.
- With battery power applied to solenoid terminals, throttle opener should increase engine speed from idle to 1150-1250 RPM (in Neutral). If engine speed is not within specification, turn adjusting nut on throttle opener arm until engine speed is within specification.
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.