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
Dashpot (Man. Trans. Only)
- Remove air cleaner. Checking all vacuum sensing tubes for proper condition and connections. Check that dashpot rod does not bind throttle lever movement.
- Quickly operate throttle lever fully and make sure dashpot rod extends quickly. Release throttle lever and make sure that throttle lever returns slowly to idle position after it has touched dashpot rod.
- Connect tachometer to engine. Start engine and warm to operating temperature. Ensure engine idle speed is adjusted to specification. Operate throttle lever until it is away from dashpot rod.
- Slowly decrease engine speed and check speed at which throttle lever just touches dashpot rod. It should be 3800-4200 RPM. If not, loosen lock nut and turn dashpot diaphragm to adjust engine speed.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.