1979 Mazda RX-7 GS, Automatic TransFACTORY OEM SERVICE PROCEDURE

Man. Trans. Equipped Models

Disconnect idle switch. Check continuity between numbered terminals. SeeΒ Figure. With engine at idle, continuity should exist between terminals No. 1 and 3, with no continuity between terminals No. 1 and 2. Increase engine speed to 1000 RPM. Continuity should exist between terminals No. 1 and 2, with no continuity between terminals No. 1 and 3.

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.