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

California Models

Disconnect choke switch. Check continuity between numbered terminals. SeeΒ Fig 1. Continuity should exist between terminals No. 4 and 5 when choke knob is pulled out about 1" (25mm).

Fig 1: Terminal Identification For Choke & Full Choke Switch Test
G09309994Courtesy of MAZDA MOTORS CORP.
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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.