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Home >> Mazda >> 1988 >> 626 4WS, 2.2 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> EGI Control System >> Diagnosis & Testing >> Component Testing >> Idle Switch
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Idle Switch

  1. Disconnect 1-pin connector at idle switch. Check for continuity between switch and ground.
  2. With throttle fully closed, there should be continuity. With throttle open, there should be no continuity. If switch is not correct, replace throttle body.
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