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Home >> Mazda >> 1990 >> RX-7 Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Idle Speed Control (ISC) System >> Air Supply Valve Solenoid (Turbo)

Air Supply Valve Solenoid (Turbo)

  1. Remove valve connector. Using ohmmeter, check resistance between terminals of air supply valve. Resistance should be between 16.5-23.5 ohms.
  2. Apply battery voltage and ground to valve terminals. Listen for operating sound from valve. Replace valve if resistance is not within specification or no operating sound exists.
CAUTION: DO NOT turn adjusting screw on air supply valve solenoid.
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