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Home >> Mazda >> 1990 >> RX-7 Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Idle Speed Control (ISC) System >> Accelerated Warm-Up Solenoid Valve

Accelerated Warm-Up Solenoid Valve

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  1. Disconnect air by-pass solenoid valve connector. Using ohmmeter, check resistance between solenoid valve terminals. Resistance should be 9.3-11.3 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.
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