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Home >> Mitsubishi >> 1986 >> Starion ESI-R >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - MITSUBISHI >> Testing >> Injector Coil >> ISC Servo Motor

ISC Servo Motor

  1. Turn ignition switch to "OFF" position. Disconnect ISC servo connector. Check motor coil continuity between terminals No. 1 and 4. Resistance should read between 7 and 10 ohms. If resistance is zero ohms or abnormally large, open or short circuit exists in in motor coil. Replace ISC servo assembly.
  2. Make sure there is no continuity between terminals No. 1 or 4 and injection mixer body. If continuity exists, there is a short circuit in coil. Replace ISC servo assembly.
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