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Home › Isuzu › 1995 › Rodeo LS, RWD › Repair and Diagnosis › Engine Performance › System › Engine Controls - System/Component Tests - 3.2L › Modules, Motors, Relays & Solenoids › Relays › ECM Main Relay

ECM Main Relay

  1. Remove relay from connector. Test for continuity between terminals No. 3 and 5. See Figure . Continuity should exist. Test for continuity between terminals No. 1 and 5. Continuity should not exist.
  2. Apply battery voltage between terminals No. 2 and 4. Test for continuity between terminals No. 3 and 5. Continuity should not exist. Test for continuity between terminals No. 1 and 5. Continuity should exist. Replace relay if defective.
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