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Home >> Infiniti >> 2004 >> M45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> Ignition Signal >> Diagnostic Procedure >> 11. Check Condenser Circuit For Open And Short
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11. Check Condenser Circuit For Open And Short

  1. Turn ignition switch OFF.
  2. Disconnect condenser harness connector.
  3. Check harness continuity between the following; ECM terminal 12 and condenser terminal 1, condenser terminal 2 and engine ground.

    Refer to WIRING DIAGRAM .

    Continuity should exist. 

  4. Also check harness for short to ground and short to power.

OK or NG 

  1. OK: GO TO 12.
  2. NG: Repair open circuit or short to ground or short to power in harness or connectors.