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Home >> Nissan-Datsun >> 2004 >> Maxima SL, RE4F04B >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing >> Ignition Signal >> Diagnostic Procedure >> 14. Check Ignition Coil Output Signal Circuit For Open And Short

14. Check Ignition Coil Output Signal Circuit For Open And Short

  1. Disconnect ECM harness connector.
  2. Check harness continuity between ECM terminals 60, 61, 62, 79, 80, 81 and ignition coil terminal 1.

    Refer to Wiring Diagram.

    1. Continuity should exist. 
  3. Also check harness for short to ground and short to power.

OK or NG 

  1. OK : GO TO 16 .
  2. NG : GO TO 15.