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Home >> Infiniti >> 2004 >> Q45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> Electrical Load Signal >> Diagnostic Procedure >> 3. Check Rear Window Defogger Function

3. Check Rear Window Defogger Function

  1. Start engine.
  2. Turn ON the rear window defogger switch.
  3. Check the rear windshield. Is the rear windshield heated up?

Yes or No 

Yes: GO TO 4.

No: Check rear window defogger circuit. Refer to REAR WINDOW DEFOGGER CIRCUIT CHECK .

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