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Home >> Infiniti >> 2011 >> G37 IPL, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Exterior Lighting System -- G37 Coupe >> Symptom Diagnosis >> Both Side Front Fog Lamps Are Not Turned On >> Diagnosis Procedure

Diagnosis Procedure

  1. COMBINATION SWITCH INSPECTION

    Check the combination switch. Refer to "SYMPTOM TABLE ".

    Is the combination switch normal? 

    YES: GO TO 2.

    NO: Repair or replace the malfunctioning part.

  2. CHECK FRONT FOG LAMP REQUEST SIGNAL INPUT

    CONSULT-III DATA MONITOR

    1. Select "FR FOG REQ" of IPDM E/R data monitor item.
    2. With operating the front fog lamp switch, check the monitor status.
      CONDITION REFERENCE CHART

      Monitor item Condition Monitor status
      FR FOG REQ Front fog lamp switch (Lighting switch 2ND) ON On
      OFF Off

      Is the item status normal? 

      YES: GO TO 3.

      NO: Replace BCM.

  3. FRONT FOG LAMP CIRCUIT INSPECTION

    Check the front fog lamp circuit. Refer to FRONT FOG LAMP CIRCUIT .

    Is the front fog lamp circuit normal? 

    YES: Replace IPDM E/R.

    NO: Repair or replace the malfunctioning part.