Diagnosis Procedure

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

Is the combination switch normal? 

YES: GO TO 2.

NO: Repair or replace the malfunctioning part.

CONSULT-III DATA MONITOR

1. Select "HL HI REQ" of IPDM E/R data monitor item.
2. With operating the lighting switch, check the monitor status.
   MONITOR ITEM CHART
   
   

   Monitor item	Condition		Monitor status
   HL HI REQ	Lighting switch (2ND)	HI or PASS	On
   		Except for HI or PASS	Off

   Is the item status normal? 

   YES: GO TO 3.

   NO: Replace BCM.

Check the headlamp (HI) circuit. Refer to HEADLAMP (HI) CIRCUIT .

Is the headlamp (HI) circuit normal? 

YES: Replace IPDM E/R.

NO: Repair or replace the malfunctioning part.