Diagnosis Procedure

1. Turn the ignition switch OFF.
2. Check that the following fuses are not fusing.

   Unit	Location	Fuse No.	Capacity
   Tail lamp	IPDM E/R	#45	10 A

   Is the fuse fusing? 

   YES: Repair the malfunctioning part before replacing the fuse.

   NO: GO TO 2.

CONSULT ACTIVE TEST

1. Disconnect the rear combination lamp connector.
2. Turn the ignition switch ON.
3. Select "EXTERNAL LAMPS" of IPDM E/R active test item.
4. With operating the test items, check the voltage between the IPDM E/R harness connector and the ground.

   Terminals			Test item	Voltage (Approx.)
   (+)		(-)
   IPDM E/R		Ground	EXTERNAL LAMPS
   Connector	Terminal
   E14	37		TAIL	Battery voltage
   			Off	0 V

   Is the measurement value normal? 

   YES: GO TO 3.

   NO: Replace IPDM E/R.

1. Turn the ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between the IPDM E/R harness connector and the rear combination lamp harness connector.

   IPDM E/R			Rear combination lamp		Continuity
   Connector		Terminal	Connector	Terminal
   RH	E14	37	B59	1	Existed
   LH			B80	1

   Does continuity exist? 

   YES: GO TO 4.

   NO: Repair the harnesses or connectors.

Check continuity between the rear combination lamp harness connector and the ground.

Does continuity exist? 

YES: Replace the rear combination lamp.

NO: Repair the harnesses or connectors.