Tail Lamp Circuit

TAIL LAMP CIRCUIT

Component Function Check


1. CHECK TAIL LAMP OPERATION

CONSULT ACTIVE TEST
1.Select "EXTERNAL LAMPS" of IPDM E/R active test item.
2.With operating the test items, check that the tail lamp is turned ON.
TAIL: Tail Lamp ON


Off: Tail lamp OFF
Is the inspection result normal?
YES- Tail lamp circuit is normal.
NO- Refer to "Diagnosis Procedure" .


Diagnosis Procedure


1. CHECK PARKING LAMP OPERATION

Check that the parking lamp is turned ON.
Is the inspection result normal?
YES-1 [When tail lamp (RH) does not turn ON.]-GO TO 5.
YES-2 [When tail lamp (LH) does not turn ON.]-GO TO 2.
NO- Check parking lamp circuit. Refer to "Component Function Check" Parking Lamp Circuit.

2. CHECK TAIL LAMP (LH) FUSE

1.Turn power switch OFF.
2.Check that the following fuse is not fusing.





Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 4.

3. CHECK TAIL LAMP (LH) OUTPUT VOLTAGE

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





Is the inspection result normal?
YES- GO TO 5.
NO- Replace IPDM E/R.

4. CHECK TAIL LAMP (LH) SHORT CIRCUIT

1.Disconnect IPDM E/R connector and rear combination lamp (LH) connector.
2.Check continuity between IPDM E/R harness connector and ground.





Is the inspection result normal?
YES- Replace fuse. (Replace IPDM E/R if fusing is found again.)
NO- Repair or replace harness. And then replace the fuse.

5. CHECK TAIL LAMP OPEN CIRCUIT

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





Is the inspection result normal?
YES- GO TO 6.
NO- Repair or replace harness.

6. CHECK TAIL LAMP GROUND OPEN CIRCUIT

Check continuity between rear combination lamp harness connector and ground.





Is the inspection result normal?
YES- Replace rear combination lamp.
NO- Repair or replace harness.