Diagnosis Procedure
- CHECK FRONT COMBINATION LAMP SHORT CIRCUIT TO GROUND
- Ignition switch OFF.
- Disconnect front combination lamp LH (upper) connector, front combination lamp RH (upper) connector and IPDM E/R connectors.
- Check continuity between IPDM E/R harness connector and ground.
IPDM E/R
Ground
Continuity
Connector
Terminal
E200
54
No
E201
59
Is the inspection result normal?
YES
GO TO 2.
NO
Repair or replace harness.
- CHECK FRONT COMBINATION LAMP GROUND CIRCUIT
Check continuity between front combination lamp LH (upper) harness connector, front combination lamp RH (upper) harness connector and ground.
Front combination lamp (upper)
Ground
Continuity
Connector
Terminal
E247
4
Yes
E217
Is the inspection result normal?
YES
GO TO 3.
NO
Repair or replace harness.
- CHECK FRONT COMBINATION LAMP POWER SUPPLY CIRCUIT
- Connect IPDM E/R connectors E200 and E201.
- Ignition switch ON.
- Turn the daytime running lights ON.
- Check voltage between front combination lamp LH (upper) harness connector, front combination lamp RH (upper) harness connector and ground.
+
--
Voltage
(Approx.)
Front combination lamp (upper)
Connector
Terminal
Ground
RH
E247
3
Battery voltage
LH
E217
Is the inspection result normal?
YES
Refer to Inspection .
NO
Replace IPDM E/R. Refer to IPDM E/R : Removal & Installation .