Diagnosis Procedure
- CHECK PARKING LAMP FUSE
- Turn ignition switch OFF.
- Check that the following fuses are not blown:
Unit
Location
Fuse No.
Capacity
- Parking lamps
- Side marker lamps
IPDM E/R
42
10A
43
Is the inspection result normal?
YES
GO TO 3 .
NO
GO TO 2 .
- CHECK PARKING LAMP CIRCUIT
- Disconnect the following connectors:
- IPDM E/R
- Front combination lamps
- Rear combination lamps
- License plate lamps
- Check continuity between IPDM E/R harness connector E121 and ground.
IPDM E/R
Ground
Continuity
Connector
Terminal
No
E121
27
33
Is the inspection result normal?
YES
Replace fuse. (Replace IPDM E/R if blown fuse is found again.)
NO
Repair or replace the harness or connector.
- Disconnect the following connectors:
- CHECK PARKING LAMP OUTPUT VOLTAGE
CONSULT
- Disconnect front combination lamp connectors.
- Turn ignition switch ON.
- Select "EXTERNAL LAMPS" in "Active Test" mode of "IPDM E/R".
- While operating the test items, check voltage between IPDM E/R harness connector and ground.
(+)
(-)
Test item
Voltage
(Approx.)
IPDM E/R
Connector
Terminal
E121
27
Ground
EXTERNAL LAMPS
TAIL
Battery voltage
33
Off
0 V
Is the inspection result normal?
YES
GO TO 4 .
NO
Replace IPDM E/R. Refer to Removal and Installation of IPDM E/R .
- CHECK PARKING LAMP POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect IPDM E/R connector.
- Check continuity between IPDM E/R harness connector E121 and front combination lamp harness connector E61 and E62.
Front combination lamp
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
RH
E61
2
E121
27
Yes
LH
E62
33
Is the inspection result normal?
YES
GO TO 5 .
NO
Repair or replace the harness or connector.
- CHECK PARKING LAMP GROUND CIRCUIT
Check continuity between front combination lamp harness connector and ground.
Front combination lamp
Ground
Continuity
Connector
Terminal
RH
E61
6
Yes
LH
E62
Is the inspection result normal?
YES
Replace LED daytime, parking lamp control module. Refer to Removal and Installation .
NO
Repair or replace the harness or connector.