DTC Diagnosis Procedure
- CHECK FRONT FOG LAMP FUSE
- Turn the ignition switch OFF.
- Check that the following fuse is not blown:
Unit
Location
Fuse No.
Capacity
Front fog lamp
IPDM E/R
56
15A
Is the fuse open?
YES
Replace the fuse after repairing the affected circuit.
NO
GO TO 2.
- CHECK FRONT FOG LAMP BULB
Check the fog lamp bulb is not open.
Is the inspection result normal?
YES
GO TO 3.
NO
Replace the bulb.
- CHECK FRONT FOG LAMP OUTPUT VOLTAGE
CONSULT
- Turn ignition switch OFF.
- Disconnect front fog lamp connector.
- Turn ignition switch ON.
- Select "EXTERNAL LAMPS" of IPDM E/R active test item.
- While operating the fog lamps, check voltage between front fog lamp harness connector and ground.
(+)
(-)
Test item
Voltage
(Approx.)
Front fog lamp
Connector
Terminal
LH
E162
1
Ground
EXTERNAL LAMPS
Fog
Battery voltage
Off
0 V
RH
E163
Fog
Battery voltage
Off
0 V
Is the inspection result normal?
YES
GO TO 5.
NO
GO TO 4.
- CHECK FRONT FOG LAMP OPEN CIRCUIT
- Turn the ignition switch OFF.
- Disconnect IPDM E/R connector E123.
- Check continuity between the IPDM E/R harness connector and the front fog lamp harness connector.
IPDM E/R
Front fog lamp
Continuity
Connector
Terminal
Connector
Terminal
LH
E123
50
E162
1
Yes
RH
51
E163
Is the inspection result normal?
YES
Replace IPDM E/R. Refer to Removal and Installation .
NO
Repair or replace the harness or connector.
- CHECK FRONT FOG LAMP GROUND CIRCUIT
- Turn ignition switch OFF.
- Check continuity between front fog lamp harness connector and ground.
Front fog lamp
Ground
Continuity
Connector
Terminal
LH
E162
2
Yes
RH
E163
Is the inspection result normal?
YES
Replace the malfunctioning lamp. Refer to Removal and Installation .
NO
Repair the harness or connector.