Front Fog Lamps Do Not Illuminate (Both Sides)

FRONT FOG LAMP

Front Fog lamps Do Not Illuminate (Both Sides)


1. INSPECT FOG LAMP FUSE

Inspect fog lamp 15A fuse No. 56 in IPDM E/R.
OK or NG
OK- GO TO 2.
NG- Repair harness.

2. CHECK COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) INPUT SIGNAL

1.Select "BCM" on CONSULT. Select "HEAD LAMP" on "SELECT TEST ITEM" screen.
2.Select "DATA MONITOR" on "SELECT DIAG MODE" screen. Make sure that "FR FOG SW" turns ON-OFF linked with operation of fog lamp switch.
When fog lamp switch is ON : FR FOG SW ON
With CONSULT
Select "BCM" on CONSULT. With "HEAD LAMP" data monitor, make sure "FR FOG SW" turns ON-OFF linked with operation of front fog lamp switch.
Without CONSULT
Combination Switch Inspection .
OK or NG
OK- GO TO 3.
NG- Check combination switch (lighting and turn signal switch). Combination Switch Inspection .

3. FOG LAMP ACTIVE TEST

With CONSULT
1.Select "IPDM E/R" on CONSULT Select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
2.Select "EXTERNAL LAMPS" on "SELECT TEST ITEM" screen.
3.Touch "FOG" screen.
4.Make sure front fog lamp operates.
Front fog lamp should operate.
Without CONSULT
1.Start auto active test. Auto Active Test .
2.Make sure front fog lamp operates.
Front fog lamp should operate.
OK or NG
OK- GO TO 4.
NG- GO TO 5.

4. CHECK IPDM E/R

1.Select "IPDM E/R" on CONSULT. Select "DATA MONITOR" on "SELECT DIAG MODE" screen.
2.Make sure "FR FOG REQ" turns ON when front fog lamp switch is in ON position.
When front fog lamp switch is ON position: FR FOG REQ ON
OK or NG
OK- Replace IPDM E/R. Service and Repair .
NG- Replace BCM. Refer toService and Repair .

5. CHECK FOG LAMP INPUT SIGNAL

With CONSULT
1.Turn ignition switch OFF.
2.Disconnect front fog lamp connector.
3.Select "IPDM E/R" on CONSULT, and select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
4.Select "EXTERNAL LAMPS" on "SELECT TEST ITEM" screen.
5.Touch "FOG" screen.





6.When front fog lamp relay is operating, check voltage between front fog lamp harness connector and ground.





Without CONSULT
1.Turn ignition switch OFF.
2.Disconnect front fog lamp connector.
3.Start auto active test. Auto Active Test .
4.When front fog lamp relay is operating, check voltage between front fog lamp harness connector and ground.





OK or NG
OK- GO TO 7.
NG- GO TO 6.

6. CHECK FOG LAMP CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect IPDM E/R connector.





3.Check continuity between IPDM E/R harness connector (A) and front fog lamp harness connector (B).





OK or NG
OK- Replace IPDM E/R. Service and Repair .
NG- Repair harness or connector.

7. CHECK FOG LAMP GROUND






1.Check continuity between front fog lamp harness connector and ground.





OK or NG
OK- Check front fog lamp bulbs.
NG- Repair harness or connector.