Diagnosis Procedure
WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
The front fog lamps do not turn ON in any setting.
- COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) INSPECTION
Check the combination switch (lighting and turn signal switch). Refer to Symptom Table .
Is the combination switch (lighting and turn signal switch) normal?
YES
GO TO 2.
NO
Repair or replace the malfunctioning part.
- CHECK FRONT FOG LAMP REQUEST SIGNAL INPUT
WITH CONSULT DATA MONITOR
- Select FR FOG REQ of IPDM E/R DATA MONITOR item.
- With operating the front fog lamp switch, check the monitor status.
Monitor item
Condition
Monitor status
FR FOG REQ
Front fog lamp switch
(Lighting switch 2nd)
ON
ON
OFF
OFF
Is the monitor item status normal?
YES
GO TO 3.
NO
Replace BCM. Refer to Removal and Installation .
- FRONT FOG LAMP CIRCUIT INSPECTION
Check the front fog lamp circuit. Refer to Diagnosis Procedure .
Is the front fog lamp circuit normal?
YES
Replace IPDM E/R. Refer to Removal and Installation .
NO
Repair or replace the malfunctioning part.