Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

CHECK FRONT FOG LAMP FUSE

Turn the ignition switch OFF.
Check if the following fuse is blown.

Unit	Location	Fuse No.	Capacity
Front fog lamp	IPDME/R	42	15A

Is the fuse open?

YES

Replace the blow fuse after repairing the affected circuit.

GO TO STEP 2

CHECK FRONT FOG LAMP OUTPUT VOLTAGE

Turn the ignition switch OFF.
Disconnect the front fog lamp harness connector E305 or E306.
Turn the ignition switch ON.
Turn the front fog lamps ON.
Check the voltage between the fog lamp harness connector E305 or E306 terminal 2 and ground.

(+)			(-)	Voltage (Approx.)
Connector		Terminal
LH	E305	2	Ground	Battery voltage
RH	E306

Is battery voltage present?

YES

GO TO STEP 4

GO TO STEP 3

CHECK FRONT FOG LAMP OPEN CIRCUIT

Turn the ignition switch OFF.
Disconnect IPDM E/R harness connector E217.
Check continuity between the IPDM E/R harness connector E217 and the front fog lamp harness connector E305 or E306.

IPDM E/R			Front fog lamp		Continuity
Connector		Terminal	Connector	Terminal
LH	E217	79	E305	2	Yes
RH		78	E306

Does continuity exist?

YES

Replace IDPM E/R. Refer to REMOVAL AND INSTALLATION .

Repair or replace the harnesses or connectors.

CHECK FRONT FOG LAMP GROUND CIRCUIT

Disconnect the front fog lamp connector.
Check continuity between the front fog lamp harness connector E305 or E306 terminal 1 and ground.

Connector		Terminal	-	Continuity
LH	E305	1	Ground	Yes
RH	E306

Does continuity exist?

YES

Inspect the fog lamp bulb.

Repair or replace the harnesses or connectors.