Trouble Diagnoses Symptom Chart

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

Make sure other systems using the signal of the following systems operate normally.

TROUBLE DIAGNOSIS SYMPTOMS

Symptom	Diagnoses / Service procedure	Refer To:
Rear window defogger and door mirror defoggers do not operate. (With door mirror defogger)	BCM power supply and ground circuit check	BCM POWER SUPPLY AND GROUND CIRCUIT CHECK
	2. IPDM E/R auto active test check	AUTO ACTIVE TEST
	3. Rear window defogger switch circuit check	REAR WINDOW DEFOGGER SWITCH CIRCUIT CHECK
	4. Rear window defogger power supply circuit check	REAR WINDOW DEFOGGER POWER SUPPLY CIRCUIT CHECK
	5. Replace IPDM E/R	REMOVAL AND INSTALLATION OF IPDM E/R
Rear window defogger does not operate. (Without door mirror defogger)	BCM power supply and ground circuit check	BCM POWER SUPPLY AND GROUND CIRCUIT CHECK
	2. IPDM E/R auto active test check	AUTO ACTIVE TEST
	3. Rear window defogger switch circuit check	REAR WINDOW DEFOGGER SWITCH CIRCUIT CHECK
	4. Rear window defogger power supply circuit check	REAR WINDOW DEFOGGER POWER SUPPLY CIRCUIT CHECK
	5. Rear window defogger circuit check	REAR WINDOW DEFOGGER CIRCUIT CHECK
	6. Filament check	FILAMENT CHECK
	7. Replace IPDM E/R	REMOVAL AND INSTALLATION OF IPDM E/R
Rear window defogger does not operate but both of door mirror defoggers operate. (With door mirror defogger)	Rear window defogger circuit check	REAR WINDOW DEFOGGER CIRCUIT CHECK
	2. Filament check	FILAMENT CHECK
Both door mirror defoggers do not operate but rear window defogger operates. (With door mirror defogger)	Door mirror defogger power supply circuit check	DOOR MIRROR LH DEFOGGER CIRCUIT CHECK
Driver side door mirror defogger does not operate.	Driver side door mirror defogger circuit check	DOOR MIRROR LH DEFOGGER CIRCUIT CHECK
Passenger side door mirror defogger does not operate.	Passenger side door mirror defogger circuit check	DOOR MIRROR RH DEFOGGER CIRCUIT CHECK
Rear window defogger switch does not light, and rear window defogger is not displayed on the display. But rear window defogger operates.	Rear window defogger signal check	REAR WINDOW DEFOGGER SIGNAL CHECK