Door Mirror RH Defogger Circuit Check

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.

CHECK DOOR MIRROR DEFOGGER POWER SUPPLY CIRCUIT

Turn ignition switch OFF.
Disconnect door mirror RH.
Turn ignition switch ON.
Check voltage between door mirror RH connector and ground.

DOOR MIRROR RH CONNECTOR VOLTAGE

Connector	Terminal (Wire color)		Condition	Voltage (V)(Approx.)
	(+)	(-)
D113	6(UB)	Ground	Rear window defogger switch ON	Battery voltage
			Rear window defogger switch OFF	0

Fig 1: Checking Voltage Between Door Mirror RH Connector And Ground

Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 2.
NG: Repair or replace harness.

CHECK DOOR MIRROR DEFOGGER GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between door mirror RH connector D113 terminal 5 and ground.
1. 5 (B) - Ground: Continuity should exist.
OK or NG
1. OK: GO TO 3.
2. NG: Repair or replace harness.
Fig 2: Checking Continuity Between Door Mirror RH Connector D113 Terminal 5 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK DOOR MIRROR DEFOGGER
1. Connector door mirror RH.
2. Check continuity between each door mirror RH connector D113 terminals 5 and 6.
1. 6 (L/B) - 5 (B): Continuity should exist.
OK or NG
1. OK: Repair or replace harness.
2. NG: Replace door mirror RH.
Fig 3: Checking Continuity Between Each Door Mirror RH Connector D113 Terminals 5 And 6
Courtesy of NISSAN MOTOR CO., U.S.A.