Diagnosis Procedure

WARNING: This page is about a different car, the 2009 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK SUNROOF SWITCH INPUT SIGNAL

Turn ignition switch ON.

Check voltage between sunroof motor assembly harness connector and ground.

TERMINAL VOLTAGE REFERENCE

(+)		(-)	Condition	Voltage (V)
Sunroof motor assembly
Connector	Terminal
R101	4	Ground	Sunroof switch is operated PUSH	0
	4		Other than above	Battery voltage
	5		Sunroof switch is operated OPEN (1st or 2nd)	0
	5		Other than above	Battery voltage
	9		Sunroof switch is operated OPEN (2nd) or CLOSE (2nd)	0
	9		Other than above	Battery voltage
	10		Sunroof switch is operated CLOSE (1st or 2nd)	0
	10		Other than above	Battery voltage

Fig 1: Checking Voltage Between Sunroof Motor Assembly Harness Connector Terminals And Ground

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

Is the inspection result normal?

YES: Replace sunroof motor. Refer to "REMOVAL AND INSTALLATION ".

NO: GO TO 2.

CHECK SUNROOF SWITCH CIRCUIT

Turn ignition switch OFF.
Disconnect sunroof motor assembly connector and sunroof switch connector.

Check continuity between sunroof motor assembly harness connector (A) and sunroof switch harness connector (B).

TERMINAL CONTINUITY REFERENCE

Sunshade motor assembly (A)		Sunroof switch (B)		Continuity
Connector	Terminal	Connector	Terminal	Continuity
R101	4	R14	5	Yes
	5		3
	9		2
	10		4

Fig 2: Checking Continuity Between Sunroof Motor Assembly And Sunroof Switch Harness Connector Terminals

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

Check continuity between sunroof motor assembly harness connector and ground.

TERMINAL CONTINUITY REFERENCE

Sunshade motor assembly		Continuity
Connector	Terminal	Continuity
R101	4	No
	5
	9
	10

Fig 3: Checking Continuity Between Sunroof Motor Assembly Harness Connector Terminals And Ground

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

Is the inspection result normal?

YES: GO TO 3.

NO: Repair or the replace harness.

CHECK SUNROOF SWITCH GROUND CIRCUIT

Check continuity between sunroof switch harness connector and ground.

TERMINAL CONTINUITY REFERENCE

Sunroof switch		Ground	Continuity
Connector	Terminal		Continuity
R14	1		Yes

Fig 4: Checking Continuity Between Sunroof Switch Harness Connector Terminal 1 And Ground

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

Is the inspection result normal?

YES: GO TO 4.

NO: Repair or replace the harness.

CHECK SUNROOF SWITCH
Check sunroof switch.

Refer to "COMPONENT INSPECTION ".

Is the inspection result normal?

YES: GO TO 5.

NO: Replace sunroof switch. Refer to "REMOVAL AND INSTALLATION ".
CHECK INTERMITTENT INCIDENT
Refer to "INTERMITTENT INCIDENT ".

Inspection End.