Sunroof Switch System Check

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK SUNROOF SWITCH-1
1. Turn ignition switch OFF.
2. Disconnect sunroof switch.
3. Operate sunroof switch and check continuity between terminals 1 and 3, and terminals 2 and 3 on the sunroof switch connector R6 in each of the switch positions.
  TILT UP switch operation
  
  2 - 3: Continuity should exist.
  
  TILT DOWN switch operation
  
  1 - 3: Continuity should exist.
Fig 1: Checking Continuity Between Terminals 1 And 3 & Terminals 2 And 3
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 2.

NG: Replace sunroof switch.

CHECK SUNROOF SWITCH-2

Operate sunroof slide switch and check resistance between terminals 3 and 4 on the sunroof switch in each of the switch positions.

SWITCH RESISTANCE SPECIFICATIONS

Terminals		Switch Position	Resistance (kΩ)
3	4	1 (Fully closed)	0.12
		2	0.22
		3	0.39
		4	0.68
		5	1.30
		6 (Fully open)	3.60

Fig 2: Checking Resistance Between Terminals 3 And 4

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

OK or NG

OK: GO TO 3.

NG: Replace sunroof switch.

CHECK HARNESS CONTINUITY
1. Disconnect sunroof motor assembly.
2. Check continuity between sunroof motor assembly connector R4 (A) terminals 4, 6, 8, 10 and sunroof switch connector R6 (B) terminals 1,2,3, 4.
  10 - 1: Continuity should exist.
  
  4 - 2: Continuity should exist.
  
  8 - 3: Continuity should exist.
  
  6 - 4: Continuity should exist.
Fig 3: Checking Harness Continuity
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: Sunroof switch system is OK.

NG: Repair or replace harness.