Check Rear Power Window Motor (LH) Circuit

CHECK POWER WINDOW SWITCH OUTPUT SIGNAL

Turn ignition switch ON.
Check voltage between rear power window switch (LH) connector and ground.

Fig 1: Identifying Voltage Between Rear Power Window Switch (LH) Connector And Ground

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

POWER WINDOW SWITCH OUTPUT SIGNAL

Connector	Terminals (Wire color)		Window condition	Voltage [V] (Approx.)
Connector	(+)	(-)	Window condition	Voltage [V] (Approx.)
D55	4 (L)	Ground	UP	0
	4 (L)		DOWN	Battery voltage
	5 (G)		UP	Battery voltage
	5 (G)		DOWN	0

OK or NG

OK: GO TO 2.

NG: GO TO 3.

CHECK HARNESS CONTINUITY 1
1. Turn ignition switch OFF.
2. Disconnect rear power window switch (LH) and rear power window motor (LH) connector.
3. Check continuity between rear power window switch (LH) connector D55 terminal 4, 5 and rear power window motor (LH) connector D56 terminal 1, 2.
  4 (L) - 1 (L) : Continuity should exist.
  
  5 (G) - 2 (G) : Continuity should exist.
  
  Fig 2: Identifying Continuity Between Rear Power Window Switch D55 Terminal 4, 5 And Rear Power Window Motor Connector D56 Terminal 1, 2
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: Replace rear power window motor (LH).

NG: Repair or replace harness.
CHECK REAR POWER WINDOW SWITCH POWER SUPPLY
1. Connect rear power window switch (LH) connector.
2. Turn ignition switch ON.
3. Check voltage between rear power window switch (LH) connector D55 terminal 1 and ground.
  1 (BR) - Ground : Battery voltage
OK or NG

OK: GO TO 5.

NG: GO TO 4.
CHECK HARNESS CONTINUITY 2
1. Turn ignition switch OFF.
2. Disconnect BCM and rear power window switch (LH) connector.
3. Check continuity between BCM connector M4 terminal 53 and rear power window switch (LH) connector D55 terminal 1.
  53 (Y/B) - 1 (BR) : Continuity should exist.
4. Check continuity between BCM connector M4 terminal 53 and ground.
  53 (Y/B) - Ground : Continuity should not exist.
  
  Fig 4: Identifying Continuity Between BCM Connector M4 Terminal 53 And Rear Power Window Switch (LH) Connector D55 Terminal 1
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: Check condition of harness and connector.

NG: Repair or replace harness.

CHECK REAR POWER WINDOW SWITCH

Turn ignition switch OFF.
Disconnect rear power window switch connector.
Rear power window switch (LH) operate, check continuity between rear power window switch terminal 1, 2, 3 and 4, 5.

Fig 5: IdentifyingContinuity Between Rear Power Window Switch (LH) Connector Terminals 1, 2, 3 And 4, 5

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

REAR POWER WINDOW SWITCH

Terminals		Window condition	Continuity
1	5	UP	Yes
1	4	DOWN
2	5	No operation
3	4	No operation

OK or NG

OK: GO TO 6.

NG: Replace rear power window switch (LH).

CHECK HARNESS CONTINUITY 3
1. Disconnect power window main switch connector.
2. Check continuity between power window main switch connector D6 terminal 1, 3 and rear power window switch (LH) terminal 2, 3.
  1 (Y) - 2 (Y) : Continuity should exist.
  
  3 (R) - 3 (R) : Continuity should exist.
OK or NG

OK: GO TO 7.

NG: Repair or replace harness.

CHECK POWER WINDOW MAIN SWITCH OUTPUT SIGNAL

Connect power window main switch connector.
Turn ignition switch ON.
Rear LH switch in power window main switch is operated, check voltage between power window main switch connector and ground.

Fig 7: Identifying Voltage Between Power Window Main Switch Connector And Ground

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

POWER WINDOW MAIN SWITCH OUTPUT SIGNAL

Connector	Terminals (Wire color)		Window condition	Voltage [V] (Approx.)
Connector	(+)	(-)	Window condition	Voltage [V] (Approx.)
D6	1 (Y)	Ground	UP	Battery voltage
	1 (Y)		DOWN	0
	3 (R)		UP	0
	3 (R)		DOWN	Battery voltage

OK or NG

OK: Check condition of harness and connector.

NG: Replace power window main switch.