Limit Switch Circuit Check Front LH

CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH LIMIT SIGNAL

Turn ignition switch ON.
Check voltage between main power window and door lock/unlock switch connector D7 terminal 9 and around.

VOLTAGE REFERENCE CHART

Connector	Terminals (Wire color)		Condition	Voltage (V) (Approx.)
Connector	(+)	(-)	Condition	Voltage (V) (Approx.)
D7	9(O)	Ground	Driver side door window is between fully-open and just before fully-closed position (ON)	0
D7	9(O)	Ground	Driver side door window is between just before fully-closed position and fully-closed position (OFF)	5

OK or NG

OK: Limit switch circuit is OK.
NG: GO TO 2.

Fig 1: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch And Ground

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

CHECK FRONT POWER WINDOW MOTOR LH LIMIT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect front power window motor LH.
3. Check continuity between front power window motor LH connector D9 terminal 5 and ground.
1. 5 (O) - Ground: Approx. 5V
OK or NG
1. OK: GO TO 3.
2. NG: GO TO 5 .
Fig 2: Checking Continuity Between Front Power Window Motor LH And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK LIMIT SWITCH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between front power window motor LH connector D9 terminal 6 and ground.
1. 6 (W/B) - Ground: Continuity should exist.
OK or NG
1. OK: Replace front power window motor LH.
2. NG: GO TO 4.
Fig 3: Checking Continuity Between Front Power Window Motor LH And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK HARNESS CONTINUITY
1. Disconnect main power window and door lock/unlock switch.
2. Check continuity between front power window motor LH connector D9 terminal 6 and main power window and door lock/unlock switch connector D7 terminal 2.
1. 6 (W/B) - 2 (W/B): Continuity should exist.
OK or NG
1. OK: Replace main power window and door lock/unlock switch.
2. NG: Repair or replace harness.
Fig 4: Checking Continuity Front Power Window Motor LH
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unlock switch.
3. Check continuity between front power window motor LH connector D9 terminal 5 and main power window and door lock/unlock switch connector D7 terminal 9
  1. 5 (O) - 9 (O): Continuity should exist.
OK or NG
1. OK: Replace main power window and door lock/unlock switch.
2. NG: Repair or replace harness.
Fig 5: Checking Continuity Front Power Window Motor LH And Main Power Window And Door Lock/Unlock Switch
Courtesy of NISSAN MOTOR CO., U.S.A.