Limit Switch Circuit Inspection Front LH

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 FRONT POWER WINDOW MOTOR LH LIMIT SIGNAL

Turn ignition switch ON.

Check voltage between front power window motor LH connector D9 terminal 4 and ground.

FRONT POWER WINDOW MOTOR LH CONNECTOR D9 TERMINAL 4 AND GROUND

Connector	Terminals		Condition	Voltage (V) (Approx.)
Connector	(+)	(-)	Condition	Voltage (V) (Approx.)
D9	4	Ground	Front power window LH is between fully-open and just before fully-closed position (ON)	0
D9	4	Ground	Front power window LH is between just before fully-closed position and fully-closed position (OFF)	5

Fig 1: Checking Voltage Between Front Power Window Motor LH Connector D9 Terminal 4 And Ground

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

OK or NG

OK: Limit switch circuit is OK.

NG: GO TO 2.

CHECK LIMIT SWITCH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front power window motor LH.
3. Check continuity between front power window motor LH connector D9 terminal 3 and ground.
  3 - Ground: Continuity should exist.
Fig 2: Checking Continuity Between Front Power Window Motor LH Connector D9 Terminal 3 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 4.

NG: GO TO 3.
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 and main power window and door lock/unlock switch connector D7 terminal 2.
  3 - 2: Continuity should exist.
Fig 3: Checking Harness Continuity
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: Replace main power window and door lock/unlock switch. Refer to "FRONT DOOR ".

NG: Repair or replace harness.
CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between main power window and door lock/unlock switch connector D7 terminal 9 and ground.
  9 - Ground: Approx. 5V
Fig 4: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector D7 Terminal 9 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 5.

NG: Replace main power window and door lock/unlock switch. Refer to "FRONT DOOR ".
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 4 and main power window and door lock/unlock switch connector D7 terminal 9.
  4 - 9: Continuity should exist.
Fig 5: Checking Harness Continuity
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 6.

NG: Repair or replace harness.

CHECK LIMIT SWITCH

Connect front power window motor LH and main power window and door lock/unlock switch.
Turn ignition switch ON.

Check continuity between front power window motor LH connector D9 terminals 3 and 4.

FRONT POWER WINDOW MOTOR LH CONNECTOR D9 TERMINALS 3 AND 4

Connector	Terminals		Condition	Continuity
D9	4	3	Front power window LH is between fully-open and just before fully-closed position (ON)	Yes
D9	4	3	Front power window LH is between just before fully-closed position and fully-closed position (OFF)	No

Fig 6: Checking Continuity Between Front Power Window Motor LH Connector D9 Terminal 3 And 4

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

OK or NG

OK: Repair or replace harness.

NG: Replace front power window motor LH. Refer to "FRONT DOOR GLASS AND REGULATOR ".