Limit Switch Circuit Check (Driver Side)

WARNING: This page is about a different car, the 2003 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK DRIVER DOOR LIMIT SWITCH SIGNAL
1. Turn ignition switch ON.
2. Check voltage between driver side power window regulator connector and ground.
  
  Fig 1: Terminals Condition Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 2: Checking Driver Door Limit Switch Signal
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: Limit SW circuit is OK.

NG: GO TO 2.
CHECK LIMIT SWITCH GROUND CIRCUIT
1. Turn the ignition switch OFF.
2. Disconnect driver side power window regulator connector.
3. Check continuity between driver side power window regulator connector D9 terminal 6 and ground.
  1. 6 (PU) - Ground: Continuity should exist.
OK or NG

OK: GO TO 4 .

NG: GO TO 3.

Fig 3: Checking Driver Door Limit Switch Ground Circuit
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK HARNESS CONTINUITY
1. Disconnect power window main switch connector.
2. Check continuity between power window main switch connector D7 terminal 14 and driver side power window regulator connector D9 terminal 6.
  1. 14 (PU) - 6 (PU) Continuity should exist.
OK or NG

OK: Replace power window main switch.

NG: Repair or replace harness between power window main switch and driver side power window regulator.

Fig 4: Checking Harness Continuity (Terminals 14 - 6)
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK POWER WINDOW MAIN SWITCH OUTPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between power window main switch connector D7 terminal 9 and ground.
  1. 9 (OR) - Ground: Approx. 5V
OK or NG

OK: GO TO 5.

NG: Replace power window main switch.

Fig 5: Checking Power Window Main Switch Output Signal
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect power window main switch connector.
3. Check continuity between power window main switch connector D7 terminal 9 and driver side power window regulator connector D9 terminal 5.
  1. 9 (OR) - 5 (OR): Continuity should exist.
OK or NG

OK: GO TO 6

NG: Repair or replace harness between power window main switch and driver side power window regulator.

Fig 6: Checking Harness Continuity (Terminals 9 -5 )
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK LIMIT SWITCH
1. Connect power window main switch and driver side power window regulator connector.
2. Check continuity between driver side power window regulator connector D9 terminal 5 and 6.
  
  Fig 7: Driver Side Power Window Regulator Connector Terminals Condition Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 8: Checking Continuity Between Driver Side Power Window Regulator Connector D9 (Terminals 5- 6)
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: Check the condition of the harness and the connector.

NG: Replace driver side power window regulator.