Check Sliding Sensor

WARNING: This page is about a different car, the 2006 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK SLIDING SENSOR SIGNAL

Check the signal between seat control unit connector B324 (driver side), B502 (passenger side) and ground with oscilloscope.

SIGNAL CHECK TABLE

Connector	Terminals		Condition	Signal (Reference value)
Connector	(+)	(-)	Condition	Signal (Reference value)
B324 B502	3 (R)	Ground	Motor is operating	Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 1: Checking Signal Between Seat Control Unit Connector And Ground

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

OK or NG

OK: Sliding sensor is OK.

NG: GO TO 2.

CHECK SLIDING SENSOR GROUND CIRCUIT
1. Connect sliding motor connector.
2. Check continuity seat control unit connector B324 (driver side), B502 (passenger side) terminal 14 and ground.
  14 (GY) - Ground: Continuity should exist .
OK or NG

OK: GO TO 3.

NG: Repair or replace harness.

Fig 2: Checking Continuity Seat Control Unit Connector Terminal 14 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK HARNESS CONTINUITY
1. Disconnect seat control unit connector.
2. Check continuity between seat control unit connector B324 (driver side), B502 (passenger side) terminals 3, 14 and sliding motor connector B322 (driver side), B504 (passenger side) terminals 18, 28.
  3 (R) - 18 (R): Continuity should exist .
  
  14 (GY) - 28 (GY): Continuity should exist .
3. Check continuity between seat control unit connector B324 (driver side), B502 (passenger side) terminals 3, 14 and ground.
  3 (R) - Ground: Continuity should not exist .
  
  14 (GY) - Ground: Continuity should not exist .
OK or NG

OK: Replace sliding motor.

NG: Repair or replace harness.

Fig 3: Checking Continuity Between Seat Control Unit Connector And Sliding Motor
Courtesy of NISSAN MOTOR CO., U.S.A.