Auto Sliding Door Power Supply and Ground Circuit Inspection

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

AUTO SLIDING DOOR POWER SUPPLY CIRCUIT INSPECTION
1. Turn ignition switch OFF.
2. Disconnect sliding door control unit connector.
3. Check voltage between sliding door control unit connectors B143, B144 terminals 12, 27 and ground.
  12 - Ground: Approx. battery voltage
  
  27 - Ground: Approx. battery voltage
OK or NG
1. OK: GO TO 2.
2. NG: Repair the sliding door control unit power supply circuit.
Fig 1: Checking Voltage Between Sliding Door Control Unit Connectors Terminals 12, 27 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
AUTO SLIDING DOOR GROUND CIRCUIT INSPECTION
Check continuity between sliding door control unit connector B143, B144 terminals 23, 32 and ground.

23 - Ground: Continuity should exist.

32 - Ground: Continuity should exist.

OK or NG
1. OK: Circuit is OK.
2. NG: Repair the harness between the sliding door control unit and ground.
Fig 2: Checking Continuity Between Sliding Door Control Unit Connector Terminals 23, 32 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.