Back Door Handle Switch System 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.

BACK DOOR HANDLE SWITCH SIGNAL INSPECTION
1. Turn ignition switch OFF.
2. While operating the back door handle switch, check voltage between back door control unit connector B55 terminal 26 and ground.
Fig 1: Back Door Control Unit Connector B55 Terminal 26 & Ground Specification Reference Table
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Checking Voltage Between Back Door Control Unit Connector B55 Terminal 26 & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: Switch is OK.
2. NG: GO TO 2.
BACK DOOR HANDLE SWITCH CIRCUIT INSPECTION
1. Disconnect back door handle switch and back door control unit connector.
2. Check continuity between back door handle switch connector D510 terminal 1 and back door control unit connector B55 terminal 26.
  1 (V/W) - 26 (V/W): Continuity should exist.
OK or NG
1. OK: GO TO 4.
2. NG: Repair the harness between the back door handle switch and the back door control unit.
Fig 3: Checking Continuity Between Back Door Handle Switch & Back Door Control Unit Connector Terminals
Courtesy of NISSAN MOTOR CO., U.S.A.
BACK DOOR HANDLE SWITCH GROUND INSPECTION
Check continuity between back door handle switch connector D510 terminal 2 and ground.

2 (B) - Ground: Continuity should exist.

OK or NG
1. OK: Replace the back door handle switch.
2. NG: Repair the harness between the back door handle switch and ground.
Fig 4: Checking Continuity Between Back Door Handle Switch Connector D510 Terminal 2 & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.