Back Door Handle Switch System Inspection

WARNING: This page is about a different car, the 2005 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: Voltage Specifications Chart
  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
- OK: Switch is OK.
- NG: GO TO 2.
BACK DOOR HANDLE SWITCH CIRCUIT INSPECTION
1. Disconnect back door handle switch and back door control unit.
2. Check continuity between back door handle switch connector D510 terminal 1 and back door control unit connector B55 terminal 26.
  
  Fig 3: Checking Continuity Between Back Door Handle Switch Connector D510 Terminal 1 & Back Door Control Unit Connector B55 Terminal 26
  Courtesy of NISSAN MOTOR CO., U.S.A.
  - 1 (V/W) - 26 (V/W): Continuity should exist.
OK or NG
- OK: GO TO 4.
- NG: Repair or replace harness.
BACK DOOR HANDLE SWITCH GROUND INSPECTION
Check continuity between back door handle switch connector D510 terminal 2 and ground.

Fig 4: Checking Continuity Between Back Door Handle Switch Connector D510 Terminal 2 & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
- 2 (B) - Ground: Continuity should exist.
OK or NG
- OK: Replace the back door handle switch.
- NG: Repair or replace harness.