Back Door Handle Switch System Inspection

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

BACK DOOR HANDLE SWITCH SIGNAL INSPECTION

Turn ignition switch OFF.

While operating the back door handle switch, check voltage between back door control unit connector B55 terminal 26 and ground.

TERMINALS VOLTAGE REFERENCE

Terminal		Measuring condition	Voltage (V) (Approx.)
( + )	( - )	Measuring condition	Voltage (V) (Approx.)
26	Ground	Pull the back door handle switch (ON)	0
26	Ground	Other (OFF)	5

OK or NG

OK: Back door handle switch circuit is OK.

NG: GO TO 2.

Fig 1: Identifying Voltage Between Back Door Control Unit Connector B55 Terminal 26 And Ground

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

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 (B) D510 terminal 1 and back door control unit connector (A) B55 terminal 26.
  1 - 26: Continuity should exist.
3. Check continuity between back door handle switch connector (B) D510 terminal 1 and ground.
  1 - Ground: Continuity should not exist.
OK or NG

OK: GO TO 4.

NG: Repair or replace harness.

Fig 2: Identifying Continuity Between Back Door Handle Switch Connector D510 Terminal 1 And Ground
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 - Ground: Continuity should exist.

OK or NG

OK: Replace the back door handle switch.

NG: Repair or replace harness.

Fig 3: Identifying Continuity Between Back Door Handle Switch Connector D510 Terminal 2 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.