Front Door Unlock Sensor Check

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

CHECK FRONT DOOR UNLOCK SENSOR INPUT SIGNAL
With CONSULT-II

Check front unlock sensor ("LOCK SIG DR", "LOCK SIG AS") in "DATA MONITOR" with CONSULT-II.

Fig 1: Identifying Front Door Unlock Sensor
Courtesy of NISSAN MOTOR CO., U.S.A.

Without CONSULT-II

Check voltage between smart entrance control unit harness connector terminal 36 or 37 and ground.

Fig 2: Identifying Smart Entrance Control Unit Harness Connector Terminal
Courtesy of NISSAN MOTOR CO., U.S.A.

Refer to "SMART ENTRANCE CONTROL UNIT TERMINALS AND REFERENCE VALUE MEASURED BETWEEN EACH TERMINAL AND GROUND ".

OK or NG
1. OK: Door unlock sensor is OK.
2. NG: GO TO 2.
CHECK FRONT DOOR UNLOCK SENSOR
1. Disconnect door lock actuator connector.
2. Check continuity between door lock actuator terminals.
  
  Fig 3: Identifying Front Door Unlock Sensor
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: Check the following.
  - Door unlock sensor ground circuit
  - Harness for open or short between smart entrance control unit and door unlock sensor
2. NG: Replace door lock actuator.