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Home >> Nissan-Datsun >> 2006 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Body, Lock & Security System) >> Remote Keyless Entry System >> Trouble Diagnoses >> Front LH Door Unlock Sensor Check
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Front LH Door Unlock Sensor Check

WARNING: This page is about a different car, the 2005 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FRONT LH DOOR UNLOCK SENSOR INPUT SIGNAL 

    With CONSULT-II 

    1. Select "DATA MONITOR" mode in "INT LAMP" with CONSULT-II.
    2. Check front LH door unlock sensor ("LOCK SIG DR") in "DATA MONITOR" mode.
      Fig 1: Identifying "LOCK SIG DR" In Data Monitor Mode
      G02451963Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

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

    Fig 2: Checking Voltage Between Smart Entrance Control Unit Harness Connector Terminal 36 And Ground
    G02451964Courtesy of NISSAN MOTOR CO., U.S.A.

    Refer to "WIRING DIAGRAM - KEYLES - ".

    OK or NG 

    • OK: Door unlock sensor is OK.
    • NG: GO TO 2.
  2. CHECK FRONT LH DOOR UNLOCK SENSOR 
    1. Disconnect front LH door unlock sensor harness connector.
    2. Check continuity between door unlock sensor terminals.
      Fig 3: Checking Continuity Between Door Unlock Sensor Terminals
      G02451965Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK: Check the following.
      • Door unlock sensor ground circuit
      • Harness for open or short between smart entrance control unit and door unlock sensor
    • NG: Replace door unlock sensor.