Nissan Maxima Service and Repair Manual: Unlock sensor

Description

Detects door lock condition of driver door.

Component Function Check

1. CHECK FUNCTION

With CONSULT

Check unlock sensor UNLK SEN−DR in "Data Monitor" mode.

Nissan Maxima. CHECK FUNCTION

Diagnosis Procedure

1. CHECK UNLOCK SENSOR POWER SUPPLY

Nissan Maxima. CHECK UNLOCK SENSOR POWER SUPPLY

Check signal between BCM connector and ground with oscilloscope.

Nissan Maxima. CHECK UNLOCK SENSOR POWER SUPPLY

2. CHECK UNLOCK SENSOR CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect BCM and front door lock assembly LH connector.
  3. Check continuity between BCM connector and front door lock assembly LH connector.
  4. Check continuity between BCM connector and ground.

Nissan Maxima. CHECK UNLOCK SENSOR CIRCUIT

Nissan Maxima. CHECK UNLOCK SENSOR CIRCUIT

3. CHECK UNLOCK SENSOR GROUND CIRCUIT

Check continuity between front door lock assembly LH connector and grou

Nissan Maxima. CHECK UNLOCK SENSOR GROUND CIRCUIT

4. CHECK BCM OUTPUT SIGNAL

Nissan Maxima. CHECK BCM OUTPUT SIGNAL

  1. Connect BCM harness connector.
  2. Check signal between BCM connector and ground with oscilloscope.

Nissan Maxima. CHECK BCM OUTPUT SIGNAL

5. CHECK UNLOCK SENSOR

6. CHECK INTERMITTENT INCIDENT

Component Inspection

1. CHECK UNLOCK SENSOR

Check unlock sensor.

Nissan Maxima. CHECK UNLOCK SENSOR

    Key cylinder switch
    Description The main power window and door lock/unlock switch detects condition of the door key cylinder switch and transmits to BCM as the LOCK or UNLOCK signal. Component Function Check 1. C ...

    Trunk lid opener switch
    Description Transmits trunk lid open signal to BCM. Component Function Check 1. CHECK TRUNK LID OPENER CANCEL SWITCH Check trunk lid opener cancel switch position. 2. CHECK FUNCTION With CONSU ...

    Other materials:

    Headlining
    Exploded View Rear assist grip Front assist grip Front room/map lamp assembly (dual panel- sunroof) Sun visor (RH) Sun visor (LH) Mirror harness cover Sun visor cover Front room/map lamp assembly Sun visor holder Rear assist grip LH Headlining assembly (single panel s ...

    Rear view monitor system
    System Diagram System Description When the shift selector is in the R position, the display shows a view to the rear of the vehicle. Lines which indicate the vehicle clearance and distances are also displayed. Component Parts Location Tweeter LH M143 Tweeter RH M144 AV control ...

    B210F transmission range switch
    Description IPDM E/R confirms the shift position with the following signals.  Transmission range switch  Shift position signal from BCM (CAN) DTC Logic DTC DETECTION LOGIC NOTE: If DTC B210F is displayed with DTC U1000, first perform the trouble diagnosi ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2023 Copyright www.nimainfo.com
    0.0056