Nissan Maxima Service and Repair Manual: Key cylinder switch

Nissan Maxima Service and Repair Manual / Body exterior, doors, roof & vehicle security / Door & lock / DTC/circuit diagnosis / 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. CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL

Check KEY CYL UN-SW, KEY CYL UN-SW in "DATA MONITOR" mode for "POWER DOOR LOCK SYSTEM" with CONSULT.

Nissan Maxima. CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL

Diagnosis Procedure

1. CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL

  1. Turn ignition switch ON.
  2. Check voltage between main power window and door lock/unlock switch connector and ground.

Nissan Maxima. CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL

2. CHECK DOOR KEY CYLINDER SIGNAL CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect main power window and door lock/unlock switch connector and front door lock assembly LH (key cylinder switch) connector.
  3. Check continuity between main power window and door lock/unlock switch connector and front door lock assembly LH (key cylinder switch) connector.
  4. Check continuity between main power window and door lock/unlock switch connector and ground

Nissan Maxima. CHECK DOOR KEY CYLINDER SIGNAL CIRCUIT

Nissan Maxima. CHECK DOOR KEY CYLINDER SIGNAL CIRCUIT

3. CHECK DOOR KEY CYLINDER SWITCH GROUND CIRCUIT

Check continuity between front door lock assembly LH connector and ground.

Nissan Maxima. CHECK DOOR KEY CYLINDER SWITCH GROUND CIRCUIT

4. CHECK DOOR KEY CYLINDER SWITCH

Check door key cylinder switch

Component Inspection

COMPONENT INSPECTION

1. CHECK DOOR KEY CYLINDER SWITCH

Check front door lock assembly LH (key cylinder switch).

Nissan Maxima. CHECK DOOR KEY CYLINDER SWITCH

Special Repair Requirement

1. PERFORM INITIALIZATION PROCEDURE

Perform initialization procedure.

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    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. Diagnosis Proc ...

    Other materials:

    Steering switch
    Removal and Installation REMOVAL Remove the driver airbag module. Refer to SR-12, "Removal and Installation". Remove the steering wheel audio control switch screws (A). Release the steering wheel audio control switch harness clips (B). Remove the steering wheel audio control switche ...

    Sliding sensor
    Description The sliding sensor is installed to the seat frame. The pulse signal is input to the driver seat control unit when sliding is performed. The driver seat control unit counts the pulse and calculates the sliding amount of the seat. Component Function Check 1. CHECK FUNCTIO ...

    Front door speaker
    Description The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the front door speakers using the audio signal circuits. Diagnosis Procedure 1.CONNECTOR CHECK Check the audio unit, BOSE speaker amp. and speaker ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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