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.

    Key slot
    Description Detects whether Intelligent Key is inserted. Immobilizer antenna amp checks Intelligent Key transponder. Component Function Check 1. CHECK FUNCTION With CONSULT Check KEY SW -SLO ...

    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:

    ECU diagnosis information
    ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) Reference Value VALUES ON THE DIAGNOSIS TOOL CAUTION: The display shows the control unit calculation data, so a normal value might be displayed even in the event the output circuit (harness) is open or short-circuited. Note 1: C ...

    Electric ignition system
    System Diagram System Description INPUT/OUTPUT SIGNAL CHART *1: This signal is sent to the ECM via the CAN communication line. *2: ECM determines the start signal status by the signals of engine speed and battery voltage. SYSTEM DESCRIPTION Ignition order: 1 - 2 - 3 - 4 - 5 - 6 The ...

    Diagnosis system (BCM)
    COMMON ITEM COMMON ITEM : CONSULT Function (BCM - COMMON ITEM) APPLICATION ITEM CONSULT performs the following functions via CAN communication with BCM. SYSTEM APPLICATION BCM can perform the following functions. BCM BCM : CONSULT Function (BCM - BCM) ECU IDENTIFICATION The BCM part ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2026 Copyright www.nimainfo.com
    0.0072