THEFT DETERRENT SYSTEM Driver Side Door Courtesy Switch Circuit

DESCRIPTION

The theft warning ECU assembly detects the condition of the front door courtesy light switch assembly (for Driver Side).

WIRING DIAGRAM

A01E0OCE01

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK COMBINATION METER ASSEMBLY


    1. When the for Driver Side door is opened/closed, check that the indicator in the combination meter assembly operates normally.

      OK
      Indicator operates normally.

    NG

    INSPECT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (FOR DRIVER SIDE) Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (COMBINATION METER - THEFT WARNING ECU)


    1. Disconnect the C25 combination meter assembly connector.

    2. Disconnect the T36*1 or T39*2 theft warning ECU assembly connector.


      • *1: except 2 Step Unlock Function

      • *2: for 2 Step Unlock Function

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      except 2 Step Unlock Function
      Tester Connection Condition Specified Condition
      C25-17 - T36-7 (CTY) Always Below 1 Ω
      C25-17 or T36-7 (CTY) - Body ground Always 10 kΩ or higher
      for 2 Step Unlock Function
      Tester Connection Condition Specified Condition
      C25-17 - T39-7 (CTY) Always Below 1 Ω
      C25-17 or T39-7 (CTY) - Body ground Always 10 kΩ or higher

    4. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      C25-17 - Body ground Always 11 to 14 V

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE Click here

  3. INSPECT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (FOR DRIVER SIDE)


    1. A01DXYME01
      Text in Illustration
      *a Not pushed (ON)
      *b Pushed (OFF)
      *c Body ground

      Remove the front door courtesy light switch assembly (for for Driver Side) Click here.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      1 - Body ground Not pushed (ON) Below 1 Ω
      1 - Body ground Pushed (OFF) 10 kΩ or higher

    NG

    REPLACE FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY Click here

    OK

  4. CHECK HARNESS AND CONNECTOR (COMBINATION METER - FRONT DOOR COURTESY LIGHT SWITCH [FOR DRIVER SIDE])


    1. Disconnect the C25 combination meter assembly connector.

    2. Disconnect the D2 front door courtesy light switch assembly (for for Driver Side) connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      C25-16 - D2-1 Always Below 1 Ω
      C25-16 or D2-1 - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE COMBINATION METER ASSEMBLY Click here