THEFT DETERRENT SYSTEM Rear Door Courtesy Switch LH Circuit

DESCRIPTION

The Theft warning ECU assembly detects the condition of the rear door courtesy light switch assembly LH.

WIRING DIAGRAM

A01DWIAE02

INSPECTION PROCEDURE

PROCEDURE


  1. INSPECT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LH


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

      Remove the rear door courtesy light switch assembly LH 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 REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LH Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (REAR DOOR COURTESY LIGHT SWITCH LH - THEFT WARNING ECU)


    1. Disconnect the D4 rear door courtesy light switch assembly LH 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
      D4-1 - T36-7 (CTY) Always Below 1 Ω
      D4-1 - T36-7 (CTY) Always 10 kΩ or higher
      for 2 Step Unlock Function
      Tester Connection Condition Specified Condition
      D4-1 - T39-7 (CTY) Always Below 1 Ω
      D4-1 - T39-7 (CTY) Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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