ENGINE IMMOBILISER SYSTEM(w/ Entry and Start System) Security Indicator Light Circuit

DESCRIPTION


WIRING DIAGRAM

A00552ME13

PROCEDURE


  1. PERFORM ACTIVE TEST USING INTELLIGENT TESTER (SECURITY INDICATOR)


    1. Check that the security indicator light illuminates when operating it with the Active Test.

      Entry&Start
      Tester Display Test Part Control Range Diagnostic Note
      Security Indicator Security indicator ON / OFF -
      OK
      Security indicator illuminates.

    OK

    REPLACE CERTIFICATION ECU

    NG

  2. INSPECT UPPER CONSOLE PANEL SUB-ASSEMBLY (SECURITY INDICATOR LIGHT)


    1. A0052D7E02
      Text in Illustration
      *a

      Component without harness connected

      (Upper Console Panel Sub-assembly (Security Indicator Light))

      Remove the upper console panel sub-assembly (security indicator light) Click here.

    2. Connect the positive (+) lead from the battery to terminal 8 and the negative (-) lead to terminal 9, and then check that security indicator illuminates.

      OK
      Security indicator illuminates.

    NG

    REPLACE UPPER CONSOLE PANEL SUB-ASSEMBLY (SECURITY INDICATOR LIGHT) Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (UPPER CONSOLE PANEL SUB-ASSEMBLY (SECURITY INDICATOR LIGHT) - CERTIFICATION ECU AND BODY GROUND)


    1. Disconnect the D141 upper console panel sub-assembly (security indicator light) connector.

    2. Disconnect the D54 certification ECU connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      D141-8 (LP) - D54-2 (IND) Always Below 1 Ω
      D141-9 (E) - Body ground Always Below 1 Ω
      D141-8 (LP) or D54-2 (IND) - Body ground Always 10 kΩ or higher

    OK

    REPLACE CERTIFICATION ECU

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR