ENGINE IMMOBILISER SYSTEM ID Code Box Power Source Circuit

DESCRIPTION

This circuit provides power to operate the ID code box (immobiliser code ECU).

WIRING DIAGRAM

A01CEWJE01

INSPECTION PROCEDURE

Note

If the ID code box (immobiliser code ECU) is replaced, register the ECU code and ECU communication ID.

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (ID CODE BOX - BATTERY AND BODY GROUND)


    1. Disconnect the ID code box (immobiliser code ECU) connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      G15-1 (+B) - Body ground Always 11 to 14 V
      Standard Resistance
      Tester Connection Condition Specified Condition
      G15-8 (GND) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR, OR REPLACE FUSE

    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here