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Power Source Circuit: Procedure

  1. CHECK HARNESS AND CONNECTOR (STEERING LOCK ACTUATOR ASSEMBLY - BODY GROUND) 
    1. Disconnect the J29 connector from the steering lock actuator assembly.
      Fig 1: Identifying J29 Connector Terminals
      GTY256994Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Front view of wire harness connector
      (to Steering Lock Actuator Assembly)
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      J29-1 (GND) - Body ground Always Below 1 Ω
      J29-2 (SGND) - Body ground Always Below 1 Ω

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: Go to next step 

  2. CHECK HARNESS AND CONNECTOR (STEERING LOCK ACTUATOR ASSEMBLY - BATTERY) 
    1. Measure the voltage according to the value(s) in the table below.
      Fig 2: Identifying J29 Connector Terminals
      GTY273772Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Front view of wire harness connector
      (to Steering Lock Actuator Assembly)

      Standard Voltage

      Tester Connection Condition Specified Condition
      J29-7 (B) - J29-1 (GND) Always 10 to 14 V
      J29-7 (B) - J29-2 (SGND) Always 10 to 14 V

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR (STEERING LOCK ACTUATOR ASSEMBLY - BATTERY) 

    OK → See step   3 

  3. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE