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Integration Control and Panel Assembly Power Source Circuit: Procedure

  1. INSPECT INTEGRATION CONTROL & PANEL ASSEMBLY 
    1. Disconnect the integration control & panel assembly connector.
      Fig 1: Identifying Connector Terminals
      GTY154148Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      J54-8 (E) - Body ground Always Below 1 Ω
    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Condition Specified Condition
      J54-14 (B) - J54-8 (E) Always 11 to 14 V
      J54-5 (ACC) - J54-8 (E) Engine switch on (ACC) 11 to 14 V
      J54-4 (IG+) - J54-8 (E) Engine switch on (IG) 11 to 14 V

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK → See step   2 

  2. PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE