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On-Vehicle Inspection

  1. INSPECT INTEGRATION CONTROL & PANEL ASSEMBLY 
    1. Disconnect the C4 connector.
    2. Measure the voltage between the terminals according to the value(s) in the table below.

      Standard Voltage 

      INTEGRATION CONTROL & PANEL ASSEMBLY VOLTAGE

      Tester Connection Condition Specified Condition
      C4-1 (+B) - Body ground Always 10 to 14 V
      C4-2 (ACC) - Body ground Ignition switch OFF -> ACC or ON Below 1 V -> 10 to 14 V
      C4-9 (IG+) - Body ground Ignition switch OFF -> ON Below 1 V -> 10 to 14 V
      Fig 1: Inspecting Integration Control And Panel Assembly
      G04115992Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Measure the resistance between the terminals according to the value(s) in the table below.

      Standard Resistance 

      INTEGRATION CONTROL & PANEL ASSEMBLY RESISTANCE

      Tester Connection Condition Specified Condition
      C4-7 (GND) - Body ground Always Below 1 Ω

      HINT:

      If the value is not as specified, replace the integration control & panel assembly.

  2. INSPECT MULTI-DISPLAY 
    1. Disconnect the M5 connector.
    2. Measure the voltage between the terminals according to the value(s) in the table below.

      Standard Voltage 

      MULTI-DISPLAY VOLTAGE

      Tester Connection Condition Specified Condition
      M5-12 (+B) - Body ground Always 10 to 14 V
      M5-11 (ACC) - Body ground Ignition switch OFF -> ACC or ON Below 1 V -> 10 to 14 V
      M5-10 (IG) - Body ground Ignition switch OFF -> ON Below 1 V -> 10 to 14 V
    3. Measure the resistance between the terminals according to the value(s) in the table below.

      Standard Resistance 

      MULTI-DISPLAY RESISTANCE

      Tester Connection Condition Specified Condition
      M5-3 (GND) - Body ground Always Below 1 Ω

      HINT:

      If the value is not as specified, replace the multi display.

      Fig 2: Inspecting Multi-Display
      G04115993Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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