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Radio Receiver Power Source Circuit: Wiring Diagram

Fig 1: Radio Receiver Power Source Circuit Wiring Diagram
G04092644Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. INSPECT RADIO RECEIVER 
    1. Disconnect the radio receiver R2 connector.
    2. Measure the resistance according to the value in the table below.

      Standard resistance 

      RESISTANCE SPECIFIED CONDITION

      Tester Connection Condition Specified Condition
      GND - Body ground Always Below 1 Ω
    3. Measure the voltage according to the values in the table below.

    Standard voltage 

    VOLTAGE SPECIFIED CONDITION

    Tester Connection Condition Specified Condition
    B - GND Always 10 to 14 V
    ACC - GND Ignition SW ACC 10 to 14 V
    Fig 2: Disconnecting Radio Receiver R2 Connector
    G04092645Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: RETURN TO THE ORIGINAL INSPECTION FLOW BECAUSE THE CHECK RESULT IS NORMAL 

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