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Radio Receiver Power Source Circuit [04/2013 - 09/2020]: Procedure

  1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY POWER SOURCE) 
    1. Disconnect the K70 and K72 radio receiver assembly connectors.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      K70-7 (GND1) - 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
      K70-4 (+B1) - K70-7 (GND1) Always 11 to 14 V
      K70-3 (ACC1) - K70-7 (GND1) Engine switch on (ACC) 11 to 14 V
      K72-1 (IG) - K70-7 (GND1) Engine switch on (IG) 11 to 14 V

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE [04/2013 - 06/2014]  , or refer to  PROBLEM SYMPTOMS TABLE [06/2014 - 10/2016]  , or refer to  PROBLEM SYMPTOMS TABLE [10/2016 - 09/2020] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

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