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NAVIGATION SYSTEM Navigation Receiver Assembly Power Source Circuit

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DTC Code DTC Name
  Navigation Receiver Assembly Power Source Circuit
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DESCRIPTION

This is the power source circuit for the radio receiver assembly.

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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

Inspect the fuses for circuits related to this system before performing the following procedure.

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PROCEDURE


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    CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY POWER SOURCE)


    1. Disconnect the H97 radio receiver assembly connector.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      H97-12 (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
      H97-17 (+B1) - H97-12 (GND1) Power switch off 11 to 14 V
      H97-16 (ACC1) - H97-12 (GND1) Power switch on (ACC) 11 to 14 V
      H97-15 (IG) - H97-12 (GND1) Power switch on (IG) 11 to 14 V
      Result
      Proceed to
      OK
      NG

    • OK

      PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLEClick here

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR