NAVIGATION SYSTEM(for Navigation Receiver Type) Navigation Receiver Assembly Power Source Circuit

DESCRIPTION

This circuit provides power to the navigation receiver assembly.

WIRING DIAGRAM

B001GQ4E27

CAUTION / NOTICE / HINT

Note

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

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - BATTERY AND BODY GROUND)


    1. B001I14E02
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Navigation Receiver Assembly)

      Disconnect the navigation receiver assembly connectors.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H54-7 (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
      H54-4 (+B1) - Body ground Always 11 to 14 V
      H54-3 (ACC1) - Body ground Engine switch on (ACC) 11 to 14 V
      H56-1 (IG) - Body ground Engine switch on (IG) 11 to 14 V

    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR