AUDIO AND VISUAL SYSTEM(for Radio and Display Type) Radio Receiver Power Source Circuit

DESCRIPTION

This circuit provides power to the radio and display receiver assembly.

WIRING DIAGRAM

B001VWGE22

CAUTION / NOTICE / HINT

Note

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

PROCEDURE


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


    1. B001Y4OE01
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Radio and Display Receiver Assembly)

      Disconnect the radio and display receiver assembly connectors.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      F120-7 (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
      F120-4 (+B1) - Body ground Always 11 to 14 V
      F120-3 (ACC1) - Body ground Engine switch on (ACC) 11 to 14 V
      F124-1 (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