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

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DESCRIPTION

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

WIRING DIAGRAM


C240233E03


INSPECTION PROCEDURE

NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
1.CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER - BATTERY AND BODY GROUND)


    C240234E03

  1. Disconnect the R25 and R19 radio and display receiver assembly connectors.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    R25-7 (GND) - Body ground
    		Always
    		Below 1 Ω

  1. Measure the voltage according to the value(s) in the table below.

    Standard Voltage:
    Tester Connection
    		Condition
    		Specified Condition
    R25-4 (B) - Body ground
    		Always
    		11 to 14 V
    R25-3 (ACC) - Body ground
    		Ignition switch ACC
    R19-1 (IG) - Body ground
    		Ignition switch ON
Text in Illustration 
*a
Front view of wire harness connector
(to Radio and Display Receiver Assembly)


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

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