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Satellite Radio Tuner Power Source Circuit








AUDIO / VISUAL: AUDIO AND VISUAL SYSTEM (W/ Multi-display): Satellite Radio Tuner Power Source Circuit

Satellite Radio Tuner Power Source Circuit

DESCRIPTION

This circuit provides power to the satellite radio tuner.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FUSE (RR MPX-B 1, RR-ACC)
(a) Disconnect the RR MPX-B 1 and RR-ACC fuse from the luggage room junction block.
(b) Measure the resistance of the fuses.
Standard resistance:






NG -- REPLACE FUSE
OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (TUNER - BATTERY AND BODY GROUND)




(a) Disconnect the R27 receiver connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:





(c) Measure the voltage according to the value(s) in the table below.
Standard voltage:






MG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
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