Satellite Radio Tuner (Factory Installed) Power and Ground Supply Circuit Inspection

AUDIO


Satellite Radio Tuner (Factory Installed) Power and Ground Supply Circuit Inspection

1.CHECK FUSES
Check that the following fuses are not blown.





OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of blown fuse before installing new fuse. Refer to Description and Operation.
2.POWER SUPPLY CIRCUIT CHECK
1. Turn ignition switch OFF.
2. Disconnect satellite radio tuner (factory installed) connector B30.
3. Check voltage between the satellite radio tuner (factory installed) and ground.










OK or NG
OK >> GO TO 3.
NG >>
- Check connector housings for disconnected or loose terminals.
- Repair harness or connector.
3.GROUND CIRCUIT CHECK
1. Turn ignition switch OFF.
2. Inspect satellite radio tuner (factory installed) case ground.
3. Disconnect satellite radio tuner (factory installed) connector B30 (A) and audio unit connector M45 (B).
4. Check continuity between satellite radio tuner (factory installed) and audio unit.










OK or NG
OK >> Inspection End.
NG >>
- Check connector housings for disconnected or loose terminals.
- Repair harness, connector or satellite radio tuner (factory installed) case ground.