Bluetooth Control Unit
POWER SUPPLY AND GROUND CIRCUIT
BLUETOOTH CONTROL UNIT : Diagnosis Procedure
Regarding Wiring Diagram information, Without Navigation.
1.CHECK FUSE
Check that the following fuses of the Bluetooth control unit are not blown.
Is inspection result OK?
YES - GO TO 2.
NO - Be sure to eliminate cause of malfunction before installing new fuse.
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between Bluetooth control unit harness connector
B142 and ground.
Is battery voltage present as specified?
YES - GO TO 3.
NO - Check harness between Bluetooth control unit and fuse.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Bluetooth control unit connector.
3. Check continuity between Bluetooth control unit harness connector B142 and ground.
Are continuity results as specified?
YES - Inspection End.
NO - Repair harness or connector.