Bluetooth Control Unit

POWER SUPPLY AND GROUND CIRCUIT:_:BLUETOOTH CONTROL UNIT





Diagnosis Procedure
Regarding Wiring Diagram information, [1][2]Collision Avoidance and Parking Assist Systems.
1.CHECK FUSE
Check that the following fuses for the Bluetooth control unit are not blown.





Is inspection result OK?
YES - GO TO 2.
NO - If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. Circuit Inspection .
2.CHECK POWER SUPPLY CIRCUIT





Check voltage between Bluetooth control unit harness connector
B141 and ground.





Is battery voltage present as specified?
YES - GO TO 3.
NO - Repair harness or connector.
3.CHECK GROUND CIRCUIT





1. Turn ignition switch OFF.
2. Disconnect Bluetooth control unit connector.
3. Check continuity between Bluetooth control unit harness connector B141 and ground.





Are continuity results as specified?
YES - Inspection End.
NO - Repair harness or connector.