Diagnosis Procedure
Regarding Wiring Diagram information, refer to AV "Wiring Diagram".
1.CHECK CONTROL SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect Bluetooth control unit connector B33.
3. Check continuity between Bluetooth control unit connector B33 and ground.
Is the inspection result normal?
YES >> Replace Bluetooth control unit. Refer to AV "Removal and Installation".
NO >> Repair or replace harness or connectors.