What happened to the drip of Audi a4 06 radio?

The vehicle alarm system is abnormal, and the radio line connection is poor or loose.

1. Abnormal vehicle alarm system: Due to the fault or trigger of the vehicle alarm system, check the sensors and circuits of the vehicle alarm system to ensure its normal operation.

2. Poor or loose radio wiring: Poor or loose radio wiring leads to the radio not working normally. Check the radio line to ensure a good connection.