Why does the car Bluetooth stop playing sound after 30 seconds?

[MacMalachi]

Reasons why car Bluetooth stops playing sound after 30 seconds: 1. Mobile phone issue: The connected phone may have problems, requiring a restart or factory reset of the phone. 2. System issue: The car's infotainment system may have problems, requiring a restart or factory reset of the system. Below is relevant information about car Bluetooth: 1. Working principle: The car Bluetooth player can connect with the vehicle's Bluetooth system, receiving Bluetooth signals from the phone and converting them into FM signals for audio playback. 2. Function: The function of car Bluetooth is to automatically recognize mobile phones, enabling connection without cables or phone holders; drivers can control their phones without touching them, even keeping both hands on the steering wheel, using voice commands to answer or make calls.