Why is there no sound when playing music via Bluetooth connection between the car and phone?

2 Answers
JadeMarie
07/25/25 9:29am
Reasons for no sound when playing music via Bluetooth connection between the car and phone: 1. The call volume on the phone is not turned on; 2. The volume on the car navigation system is not enabled; 3. The car Bluetooth and phone are not properly paired. The Bluetooth technology in car Bluetooth systems is derived from mobile phone Bluetooth technology, sharing the same transmission system, and is a wireless hands-free system designed for in-car use based on wireless Bluetooth technology. How to use car Bluetooth: 1. Turn on both the phone and car Bluetooth, search for the car Bluetooth BYDAOUT (this is generally the default name), then connect and set it to auto-connect for automatic connection when entering the car; 2. Set and enable phone music in the multimedia system, then return; 3. Select phone music from the multimedia home interface and click play.
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MaliaMarie
08/11/25 7:21pm
I've encountered the issue of no sound when connecting my phone to the car's Bluetooth several times. First, check if your phone volume is turned down too low - many people mute media volume when using navigation. Also try adjusting the car's volume knob, as some models have separate controls for music and calls. Check the paired devices list to see if two devices are connected simultaneously - sometimes the car system stupidly stays connected to your wife's phone. The most troublesome issue is Bluetooth channel conflicts - last time I fixed it immediately by turning off my dashcam's wireless function. If all else fails, try factory reset by holding the steering wheel phone button for 10 seconds to reconnect. Oh, and don't forget to open your phone's music app - it's common for the track change button to work but no playback occurs.
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