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Why is there no sound when playing music via Bluetooth connection between Changan Automobile and a mobile phone?

3 Answers

BradyAnn

07/30/25 1:34am

The reason why there is no sound when playing music via Bluetooth connection between Changan Automobile and a mobile phone is that the Bluetooth speaker is not turned on or there is a line fault. Bluetooth hands-free car kit: Bluetooth hands-free is an in-vehicle wireless hands-free system designed and developed based on wireless Bluetooth technology. It is an extension of mobile phone Bluetooth technology and has the same transmission system. Main functions: The function of Bluetooth hands-free is to automatically identify mobile phones, allowing users to answer or make calls with voice commands. It can connect to the mobile phone without the need for cables or phone holders; the car owner can control the mobile phone without touching it, using voice commands to answer or make calls, and the user can conduct calls through the car's audio system.

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AshleyFitz

08/15/25 7:17am

I encountered a problem when driving my Changan car where the Bluetooth connected to my phone but there was no sound when playing music, which was really frustrating. This might be because the Bluetooth pairing wasn’t successful, so make sure both the car system and the phone show they are connected. Also, check in the car system menu to ensure the audio source is set to Bluetooth input, not USB or radio. On the phone side, the media volume is often forgotten to be turned on, so try increasing it in the settings. Restarting the car system and the phone is a good solution, as software can occasionally bug out and get stuck. If the problem persists, the Bluetooth module might be aging or experiencing strong signal interference. It’s recommended to have it checked during regular car maintenance—Changan’s 4S shops offer good service and can solve the issue hassle-free. When driving, using the recirculation mode more often can reduce external noise interference with Bluetooth.

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DelAniyah

08/15/25 7:18am

Common causes of Bluetooth audio issues are straightforward. After connecting to your phone, first ensure the car audio output is switched to Bluetooth mode—don’t overlook this. The media volume on your phone might be muted in the settings; simply adjust it manually. Audio transmission permissions must be authorized during pairing; improper handling can result in no sound. Reconnecting Bluetooth or updating the car’s infotainment software can fix software glitches. Hardware failures like a damaged Bluetooth module are rare but require professional diagnosis. Compatibility issues with Changan models are minimal; just ensure proper phone-to-car system pairing. Remember, keep devices fully charged to avoid weak signals.

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