Why is my car not playing music through USB?
If your stereo doesn’t recognize the USB device, disconnect and reconnect it again. If there is no playback after reconnecting the device, check the following: Make sure the USB device isn’t empty. Make sure the files in your USB device is compatible with your stereo.
Why won’t my iPhone play when plugged into my car?
Try to connect your iPhone to your car with a different USB cable and insert it into a different USB port and make sure your USB cable is not damaged or sometimes, USB cable ports may be culprits and cause the iPhone not to play music in the car when connected using the USB cable or USB port.
How do I play music from my iPhone to my car via USB?
If your car supports CarPlay using the USB port, plug your iPhone into the USB port of your car or stereo. The USB port might be labeled with a CarPlay icon or a smartphone icon. If your car supports wireless CarPlay, press and hold the voice command button on your steering wheel to set up CarPlay.