Check with the support team if your car is compatible
Check if the device meets the minimum requirement
Check your USB cable, a high-quality USB cable is needed. Avoid using cable extensions.
Check your settings if you’re connecting to a second car:
1. Unplug your phone from the car
2. Open the Android Auto app on your phone
3. Select Menu > Settings > Connected cars
4. Uncheck the box next to the "Add new cars to Android Auto" setting
5. Try plugging your phone into the car again
Restart the car's infotainment system
Check with the support team if new firmware update is available

Check if the device network works when using Google Assistant.

Disclaimer: Google, Android and Android Auto are trademarks of Google LLC. To use Android Auto on your car display, you’ll need an Android phone running Android 8 or higher, an active data plan, and the Android Auto APP.