If you don't like the product you ordered, we are happy to provide a 14-days return or refund policy for items in "good condition".
If the product is the customized product and in the production, no refund or return without quality problems.
Cause 1: The adapter harness is not properly connected.
Solution: Reconnect and reseat the connectors.
Cause 2: The main unit plug was disconnected and not reconnected within 5 minutes.
Solution: Reconnect the wiring harness, lock the car for 2 hours, keep the phone and remote key more than 20 meters away from the car, and check if the screen can light up after 2 hours.
Cause: Not connected to the correct host Bluetooth.
Solution: Reinitiate a search and connect to the correct Bluetooth device.
Cause: Air conditioning interface is in the closed state.
Solution: Click to open the air conditioning and adjust the fan speed.
Cause: Bluetooth connection may not be established.
Solution: Connect to BT966 on the main unit and then restart the original car's host system.
Cause: Bluetooth only outputs sound through the original car's audio system.
Solution: Microphone functionality is compatible with third-party application software for audio output.