To reset your system, delete the vehicle profile from your phone and disable the Bluetooth. Delete your phone profile in your vehicle system. Disable vehicle Bluetooth if there is such an option. Now enable the Bluetooth in your phone and the vehicle infotainment system and try to pair again.

Why wont my Bluetooth connect to my car automatically?

To do this, find the Bluetooth device name corresponding to your phone on the Bluetooth car kit, and reconnect them. If the issue is not resolved, swipe down from the status bar on your phone to show the shortcuts menu, then touch and hold Bluetooth to access the Bluetooth settings screen.