Possible Causes
WARNING: This page is about a different car, the 2021 Land Rover Range Rover and 2020 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Circuit reference - GSM1 SIG
- Poor GSM coverage
- Poor sound quality sound when using telematic services
- Poor or no phone/telematic functionality
- GSM antenna circuit short circuit to ground