DTC U0300-46: Internal Control Module Software Incompatibility - Calibration/parameter memory failure: Action

WARNING: This page is about a different car, the 2018 Land Rover Discovery and 2017 Land Rover Discovery. However, it is still accessible from the selected car via links, so may be relevant.

Using the Jaguar Land Rover approved diagnostic equipment, reconfigure the Gateway Module (GWM) with the latest level software and retest. If the fault persists, clear the DTCs, lock the vehicle and wait two minutes. Unlock the vehicle and retest. If the fault persists, install a new GWM