DTC U3000-49: Control Module internal electronic 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, confirm correct calibration data and software versions and install as required. Clear the DTCs and retest
If the fault persists, disconnect battery and wait for at least 1 minute before reconnecting. Clear the DTCs and retest
If the fault persists, refer to the appropriate SYSTEM WIRING DIAGRAMS information and check the power and ground circuits to the module. Repair circuit as required, clear the DTCs and retest
If the fault persists, contact the Jaguar Land Rover technical helpdesk