DTC U0300-57: Internal Control Module Software Incompatibility - Invalid / incomplete software component: Action

Using the Jaguar Land Rover approved diagnostic equipment, check and update the car configuration file as necessary. Clear the DTCs and retest
Using the Jaguar Land Rover approved diagnostic equipment, re-configure the left/right blind spot monitoring control module with the latest level software. Clear the DTCs and retest. If the fault persists, install a new left/right blind spot monitoring control module