DTC B100D-42: Column Lock Authorization - General memory failure: Action

Using JLR approved diagnostic equipment, check datalogger signal - Main ECU Voltage Supply (0xDD02). Refer to the relevant section of the service information and test the battery and charging system
Using JLR approved diagnostic equipment, clear the DTCs. Perform routine - On Demand Self Test (0x0202). Perform a CAN network integrity test. If the fault persists, install a new electric steering column lock control module and configure as a new module