DTC B100D-87: Column Lock Authorization - Missing message: Action

NOTE: To validate the repair firstly run the engine for at least 60 seconds, then use the Jaguar Land Rover approved diagnostic equipment to check the Diagnostic Trouble Code(s) within the body control module. If the repair is successful this DTC will no longer be set

Using the Jaguar Land Rover approved diagnostic equipment, check the anti-lock brake system control module for related Diagnostic Trouble Code(s) and refer to the relevant DTC index
Using the Jaguar Land Rover approved diagnostic equipment, perform the communication network failure procedure. Refer to the electrical circuit diagrams and check the high speed CAN bus (powertrain) circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary