DTC B100D-62: Column Lock Authorisation - Signal compare failure: Action

WARNING: This page is about a different car, the 2015 Jaguar XF, 2014 Jaguar XF, and 2013 Jaguar XF. However, it is still accessible from the selected car via links, so may be relevant.

Using the manufacturer approved diagnostic system, clear the DTCs and perform routine - On Demand Self Test (0x0202). If the fault persists, re-configure as a new module
Using the manufacturer approved diagnostic system, perform a CAN network integrity test. Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the high speed CAN bus (powertrain) circuit for short circuit to ground, short circuit to power, open circuit, high resistance