DTC B100D-81: Column Lock Authorization - Invalid serial data received: Action

WARNING: This page is about a different car, the 2018 Jaguar XF, 2017 Jaguar XF, and 2016 Jaguar XF. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

This DTC is only likely to occur following component replacement applications failing prior to completion.
Prior to clearing this DTC, perform routine - Vehicle Reset.

Using the manufacturer approved diagnostic system, re-configure the body control module with the latest level software
Using the manufacturer approved diagnostic system, perform a CAN network integrity test. Refer to the relevant system wiring diagrams and check the high speed CAN bus (powertrain) circuit for short circuit to ground, short circuit to power, open circuit, high resistance