DTC U0401-82: Invalid Data Received from ECM/PCM A - Alive/sequence counter incorrect/not updated: 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, check the engine control module for related DTCs and refer to the relevant DTC index