DTC U0001-88: High speed CAN communication bus - Bus off: Action

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2015 Jaguar XKR-S, 2015 Jaguar XKR, 2015 Jaguar XK, 2014 Jaguar XKR-S, and 2014 Jaguar XKR. However, it is still accessible from the selected car via links, so may be relevant.

Check Engine Control Module for stored DTCs. Refer to the appropriate electrical circuit wiring diagrams and check CAN Bus circuit for faults, check CAN circuits for open circuits or shorts to power, ground or other circuits