DTC U0001-88: High Speed CAN Communication Bus - Bus off: Action

WARNING: This page is about a different car, the 2015 Land Rover LR2, 2014 Land Rover LR2, and 2013 Land Rover LR2. However, it is still accessible from the selected car via links, so may be relevant.

Refer to the appropriate system wiring diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the appropriate system wiring diagrams and check the CAN network circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair circuit as required. Clear DTC and retest