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

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

NOTE: Warning Indicator is not directly controlled by the steering angle sensor module. The steering angle sensor module only stops sending valid information

Using the Jaguar Land Rover Approved Diagnostic Equipment, perform a CAN network integrity test. Refer to the appropriate system wiring diagrams and check the high speed CAN bus (chassis) circuit for short circuit to ground, short circuit to power, open circuit, high resistance