U0046-88: Vehicle Communication Bus C - Bus off: Action

NOTE: Do Not replace the image processing module A for this DTC alone

Using the Jaguar Land Rover approved diagnostic equipment, check for other chassis CAN network related Diagnostic Trouble Code(s) and refer to the relevant DTC index
Refer to the electrical circuit diagrams and check the high speed CAN bus (chassis) circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary. Clear the Diagnostic Trouble Code(s) and retest
If the fault persists contact Jaguar Land Rover technical assistance