DTC U2300-64: Central Configuration - Signal plausibility failure: Action

NOTE: The FlexRay wiring harness must not be repaired by making a localised wiring repair. A new wiring harness should be installed.

Using the Jaguar Land Rover approved diagnostic equipment, check and update the car configuration file as necessary. Clear the DTCs and retest
Refer to the electrical circuit diagrams and check the FlexRay bus circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
Using the Jaguar Land Rover approved diagnostic equipment, check the all wheel drive control module for related DTCs and refer to the relevant DTC index
Check the correct rear drive unit is installed to the vehicle. Install the correct rear drive unit as necessary, clear the DTCs and retest