DTC U2300-54: Central Configuration - Missing calibration: Action

NOTE: After updating the car configuration file, turn the engine on and wait 160 seconds before clearing the Diagnostic Trouble Code(s)

Using the Jaguar Land Rover approved diagnostic equipment, check and update the car configuration file as necessary. Clear the Diagnostic Trouble Code(s) and retest
Using the Jaguar Land Rover approved diagnostic equipment, check the gateway module for related Diagnostic Trouble Code(s) and refer to the relevant DTC index