U2300-54: Central Configuration - Missing calibration: Action

NOTE:

After updating the car configuration file, set the ignition to on and wait 30 seconds before clearing the Diagnostic Trouble Code(s).
If this DTC is set, DO NOT replace any transmission components (for example, the transmission control module, the mechatronic or the transmission). This DTC does not indicate a transmission issue

Prioritised steps to perform:
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