DTC U3000-05: Control Module - System programming failures: Action

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, 2016 Land Rover Range Rover, 2015 Land Rover Range Rover, and 2014 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: This DTC does not represent a fault and is triggered by routine diagnostic activity when the air suspension is requested to operate in tight tolerance mode

This DTC is not a fault but is logged when the air suspension has been set in tight tolerance mode. Use the Jaguar Land Rover Approved Diagnostic Equipment to set system into normal (customer) mode