DTC U3000-4B: Control Module - Over temperature: Action

NOTE: To validate the repair and clear this DTC, switch the ignition off, wait for the network to go in to sleep mode, this will be indicated by the hazard warning switch back light extinguishing. Wait another 20 seconds, then set the ignition to on.

Allow sufficient time for the unit to cool
Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new brake booster module, then run the diagnostic routine - Test Brake Booster Actuator (0x3063) - to confirm operation