Restarting the tyre pressure monitoring system
Requirements:
The recommended tyre pressure is correctly set for the respective operating status on all of the wheels More.
Restart the tyre pressure monitoring system in the following situations:
The tyre pressure has changed.
The wheels or tyres have been changed or newly fitted.
Swipe downwards on Touch Control on the left-hand side of the steering wheel.
The Use current tyre pressures as new reference values? message is shown in the multifunction display.
To restart, press Touch Control on the left-hand side of the steering wheel.
The Tyre press. monitor restarted message is shown in the multifunction display.
Current warning messages are deleted and the yellow 
warning lamp goes out.
After you have been driving for a few minutes, the system checks whether the current tyre pressures are within the specified range. The current tyre pressures are then accepted as reference values and monitored.
Be sure to also pay attention to the following related topic:
Notes on tyre pressure More