See also:

Using the system's menus
Selections in the RSE menus are made using the remote control. See page 251 for more information about the RSE menus. ...

Standby mode due to action by the driver
ACC is temporarily deactivated and put in standby mode: • when the brakes are applied • if the driver's seat belt is taken off • If the driver's door is opened • if the gear selector is moved to ...

Temporary shut-off of the air conditioning
The air conditioning is momentarily disengaged during full-throttle acceleration or when driving uphill with a trailer. This may result in a temporary increase in cabin temperature. ...