See also:

Cruise control lever
1 To store the current speed or a higher speed 2 To store the current speed or a lower speed 3 To deactivate DISTRONIC 4 To store the current speed or to call up the last stored speed ...

Unlocking the driver's door(mechanical key)
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigge ...

4MATIC (permanent four-wheel drive)
4MATIC ensures that all four wheels are permanently driven. Together with ESP® and 4ETS, it improves the traction of your vehicle whenever a drive wheel spins due to insufficient grip. WARNING&nb ...