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&n ...

Important safety notes

DSR is an aid to assist you when driving downhill. It keeps the speed of travel at the speed selected on the on-board computer. The steeper the downhill gradient, the greater the DSR braking eff ...

See also:

Deselecting valet mode
When you enter the vehicle, touch the Valet button to view the Valet mode screen. Enter your 4 digit PIN and touch the OK button. Valet mode deactivated is displayed to indicate that your PIN has ...

Rear Seat Audio (RSA) System
Vehicles with this feature allow the rear seat passengers to listen to and control any of the music sources: radio, CD, DVD, or other auxiliary sources. The rear seat passengers can control the same ...

Useful information
This Operator's Manual describes all models and all standard and optional equipment of your vehicle available at the time of publication of the Operator's Manual. Country-specific differences are ...