See also:

SmartKey
You have put the wrong SmartKey in the ignition lock. Use the correct SmartKey. The SmartKey is in the ignition lock. Remove the SmartKey. The SmartKey nee ...

Important safety notes
WARNING In order to avoid possible loss of vehicle control, all seat, head restraint, steering wheel and rear view mirror adjustments, as well as fastening of seat belts, must be done before ...

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. WARNI ...