See also:

Vehicle
Activating/deactivating the automatic door locking feature If you select the Automatic Door Locking function, the vehicle is centrally locked above a speed of around 9 mph (15 km/h). For furth ...

Important safety notes
WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take the SmartKey with you and lock the vehicle. Do not leave children unattended in the vehicle ...

Interior
The M-Class seats five people on front buckets and a three-place split rear seat that folds to expand cargo space to 81.2 cubic feet. An optional two-place third-row seat increases passenger capac ...