See also:

Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the SmartKey, use the mechanical key. - Open the driver's door. - Close the front-passenger door, the rear doors and the tailgate. - Press the lockin ...

General notes
The HOLD function can assist the driver in the following situations:  - when pulling away, especially on steep slopes  - when maneuvering on steep slopes  - when waiting in ...

The Inside
There are some nice, high-grade materials in the R-Class' cabin, but it's showing its age and would have benefited from an update like the exterior received. The most disappointing part of the c ...