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
possible. Please note that your vehicle may
not be equipped with all features
described. This also applies to safetyrelated
systems and functions.
Please read the information on qualified
specialist workshops.
See also:
Safety
The 2012 M-Class was deemed a Top Safety Pick by the Insurance Institute for
Highway Safety, meaning it received the top score of Good in front- and
side-impact crash tests, as well as for roof st ...
BAS PLUS (Brake Assist System Plus)
BAS PLUS is only available in vehicles
equipped with DISTRONIC PLUS.
Observe the "Important safety notes"
section
At speeds above approximately
4 mph (7 km/h), BAS PLUS assists you w ...
Brake fluid level
If you notice that the brake fluid level in
the brake fluid reservoir has fallen to the
MIN mark or less, check the brake system
immediately for leaks. Also check the
thickness of the bra ...