See also:

DEF
Important safety notes For BlueTEC vehicles only. DEF is a non-flammable, non-toxic, colorless, odorless and water-soluble fluid. Rinse surfaces that have come into contact with DEF immediately ...

Driving systems
Problem Possible causes/consequences and Solutions The red distance warning lamp lights up while the vehicle is in motion. A warning tone also sounds. Risk of accide ...

Safety
The R-Class received a Good overall score — the highest rating possible — in the Insurance Institute for Highway Safety's frontal-offset and side-impact crash tests. It hadn't yet undergone IIHS' ...