See also:

Purity
Assuring the purity of DEF is particularly important with respect to avoiding malfunctions in the exhaust gas aftertreatment system. If DEF is pumped out of the DEF tank, e.g. during repair wo ...

MAX COOL maximum cooling
The MAX COOL function is only available in vehicles for the USA. MAX COOL is only operational when the engine is running. When you activate MAX COOL, climate control switches to the following ...

Suspension tuning
General notes The electronically controlled damping system works continuously. This improves driving safety and ride comfort. The damping is tuned individually to each wheel and depends on: & ...