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 ...

Problems with fuel and the fuel tank
Problem Possible causes/consequences and Solutions Fuel is leaking from the vehicle. Risk of explosion or fireThe fuel line or the fuel tank is defective. Turn the ...

Setting climate control to automatic
WARNING If you switch off the cooling function, the vehicle will not be cooled when weather conditions are warm. The windows can fog up more quickly. Window fogging may impair visibility and ...