See also:

DEF
Important notes on use To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. Adding DEF is one of the tasks performed during maintenance. Under no ...

Important safety notes
Consult an authorized Mercedes-Benz Center if you require information on approved and recommended tires and wheels for summer and winter operation. Advice on purchasing and caring for tires is ...

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 ...