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Vehicle
Display messages Possible causes/consequences and Solutions You have attempted to start the engine with the transmission in position R or D. Shift the transmission ...

DEF refill bottle
DEF refill bottles can be obtained at many gas stations or at an authorized Mercedes-Benz Center. Refill bottles without a threaded cap do not provide overfill protection. DEF may leak if over ...

Additives in gasoline
One of the main problems of poor fuel quality is the forming of deposits that are caused during the gasoline combustion process. Mercedes-Benz recommends that you use fuel brands that have the ...