Driving systems

See also:

Key positions
SmartKey 0 To remove the SmartKey 1 Power supply for some consumers, such as the windshield wipers 2 Ignition (power supply for all consumers) and drive position 3 To start the engine The Sma ...

Service and literature
Your vehicle is covered under the terms of the warranties printed in the Service and Warranty Information booklet. Your authorized Mercedes-Benz Center will exchange or repair any defective parts ...

DEF (BlueTEC vehicles only)
Important notes on use To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. When the supply of DEF is almost used up, the Check Additive See Op ...