On-board computer and displays

See also:

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 ...

Problems with the engine
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Menu overview
Press the or  button on the steering wheel to call up the menu bar and select a menu. Operating the on-board computer  . Depending on the equipment installed in the vehicle, you ca ...