Setting the air vents

See also:

Overview of warning and indicator lamps
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Rear-view mirror
X Adjust the rear-view mirror by hand so you have a good overview of the traffic conditions behind you. ...

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 ...