Problems with the fuel and fuel tank

See also:

Fuse box in the engine compartment
Make sure that no moisture can enter the fuse box when the cover is open. When closing the cover, make sure that it is lying correctly on the fuse box. Moisture seeping in or dirt could otherwise ...

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 ...

Warning and indicator lamps
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