See also:

Purity
Assuring the purity of DEF is particularly important with respect to avoiding malfunctions in the exhaust gas aftertreatment system. If DEF is pumped out of the DEF tank, e.g. during repair wor ...

Folding the rear seat backrest forward
Fully insert the backrest head restraints (). Move the driver's or front-passenger seat forward if necessary. Pull left-hand or right-hand release handle 2 of the seat backrest forwards. ...

Rear fog lamp
To switch on the rear fog lamp: turn the SmartKey in the ignition lock to position 2 or start the engine. Turn the light switch to or (vehicles with front fog lamps), or turn the light s ...