See also:

Installing the ball coupling
WARNING If the vehicle/trailer combination is not secured, the trailer may come loose. As a result, you could cause an accident. Therefore, make sure that the ball coupling is secured with th ...

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 wo ...

Clearing the memory of the integratedgarage door opener on the rear-viewmirror
► Turn the SmartKey to position 2 in the ignition lock. ► Press transmitter buttons 2 and 4. The indicator lamp lights up yellow. ► Press and hold transmitter buttons 2 and 4 ...