System difficulties

NOTICE Use of an incorrect program will impair the vehicle's response to the terrain and can reduce the life of the suspension and drive systems. If the system becomes partially inoperabl ...

Selecting HDC

1. Press to switch HDC on and off. 2. Press to increase the set speed. 3. Press to decrease the set speed. HDC can be selected at speeds below 50 mph (80 km/h). HDC can be used in D, R or Comman ...

See also:

Switching on DISTRONIC, storing andmaintaining the current speed
WARNING   The vehicle can be braked when DISTRONIC is activated. For this reason, deactivate DISTRONIC if the vehicle is to be set in motion by other means (e.g. in a car wash or by tow ...

Overheated Engine Protection Operating Mode
This emergency operating mode lets the vehicle be driven to a safe place in an emergency situation. If an overheated engine condition exists, an overheat protection mode which alternates firing gr ...

Parking on Hills
WARNING Parking the vehicle on a hill with the trailer attached can be dangerous. If something goes wrong, the rig could start to move. People can be injured, and both the vehicle and the trail ...