See also:

Have diesel exhaust fluid refilled
This exhaust fluid is refilled by your service center during regular maintenance. If you adhere to this maintenance schedule, it is usually not necessary to refill any fluids between the mainten ...

Deactivating/activating DTC Dynamic Traction Control
The system can be deactivated/activated via the TRACTION and SPORT+ programs of the Dynamic Driving Control. ...

The concept
The DTC system is a version of the DSC in which forward momentum is optimized. The system ensures maximum forward momentum on special road conditions, e.g., unplowed snowy roads, but driving st ...