See also:

Call priority
When service calls are active, e.g. Roadside Assistance or MB Info calls, an emergency call can still be initiated. In this case, an emergency call will take priority and override all other active ...

Extending/retracting the roller sunblind
Make sure that the roller sunblind can move freely. Otherwise, the roller sunblind or other objects could be damaged. Turn the SmartKey to position 2 in the ignition lock. To extend o ...

Conditions for activation
RACE START can be activated when:  - the doors are closed.  - the engine is running and it has reached an operating temperature of approximately 176  °F (80 °C). This is the case ...