See also:

Immobilizer
The immobilizer prevents your vehicle from being started without the correct SmartKey. When leaving the vehicle, always take the SmartKey with you and lock the vehicle. The engine can be started ...

Activating cruise control
You can adopt the current speed if you are driving faster than 20 mph (30 km/h). – Accelerate the vehicle to the desired speed. – Briefly press the cruise control lever up 1 or down 2. – Remo ...

General notes
DISTRONIC PLUS regulates the speed and automatically helps you maintain the distance to the vehicle detected in front. It brakes automatically in order to avoid exceeding the set speed. On lo ...