See also:

Checking the coolant level
1. Do not open the hood until the engine has cooled down. 2. Turn the expansion tank cap counterclockwise slightly to allow any accumulated pressure to escape; then continue turning to open. ...

Warning of people in danger
If the system detects a person in the defined area in front of the vehicle and if there is the danger of a collision with this person, a warning symbol appears in the Control Display and Hea ...

Switch off the engine during longer stops
Switch off the engine during longer stops, e.g., at traffic lights, railroad crossings or in traffic congestion. Fuel savings are achieved after the vehicle is switched off for only approx. 4 s ...