See also:

Drowsiness detection on the basis of more than 70 parameters
With the drowsiness detection system ATTENTION ASSIST, the 2010 Mercedes-Benz S-Class has a very sensitive feel for the attention level of its driver, and warns him in good time when he becomes dr ...

Gasoline
Fuel grade You should only refuel with unleaded premium-grade gasoline as this avoids damaging the catalytic converter. If engine running problems are apparent, have the cause checked immedia ...

System self-test
The indicator lamp illuminates when you: • turn the SmartKey to position 1 or 2 in the ignition lock • press the KEYLESS-GO Start/Stop button once or twice If an adult occupant is properly s ...