See also:

System self-test
The indicator lamp illuminates when you: - turn the SmartKey to position 1 or 2 in the ignition lock - on vehicles with KEYLESS-GO, press the Start/Stop button once or twice If an adult o ...

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 ...

Closing
•► Replace the fuel filler cap and turn it clockwise. The fuel filler cap audibly engages. •► Press the fuel filler flap closed until it engages audibly. If you drive with the fuel ...