See also:

Snow chains
For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...

Making adjustments in 1 mph (Canada:

1 km/h) increments
Briefly press the cruise control lever to the pressure point, up 1 for a higher speed or down 2 for a lower speed. The last speed stored is increased or reduced. ...

High-beam headlamps (halogen headlamps)/cornering lamps (Bi-Xenon headlamps)
•► Switch off the lights. •► Open the hood. •► Turn housing cover 1 counter-clockwise and pull it out. •► Turn bulb holder 2 counter-clockwise and pull it out. •υ ...