2011 Mercedes C-Class Owner's Manual - Page 157

Driving tips ROnly 155 G Warning! The outside temperature indicator is not designed to serve as an ice-warning device and is therefore unsuitable for that purpose. Indicated temperatures just above the freezing point do not guarantee that the road surface is free of ice. The road may still be icy, especially in wooded areas or on bridges. Ryou may not attach snow chains to all wheel-tire combinations; see the "Tires and wheels" section in the "Technical data" chapter. Rmount snow chains only in pairs and only on the rear wheels. Observe the manufacturer's installation instructions. G Warning On slippery road surfaces, never downshift in order to obtain braking action. This could result in drive wheel slip and reduced vehicle control. Your vehicle's ABS will not prevent this type of loss of control. ! If snow chains are mounted on the front wheels, the snow chains could grind against the bodywork or components of the chassis. This could result in damage to the vehicle or the tires. ! Vehicles with steel wheels If you wish to mount snow chains to steel wheels, make sure that you remove the respective wheels' hubcaps first. The hubcaps may otherwise be damaged. i You may wish to deactivate ESP®(Y page 63) when pulling away with snow chains installed. This way you can allow the wheels to spin in a controlled manner, achieving an increased driving force (cutting action). Slippery road surfaces G Warning You should drive particularly carefully on slippery road surfaces. Avoid sudden acceleration, steering and braking maneuvers. Do not use cruise control. If the vehicle threatens to skid or cannot be stopped when moving at low speed: X Vehicles with manual transmission: engage neutral. X Vehicles with automatic transmission: shift the transmission to position N. i For more information on driving with snow chains, see (Y page 154). G Warning Make sure that you do not endanger other road users when you apply the brakes. Driving abroad An extensive Mercedes-Benz Service network is also available in other countries. The Service Hotline's current telephone numbers for use when you are abroad are to be found Z If the vehicle becomes stuck in snow, make sure snow is kept clear of the exhaust pipe and from around the vehicle with the engine running. Otherwise, deadly carbon monoxide Driving and parking use snow chains when driving on an area completely covered by snow. Do not exceed the maximum permissible speed of 30 mph (50 km/h). Remove the snow chains as soon as possible when you are no longer driving on snow-covered roads. RLocal regulations may restrict the use of snow chains. Applicable regulations must be observed if you wish to mount snow chains. RSnow chains must not be mounted on emergency spare wheels. If you intend to mount snow chains, please bear the following points in mind: (CO) gases may enter vehicle interior resulting in unconsciousness and death. To assure sufficient fresh air ventilation, open a window slightly on the side of the vehicle not facing the wind.