2011 Mercedes R-Class Owner's Manual - Page 174
2011 Mercedes R-Class Manual
Page 174 highlights
172 Driving tips For this reason, in the event of heavy rain or in conditions in which hydroplaning can occur you must drive in the following manner: RLower Driving and parking your speed ruts RBrake carefully RAvoid Onboard Diagnosis System may otherwise provide inaccurate values. Some of these values are required by law and must therefore always be accurate. Slippery road surfaces G Warning 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 (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. Driving on flooded roads ! Do not drive through flooded areas. Check the depth of any water before driving through it. Drive slowly through standing water. Otherwise, water may enter the vehicle interior or the engine compartment. This can damage the electronic components in the engine or the automatic transmission. Water can also be drawn in by the engine's air suction nozzles and this can cause engine damage. Prevent water from entering the vehicle interior or engine compartment. If you have to drive through standing water, please note that: Rthe maximum permissible still water depth is 10 in. (25 cm). Ryou should drive no faster than at walking pace. i Vehicles with the AIRMATIC package: if you have set the raised vehicle level before driving through standing water, the maximum water depth is 12 in. (30 cm). Winter driving General notes Have your vehicle winterproofed at a qualified specialist workshop, e.g. at an authorized Mercedes-Benz Center, at the onset of winter. Observe the notes in the "Winter operation" section (Y page 172). 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. 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. 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 Shift the transmission to position N. i Vehicles with a diesel engine: do not cover the radiator, e.g. with a protective cover. The measuring function of the i For more information on driving with snow chains, see .