2010 Mercedes ML-Class Owner's Manual - Page 118

116 Automatic transmission upshifting or downshifting using the steering wheel gearshift control. Upshifting ! In manual program mode M, the automatic transmission will not upshift, even if the engine has reached its overrevving range. Shift up into the next gear before the engine has reached its overrevving range. Make absolutely certain that the engine speed does not reach the red marking on the tachometer. Otherwise the engine could be damaged which is not covered by the Mercedes-Benz Limited Warranty. X Controls in detail Program mode selector switch C Comfort S Sport M Manual For standard driving For sporty driving For manual gearshifting Briefly pull right gearshift control ; (Y page 115). The automatic transmission shifts into the next higher gear. Upshift indicator The current program mode appears in the multifunction display (Y page 114). For information on automatic program mode (C or S), see "Automatic shift program" (Y page 114) and "One-touch gearshifting" (Y page 115). Activating manual shift program Press the program mode selector switch repeatedly until M appears in the multifunction display. The automatic transmission switches to manual program mode M. Automatic shifting is switched off. The gear range is not limited. You can change the gears manually with drive position D selected. You can upshift or downshift through the gears in succession. X In manual program mode M, upshift indicator ; in the multifunction display advises you to upshift before the engine reaches the overspeed range. Thus you can drive at the maximum engine speed for each gear without overrevving the engine. X Shift the automatic transmission from current gear : into the next higher gear. The fuel supply will otherwise be interrupted to prevent the engine from overrevving. i Manual program mode M will not be stored. When the engine is turned off with manual program mode M selected, the automatic transmission will go to automatic program mode (C or S) when the engine is restarted. Downshifting 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.