2009 Mercedes S-Class Owner's Manual - Page 138

Controls in detail Automatic transmission C Comfort S Sport M Manual For standard driving For sporty driving For manual gearshifting automatic program mode (C or S) when the engine is restarted. Upshift indicator 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 The current program mode appears in the multifunction display (Y page 134). For information on automatic program mode (C or S), see "Automatic shift program" (Y page 133) and "One-touch gearshifting" (Y page 134). 1 Current gear 2 Upshift indicator 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 Briefly press the gear selector lever to the right in the D+ direction. Briefly pull right gearshift control 2 (Y page 134). The automatic transmission shifts into the next higher gear. or X In manual program mode M, upshift indicator 2 in the multifunction display advises you to upshift before the engine reaches the overspeed range. In addition, symbol ^ may appear instead of manual program mode symbol M in the multifunction display. Thus you can drive at the maximum engine speed for each gear without overrevving the engine. X Shift the automatic transmission from current gear 1 into the next higher gear. The fuel supply will otherwise be interrupted to prevent the engine from overrevving. 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. 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 136