2008 Mercedes SL-Class Owner's Manual - Page 184

Controls in detail Automatic transmission Activating manual shift program Press program mode selector switch repeatedly until the M for MANUAL program mode appears in the right multifunction display. The transmission switches to the MANUAL program mode. Automatic shifting is switched off. The gear range is not limited. You can change the gears manually when the gear selector lever is in drive position D. You can upshift or downshift through the gears in succession. Upshifting If you have selected the AMG menu in the control system and you are driving in the MANUAL program mode, upshift indicator 2 in the right 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. ! In the MANUAL program mode, the transmission will not upshift, even if the engine has reached its overrevving range. Shift up to 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 ( page 26). Otherwise the engine could be damaged which is not covered by the Mercedes-Benz Limited Warranty. Briefly press the gear selector lever to the right in the D+ direction. or Briefly pull right shift paddle 2 ( page 181). The transmission shifts to the next higher gear. If, instead of the manual program mode symbol M, the symbol p appears in the right multifunction display ( page 178), shift to the next higher gear. The fuel supply will otherwise be interrupted to prevent the engine from overrevving. i The MANUAL program mode will not be stored. When the engine is turned off with the MANUAL program mode selected, the transmission will go to the automatic program mode (C or S) when the engine is restarted. 1 Gear indicator 2 Upshift indicator Shift to the next higher gear. The fuel supply will otherwise be interrupted to prevent the engine from overrevving. 183