2008 Mercedes SL-Class Owner's Manual - Page 41
2008 Mercedes SL-Class Manual
Page 41 highlights
Getting started Unlocking i The SmartKey can only be removed from the starter switch with the gear selector lever in position P. ! If the SmartKey cannot be turned in the starter switch, the starter battery may not be sufficiently charged. Check the starter battery and charge it if necessary ( page 427). Get a jump start ( page 432). To prevent accelerated battery discharge or a completely discharged battery, always remove the SmartKey from the starter switch when the engine is not in operation. SmartKey with KEYLESS-GO* If the SmartKey with KEYLESS-GO is inside the vehicle, pressing the KEYLESS-GO start/stop button on the gear selector lever corresponds to turning the SmartKey to the various starter switch positions. Position 0 Before you press the KEYLESS-GO start/stop button, the vehicle's on-board electronics have the status 0 (as with SmartKey removed). Position 1 Press the KEYLESS-GO start/stop button once. This supplies power for some electrical consumers, such as seat adjustment. i If you now press the KEYLESS-GO start/stop button once again, the ignition (position 2) is switched on KEYLESS-GO start/stop button twice, the power supply is again switched off For more information, see "SmartKey" ( page 104). For information on starting the engine using the SmartKey, see "Starting with the SmartKey" ( page 53). 1 USA only 2 Canada only The SmartKey with KEYLESS-GO must be located in the vehicle. Make sure the gear selector lever is set to P. Do not depress the brake pedal. 41