2005 Mercedes SLK-Class Owner's Manual - Page 128

Controls in detail Control system Resetting all settings You can reset all the functions of all submenus to the factory settings. Press the reset button Jon the instrument cluster ( page 24) for approximately three seconds. The request to press the reset button Jonce more to confirm appears in the multifunction display. i For safety reasons, the following functions cannot be reset while driving: the function Lamp circuit headlamp mode in the Lighting submenu the function Key-dependent in the Convenience submenu The following message appears in the multifunction display: Lighting (or Convenience) Cannot be completely reset to factory settings while driving. i Your individual settings will not be reset unless you confirm the action by pressing the reset button Jagain. After five seconds the Settings...menu reappears in the multifunction display. Press the reset button Jagain. The functions of all submenus will be reset to the factory settings. The message Reset to factory settings appears in the multifunction display. 128