2011 Mercedes SL-Class Owner's Manual - Page 235

Vehicle status messages in the multifunction display Display messages DISTRONIC Possible causes/consequences and M Solutions 233 Currently Distronic is deactivated because: Unavailabl RThe Distronic cover in the radiator grille is dirty. e. See RThe functionality is impaired by heavy precipitation or fog. Oper. RThe system is overheated. Manual X Rdirt Rthe Rthe on the radiator grille has fallen off while driving (e.g. slush or snow) system recognizes full sensor availability (due to lessening rain or the road surface drying) message in the multifunction display disappears You can then operate Distronic as usual again. DISTRONIC Currently Distronic is deactivated because the functionality is impaired Unavailabl by external interferences, e.g. high-frequency sources such as toll stations, speed measuring systems etc. e. See Oper. X Leave the area of the external interference. Manual X Activate Distronic again (Y page 136) when the message in the multifunction display disappears. Distronic is deactivated because the Distronic sensor has not sensed any other vehicles or objects, e.g. road sign or such, for a long time. X Activate Distronic again (Y page 136) when the message in the multifunction display disappears. Z Practical hints If necessary, clean the Distronic cover in the area of the radiator grille (Y page 218). X If necessary, wait until the system has cooled down. X Restart the vehicle. Distronic becomes operational again without the engine being restarted when