2010 Mercedes E-Class Owner's Manual - Page 236

234 Vehicle status messages in the multifunction display Text messages Safety systems Display messages PRE-SAFE Possible causes/consequences and M Solutions Inoperativ The PRE-SAFE® system has failed. All other occupant safety e See systems, such as the air bags, are still available. Operator's X Contact an authorized Mercedes-Benz Center as soon as Manual possible. Functions The PRE-SAFE® Brake is temporarily unavailable. Currently The PRE-SAFE® Brake is deactivated because: Limited Rthe DISTRONIC PLUS cover in the radiator grille is dirty See Operator's Rthe area around the sensors in the front or the rear bumper Manual is dirty Rits PRE-SAFE Practical hints function is impaired as a result of heavy precipitation Rthe radar sensor system is temporarily inoperative due to electromagnetic interference near television and radio transmitter stations, toll stations, speed measuring systems, etc. system is out of the operating temperature range battery voltage is insufficient Rthe Rthe The PRE-SAFE® Brake becomes operational again and the message in the multifunction display disappears when: Rdirt on the radiator grille has fallen off while driving (e.g. slush or snow) Rthe Rthe system recognizes full sensor availability (due to lessening rain or the road surface drying) system is within the operating temperature range If the message in the multifunction display does not disappear: X Clean the DISTRONIC PLUS cover in the radiator grille (Y page 225). X Clean the front and the rear bumper (Y page 225). X Restart the vehicle. X Wait until the battery recovers. PRE-SAFE Functions The PRE-SAFE® Brake is unavailable due to a malfunction. Limited The BAS PLUS may also be unavailable. See X Contact an authorized Mercedes-Benz Center as soon as Operator's possible. Manual