2009 Mercedes CLS-Class Owner's Manual - Page 246

Operation Vehicle care ! Only use window cleaning solutions that are suitable for plastic lamp lenses. Window cleaning solutions which are not suitable may damage the plastic lamp lenses of the headlamps. Therefore, do not use abrasives, solvents or cleaners that contain solvents. Cleaning the Distronic system sensor cover with plenty of water and a non-scratching cloth to clean sensor cover 1. X ! Applying strong pressure may damage the sensor covers. Cleaning the windows and the wiper blades ! The windshield wipers must be in a vertical position before folding them away from the windshield. They could otherwise damage the hood. Never open the hood when the wiper arms are folded forward. X X X X Restart the engine after cleaning sensor cover 1. Cleaning the Parktronic system sensors Parktronic system sensors are located in the front and rear bumper. Make sure the hood is fully closed. Switch on the ignition. Turn combination switch to wiper setting u (Y page 101). With wiper arms in vertical position, switch off the ignition. 1 Parktronic system sensors in front 1 Distronic system sensor cover X X X bumper X X Switch off the ignition. Only clean sensor cover 1 by hand. Use a mild vehicle wash detergent, such as Mercedes-Benz approved Car Shampoo, Only clean sensors 1 by hand. Use a mild vehicle wash detergent, such as Mercedes-Benz approved Car Shampoo, with plenty of water and a soft, nonscratching cloth to clean sensors 1 on the bumpers. G Warning! For safety reasons, switch off wipers and remove SmartKey from starter switch (vehicles with KEYLESS-GO: Make sure the vehicle's on-board electronics have status 0) before cleaning the windshield and/or the wiper blades. Otherwise, the wiper motor could suddenly turn on and cause injury. 244