296 Maintenance Torque converter clutch Windscreen washer system If the oil level in the torque converter clutch is too low, the Ф warning lamp in the status area of the on-board computer lights up. General notes Important safety notes G WARNING If windscreen washer concentrate comes into contact with hot components of the engine or the exhaust system, it can ignite. There is a risk of fire and injury. Make sure the windscreen washer concen- trate does not come into contact with the filler neck. Checking the fluid level Maintenance and care Topping up the washer fluid Add a washer fluid concentrate according to Mercedes-Benz Specifications for Service Products Sheet No.
371.0 throughout the entire year. Adjust the mixing ratio to suit the outside temperature. In temperatures above freezing, use a washer concentrate for the summer to prevent smearing. If there is a risk of frost, use a washer fluid concentrate for winter to prevent the water from freezing on the windscreen. : Oil dipstick ; Bleed screw = Filler plug If the oil level in the torque converter clutch is too low, the Ф warning lamp in the status area of the on-board computer lights up. X Park the vehicle on a level surface. X Apply the parking brake. X Shift into neutral. X Start the engine. X Pull out oil dipstick : . The oil level must reach the FULL marking. X Unscrew filter plug = .
Topping up the oil X Mix the washer fluid to the appropriate mix- ing ratio in a container beforehand. X Observe the information on oil ( Y page 367). X Top up the oil. X Remove cap : of washer fluid reservoir ; by pulling it upwards. X Check the engine oil level again. X Top up washer fluid reservoir ; , filling capacity ( Y page 367). X Tighten filler plug = . X Push on cap : until it engages. When the washer fluid level in the washer fluid reservoir is too low, the on-board computer displays a grey event window with the ¦ symbol ( Y page 130).