2009 Mercedes CLS-Class Owner's Manual - Page 352
2009 Mercedes CLS-Class Manual
Page 352 highlights
Technical data Fuels, coolants, lubricants etc. Washer system and headlamp cleaning system G Warning! Washer solvent/antifreeze is highly flammable. Do not spill washer solvent/antifreeze on hot engine parts, because it may ignite and burn. You could be seriously burned. Washer fluid mixing ratio For temperatures above freezing point, use MB Windshield Washer Concentrate "MB SummerFit" and water: R1 part "MB SummerFit" to 100 parts water (1.34 fl oz [40 ml] "MB SummerFit" to 1 gal [4.0 l] water) For temperatures below freezing point, use MB Windshield Washer Concentrate "MB SummerFit" and commercially available premixed washer solvent/antifreeze: R1 part "MB SummerFit" to 100 parts solvent (1.34 fl oz [40 ml] "MB SummerFit" to 1 gal [4.0 l] solvent) 350