2009 Mercedes SL-Class Owner's Manual - Page 107
2009 Mercedes SL-Class Manual
Page 107 highlights
Controls in detail Wipers Wipers Notes ! Do not operate the wipers when the windshield is dry. Dust that accumulates on a windshield might scratch the glass and/or damage the wiper blades when wiping occurs on a dry windshield. If it is necessary to operate the wipers in dry weather conditions, always operate the wipers with washer fluid. Windshield wipers Switching windshield wipers on/off 0 I II Windshield wipers off Intermittent wiping Normal wiper speed III Fast wiper speed X Turn the combination switch in direction of arrow 1 to the desired position, depending on the intensity of the rain. ! If you have set intermittent wiping, dirt on the surface of the rain sensor or optical effects may cause the windshield wipers to wipe in an undesired fashion. This could then damage the windshield wiper blades or scratch the windshield. You should therefore switch off the windshield wipers when weather conditions are dry. Intermittent wiping interval is dependent on wetness of windshield. After the initial wipe, pauses between wipes are automatically controlled by the rain sensor. X Turn the combination switch to position I. Intermittent wiping is interrupted when the vehicle is at a standstill and a door is opened. This protects persons getting into or out of the vehicle from being sprayed. Intermittent wiping will be continued when all doors are closed and Rthe automatic transmission is in drive position D or reverse gear R or Rthe wiper setting is changed using the com- Intermittent wiping Only switch on intermittent wiping under wet weather conditions or in the presence of precipitation. Combination switch 1 Switching on windshield wipers 2 Single wipe Wiping with washer fluid X Switch on the ignition. ! Do not leave windshield wipers on an intermittent setting when the vehicle is taken to an automatic car wash or during windshield cleaning. Windshield wipers will operate in the presence of water sprayed on the windshield, and windshield wipers may be damaged as a result. bination switch Z 105