2002 Mercedes SLK-Class Owner's Manual - Page 253

Instruments and controls Operation Driving Instrument cluster display Practical hints Car care Technical data Index Cleaning and care of the vehicle 250 Wiper blades Clean the wiper blade inserts with a clean cloth and detergent solution. Note: For safety reasons, remove electronic key from starter switch before cleaning the wiper blades, otherwise the wiper motor can suddenly turn on and cause injury. Light alloy wheels Mercedes-Benz approved Wheel Care should be used for regular cleaning of the light alloy wheels. Prior to cleaning the inside of the rear window, operate hardtop via the switch until rear shelf (1) is in a vertical position. Leave key in steering lock position 2. The roof will remain in this position for approximately 7 minutes, sufficient time for cleaning the inside of the rear window. If possible, clean wheels once a week with Mercedes-Benz approved Wheel Care, using a soft bristle brush and a strong spray of water. Follow instructions on container. Note: Use only acid-free cleaning materials. The acid could lead to corrosion.