2008 Mercedes SLK-Class Owner's Manual - Page 171

Controls in detail Good visibility Rear window defroster The rear window defroster uses a large amount of power. To keep the battery drain to a minimum, switch off the defroster as soon as the rear window is clear. The defroster is automatically deactivated after approximately 6 to 17 minutes of operation depending on the outside temperature. Warning! Switching on Press the rear window defroster switch F in the control panel of the climate control ( page 174) or the automatic climate control* ( page 184). The indicator lamp on the rear window defroster switch F comes on. Warning! G Do not use the vanity mirror while driving. Keep the mirrors in the sun visors closed while vehicle is in motion. Reflected glare can endanger you and others. Swing sun visors down when you experience glare. To use mirror and switch on mirror lamp*, lift up mirror cover 3. ! The rear window defroster cannot be switched on when the retractable hardtop is open. The indicator lamp starts flashing if the hardtop is open. Close the retractable hardtop first. The rear window defroster can be switched on again. G i Vehicles with interior lighting package*: If sunlight enters through a side window, disengage sun visor from mounting 2 and pivot it to the side. You then can slide the sun visor along the pivot arm to a different position if so desired. Mirror lamp* 1 will switch off as soon as sun visor is disengaged from mounting 2. Any accumulation of snow and ice should be removed from the rear window before driving. Visibility could otherwise be impaired, endangering you and others. ! Vehicles with interior lighting package*: Close mirror cover 3 if open before you disengage the sun visor 4 from mounting 2 and pivot it to the side. 170