2008 Mercedes C-Class Owner's Manual - Page 275

Controls in detail Power tilt/sliding sunroof i When the tilt/sliding sunroof is open, resonance noises may result in addition to the usual wind noises. They are caused by minimal pressure changes in the passenger compartment. To reduce or eliminate these noises, change the position of the tilt/sliding sunroof or open a side window slightly. i You can also open or close the tilt/sliding sunroof using the SmartKey, see "Summer opening feature" ( page 123) and "Convenience closing feature" ( page 124). i With the SmartKey in starter switch position 0 or removed from the starter switch, the tilt/sliding sunroof can be operated until you open the driver's or passenger door for up to approximately 5 minutes 1 Push up to raise sunroof at rear 2 Push back to slide sunroof open 3 Pull down to close the sunroof With the sunroof closed or tilted open, a screen can be slid into the roof opening to help provide shade. When sliding the sunroof open, the screen will also retract. Screen Switch on the ignition. To open, close, raise or lower, move the switch to resistance point in the required direction 1 to 3 until the tilt/sliding sunroof has reached the desired position. 274