Mercedes-Benz 2003 C-Class Wagon Operator's Manual page 180

Controls in detail
Power windows
Opening and closing the windows with
the SmartKey
The sliding/pop-up roof will also be
opened or closed when the power windows
are operated with the SmartKey.
Warning!
Never operate the windows or slid-
ing/pop-up roof if there is the possibility of
anyone being harmed by the opening or
closing procedure.
In case the procedure causes potential dan-
ger, the procedure can be immediately halt-
ed by releasing the remote control button.
To reverse direction of movement,
press Œ for opening or ‹ for closing.
Aim transmitter eye at the front door
handle.
186
Opening (Summer opening feature)
Press and hold button Πafter un-
locking the vehicle.
The windows and sliding/pop-up roof
begin to open after approximately one
second.
G
Release transmit button to interrupt
procedure.
Closing (Convenience feature)
Press and hold button ‹ after lock-
ing the vehicle.
The windows and sliding/pop-up roof
begin to close after approximately one
second.
Release transmit button to interrupt
procedure.
Ensure that all side windows and the slid-
ing/pop-up roof are properly closed before
leaving the vehicle.
Synchronizing power windows
The power windows must be resynchro-
nized each time after the battery has been
disconnected:
Pull the power window switches until
the side windows are closed and hold
the switches for approximately one
second.