Mercedes-Benz 190 E 2.6 1989 Owner's Manual page 90

Manual Release of Fuel Filler Flap
Bend the top of the right trunk panel (1)
down slightly. Pull the manual release
knob (2) while simultaneously opening
the fuel filler flap.
88
Emergency Operation of Sliding
Roof
The sliding roof can be opened or
closed manually should an electrical
malfunction occur.
Using a screwdriver, flip down cover in
the left side panel of trunk. Insert the
socket wrench (from tool kit) through
the access hole in the panel and place
it on the hex-drive of the electric motor.
Turn the socket wrench (manually).
To slide the roof closed or to raise the
roof at the rear: turn clockwise.
To slide the roof open or to lower the
roof at the rear: turn counterclockwise.