Mercedes-Benz 2013 GLS Class - Manual (Page 101)

Rain-closing feature
When the key is in position 0 in the ignition
lock or is removed, the sliding sunroof closes
automatically:
R
if it starts to rain
R
at extreme outside temperatures
R
after six hours
R
if there is a malfunction in the power supply
The rear of the sliding sunroof is then raised
in order to ventilate the vehicle interior.
i If the sliding sunroof is obstructed when
being closed by the rain-closing feature, it
opens again slightly. The rain-closing fea-
ture is then deactivated.
The sliding sunroof does not close if:
R
it is raised at the rear
R
it is blocked
R
no rain is falling on the area of the wind-
screen being monitored by the rain sensor.
If the vehicle, for example, is under a bridge
or in a carport, the field of the sensor may
be covered.
Resetting
!
If the sliding sunroof still cannot be
opened or closed fully after resetting, con-
tact a qualified specialist workshop.
Reset the sliding sunroof if it does not move
smoothly.
X Turn the key to position 1 or 2 in the ignition
lock.
X Raise the sliding sunroof fully at the rear
(
Y page 98).
X Keep the 3 switch pressed for another
second.
X Make sure that the sliding sunroof can be
fully opened and closed again (
Y page 98).
X If this is not the case, repeat the steps
above again.
Sliding sunroof
99
Opening and closing
Z