Mercedes-Benz 2016 GL Operator's Manual page 245

It may be the case that objects are highlighted
as well as pedestrians.
Fogged up or dirty windshield
If the windshield in front of the camera is fog-
ged up or dirty on the inside or outside, the
Night View Assist Plus display is affected.
To defrost: check the automatic air condi-
X
tioning settings ( page 158) and fold down
Y
the camera cover (
To defrost the inside of the windshield:
X
fold down the camera cover (
and clean the windshield (
page 382).
Y
page 382)
Y
page 379).
Y
Driving systems
243
Z