Mercedes-Benz GLS Operator's Manual page 258

Display messages
256
Display messages
Radar Sensors Dirty
See Operator's Man‐
ual
6
SRS Malfunction Ser‐
vice Required
6
Front Left Malfunc‐
tion Service
Required or Front
Left Malfunction
Service Required
Possible causes/consequences and M Solutions
The radar sensor system is malfunctioning.
Possible causes are:
dirt on sensors
R
heavy rain or snow
R
when driving on inter-urban roads without traffic or infrastructure,
R
e.g. in desert-like areas
At least one driving system or driving safety system is malfunctioning
or is temporarily unavailable:
®
PRE-SAFE PLUS
R
Active Brake Assist
R
Active Lane Keeping Assist
R
Active Blind Spot Assist
R
Distance Pilot DISTRONIC
R
If the radar sensor system in front is dirty, Active Blind Spot Assist will
not perform a course-correcting brake application.
A warning tone also sounds.
Once the cause of the problem is no longer present, the driving and
drive safety systems will be available again. The display message dis-
appears.
If the display message does not disappear:
Pull over and stop the vehicle safely as soon as possible, paying
X
attention to road and traffic conditions.
Secure the vehicle against rolling away (
X
Switch off the engine.
X
Clean all sensors (
X
Y
Restart the engine.
X
The display message disappears.
The restraint system is malfunctioning.
The 6 warning lamp also lights up in the instrument cluster.
G
WARNING
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in the event of an accident, may not be triggered.
There is an increased risk of injury.
Visit a qualified specialist workshop immediately.
X
For further information about the restraint system, see (
The restraint system has malfunctioned at the front on the left or right.
The 6 warning lamp also lights up in the instrument cluster.
G
WARNING
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in the event of an accident, may not be triggered.
There is an increased risk of injury.
Visit a qualified specialist workshop immediately.
X
page 161).
Y
page 334).
page 44).
Y