Mercedes-Benz 2013 GLS Class - Manual (Page 270)

Display messages Possible causes/consequences and M Solutions
T!
÷
inoperative See
Owner's Manual
EBD (electronic brake force distribution), ABS, ESP ® , BAS, PRE-
SAFE ® , the HOLD function, hill start assist and ESP ® trailer stabi-
lisation are unavailable due to a malfunction.
The adaptive brake lights, BAS PLUS and PRE-SAFE
® Brake may
also have failed.
In addition, the ÷, å and ! warning lamps light up in
the instrument cluster and a warning tone sounds.
G
WARNING
The brake system continues to function normally, but without the
functions listed above. The front and rear wheels could therefore
lock, for example, if you brake hard.
The steerability and braking characteristics may be severely affec-
ted. The braking distance may increase in an emergency braking
situation.
If ESP
® is not operational, ESP ® is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Drive on carefully.
X Visit a qualified specialist workshop immediately.
J
Release parking
brake
You are driving with the parking brake applied. A warning tone also
sounds.
X Release the parking brake.
J
Check brake fluid
level
There is insufficient brake fluid in the brake fluid reservoir.
In addition, the red J warning lamp lights up in the instrument
cluster and a warning tone sounds.
G
WARNING
The braking efficiency may be impaired.
There is a risk of an accident.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driving
under any circumstances.
X Secure the vehicle against rolling away ( Y page 180).
X Consult a qualified specialist workshop.
X Do not top up the brake fluid. This does not correct the fault.
#
Check brake pad
wear
The brake pads/linings have reached their wear limit.
X Visit a qualified specialist workshop.
268
Display messages
On-board computer and displays