Mercedes-Benz 2010 GLK-Class Operator's Manual page 293

Problem
!
d
The red brake warning
lamp comes on while
driving. In addition, the
yellow ABS indicator
lamp, and the yellow
®
ESP warning lamp
come on and an
acoustic warning
sounds.
$ (USA only)
J (Canada only)
The red brake warning
lamp comes on while
driving and an acoustic
warning sounds.
$ (USA only)
J (Canada only)
The red brake warning
lamp comes on while
the engine is running.
G
Warning!
Driving with the brake warning lamp
illuminated can result in an accident. Have
your brake system checked immediately if the
brake warning lamp stays on. Do not add
brake fluid before checking the brake system.
Overfilling the brake fluid reservoir can result
in spilling brake fluid on hot engine parts and
Possible causes/consequences and M Solutions
The Electronic Brake Proportioning (EBP) switched off due to a
malfunction.
The ABS, the BAS, and the ESP
The brake system is still functioning normally but without the
systems specified above available.
X
Continue driving with added caution. Wheels may lock during
hard braking, reducing steering capability.
X
Adjust driving to be consistent with reduced braking
responsiveness.
X
Read and observe messages that may appear in the
multifunction display (
X
Have the system checked at an authorized Mercedes-Benz
Center as soon as possible.
Failure to follow these instructions increases the risk of an
accident.
You are driving with the parking brake engaged.
X
Release the parking brake.
There is insufficient brake fluid in the reservoir.
Risk of accident!
X
Do not drive any further. Stop the vehicle in a safe location as
soon as it is safe to do so.
X
Engage the parking brake.
X
Read and observe messages that may appear in the
multifunction display (
X
Contact an authorized Mercedes-Benz Center.
Do not add brake fluid! This will not solve the problem.
®
are also switched off.
Y page 262).
Y page 262).
the brake fluid catching fire. You can be
seriously burned.
! If you find that the brake fluid in the brake
fluid reservoir has fallen to the minimum
mark or below, have the brake system
checked for brake pad thickness and leaks.
What to do if ...
Z
291