Mercedes-Benz GLC Owner's Manual page 345

Display messages
342
Display messages
!
Parking brake Parking brake inop‐
erative erative
J
Check brake fluid Check brake fluid
level level
#
Check brake pad Check brake pad
wear wear
Possible causes/consequences and M M Solutions
The yellow ! warning lamp lights up. The red ! indicator
lamp flashes for about ten seconds after the electric parking brake
inop‐
has been applied or released. It then goes out or remains lit.
The electric parking brake is malfunctioning, e.g. because of over-
voltage or undervoltage.
Rectify the cause of the overvoltage or undervoltage, e.g. by
X
charging the battery or restarting the engine.
Apply or release the electric parking brake.
X
If the electric parking brake still cannot be applied or released:
Switch off the ignition and turn it back on.
X
Apply or release the electric parking brake.
X
If the electric parking brake still cannot be released:
Consult a qualified specialist workshop.
X
If it is still not possible to apply the electric parking brake:
Consult a qualified specialist workshop.
X
The yellow ! warning lamp lights up and the red ! indicator
lamp flashes.
It is not possible to apply the electric parking brake manually.
Shift the transmission to position P.
X
Consult a qualified specialist workshop.
X
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
Braking efficiency may be impaired.
There is a risk of an accident.
Pull over and stop the vehicle safely as soon as possible, paying
X
attention to road and traffic conditions. Do not continue driving
under any circumstances.
Secure the vehicle against rolling away (
X
Consult a qualified specialist workshop.
X
Do not top up the brake fluid. This does not correct the fault.
X
The brake pads/linings have reached their wear limit.
Consult a qualified specialist workshop.
X
page 219).
Y