Mercedes-Benz C-Class 2014 Owner's Manual page 324

Display messages
!
Parking brake Parking brake inop‐ inop‐
erative erative
Possible causes/consequences and M M Solutions
The yellow ! warning lamp lights up. If you manually apply or
release the electric parking brake, the red ! indicator lamp
flashes.
The electric parking brake is malfunctioning. It is not possible to
apply the electric parking brake manually.
Vehicles with manual transmission: switch off the ignition.
X
The electric parking brake is applied automatically.
Vehicles with automatic transmission: shift the transmission
X
to P, as the electric parking brake is not applied automatically.
Visit a qualified specialist workshop.
X
If it is not possible to release the electric parking brake manually:
Release the electric parking brake automatically (
X
The yellow ! warning lamp lights up. The red ! indicator
lamp flashes for about ten seconds after the electric parking brake
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:
Visit 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.
Vehicles with manual transmission: engage first gear.
X
Vehicles with automatic transmission: shift the transmission
X
to P.
Visit a qualified specialist workshop.
X
Display messages
page 209).
Y
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