Mercedes-Benz 2011 CL-Class Operator's Manual page 355

Display messages Possible causes/consequences and M Solutions
The yellow F (USA only)/ ! (Canada only) warning lamp
flashes.
The power supply for the electric parking brake was interrupted.
X
Pull the electric parking brake lever.
or
X
Pull away carefully.
or
X
Pull the electric parking brake lever until the display message
disappears.
The red F (USA only)/ ! (Canada only) indicator lamp
flashes and the yellow F (USA only)/ ! (Canada only)
warning lamp lights up.
The electric parking brake is malfunctioning.
X
Switch off the ignition and turn it back on.
X
Apply or release the electric parking brake.
or
X
Pull away carefully.
X
Visit a qualified specialist workshop.
The yellow F (USA only)/ ! (Canada only) warning lamp
lights up. The red F (USA only)/ ! (Canada only) indicator
lamp flashes for approximately 10 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
or undervoltage.
X
Pull away carefully.
X
Visit a qualified specialist workshop.
In the event of over or undervoltage:
X
Remove the cause for the over or undervoltage, e.g. by charging
the battery or restarting the engine.
X
Switch the ignition off and on, and then apply or release the
electric parking brake.
If this does not release the electric parking brake:
X
Do not drive on.
X
Consult a qualified specialist workshop.
Display messages
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