Mercedes-Benz GL Operator's Manual page 297

Display messages Possible causes/consequences and M M Solutions
The red F (USA only)/! (Canada only) indicator lamp
flashes and the yellow ! warning lamp lights up.
The electric parking brake is malfunctioning.
To release:
Switch off the ignition and turn it back on.
X
Release the electric parking brake manually.
X
To apply:
Switch off the ignition and turn it back on.
X
Apply the electric parking brake manually.
X
If the red F (USA only)/! (Canada only) indicator lamp
continues to flash:
Do not drive on.
X
Secure the vehicle against rolling away (
X
Shift the transmission to P.
X
Turn the front wheels towards the curb.
X
Consult a qualified specialist workshop.
X
The yellow ! warning lamp lights up. The red F (USA
only)/! (Canada only) 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.
Switch off the ignition and turn it back on.
X
Apply the electric parking brake.
X
If it is not possible to engage the electric parking brake:
Shift the transmission to P.
X
Visit a qualified specialist workshop.
X
If it is not possible to release the electric parking brake:
Release the electric parking brake automatically (
X
If the electric parking brake still cannot be released:
Consult a qualified specialist workshop.
X
Display messages
page 428).
Y
page 189).
Y
295
Z