Mercedes-Benz SL Roadster 2012 Owner's Manual page 256

Display messages
!
Parking brake Parking brake inop‐ inop‐
erative erative
!
Turn on the igni‐ Turn on the igni‐
tion to release tion to release
the parking brake the parking brake
J
Check brake fluid Check brake fluid
level level
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
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
The red ! indicator lamp flashes and the yellow ! warning
lamp is lit.
It is not possible to apply the electric parking brake manually.
Move the transmission selector lever to P.
X
Visit a qualified specialist workshop.
X
The red ! indicator lamp lights up.
You attempted to release the electric parking brake while the igni-
tion was switched off.
Key: turn the key to position 1 in the ignition lock.
X
KEYLESS-GO: switch on the ignition.
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 to prevent it from rolling away (
X
Consult a qualified specialist workshop.
X
Do not top up the brake fluid. This does not correct the fault.
X
Display messages
page 175).
Y
253
Z