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What to do if …
310
Problem Possible cause/consequence Suggested solutions
-
The yellow ABS indicator
lamp comes on while the
engine is running.
The ABS is temporarily not
available. The ESP
®
and the BAS
are also unavailable.
The self-diagnosis has not been
completed yet.
The brake system is still
functioning normally but without
the systems specified above.
The indicator lamp will go out after driving a short distance at a vehicle
speed of above 12 mph (20 km/h).
If the ABS indicator lamp does not go out:
X
Continue driving with added caution.
X
Have the system checked at an authorized Mercedes-Benz Center
as soon as possible.
Failure to follow these instructions increases the risk of an accident.
; (USA only)
3 (Canada only)
The red brake warning lamp
comes on while driving and an
acoustic warning sounds.
You are driving with the parking
brake engaged.
X
Release the parking brake.
; (USA only)
3 (Canada only)
The red brake warning lamp
comes on while the engine is
running.
There is insufficient brake fluid in
the reservoir.
X
Risk of accident! Do not drive any further. Stop the vehicle in a safe
location as soon as it is safe to do so.
X
Engage the parking brake.
X
Read and observe messages that may appear in the multifunction
display (Y page 279).
X
Contact an authorized Mercedes-Benz Center. Do not add brake
fluid! This will not solve the problem.
G
Warning!
Driving with the brake warning lamp illuminated can result in an accident. Have your brake system checked immediately if the brake warning
lamp stays on. Do not add brake fluid before checking the brake system.
Practical hints