
Driving safety systems
Problem
Possible causes/consequences and
M
Solutions
!
Yellow warning
lamp lights up.
Colour display:
Sys‐
tem inoperative
appears.
ABS is malfunctioning. Other driving systems may be deactiva-
ted.
If ABS is faulty, there is also a possibility that other driving
systems may be unavailable.
Observe the information on the ABS warning lamp and display
messages which may be shown in the instrument cluster.
G
WARNING
If ABS is faulty, the wheels could lock when braking. The
steerability and braking characteristics may be severely
impaired. Additionally, further driving safety systems are
deactivated. There is an increased danger of skidding and
accidents.
Drive on carefully. Have ABS checked immediately at a quali-
fied specialist workshop.
When ABS is malfunctioning, other systems, including driving
safety systems, will also become inoperative. Observe the
information on the ABS warning lamp and display messages
which may be shown in the instrument cluster.
X
Pull over and stop the vehicle, paying attention to road and
traffic conditions.
X
Secure the vehicle against rolling away.
X
Consult a qualified specialist workshop.
J
Red warning
lamp lights up while
the engine is running.
A warning tone
sounds.
Colour display:
Brake
force distribution
inoperative Stop
See Owner's Manual
appears.
EBD is malfunctioning. This means that ABS, ESP
®
, Crosswind
Assist and Hill Start Assist are also unavailable.
Other driving systems may be deactivated.
G
WARNING
The brake system continues to function normally, but without
the functions listed above. The wheels could therefore lock
early if you brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance may increase in emergency
braking situations.
If ESP
®
is not operational, the vehicle will not be stabilised by
ESP
®
.
The danger of skidding and having an accident increases.
X
Pull over and stop the vehicle, paying attention to road and
traffic conditions.
X
Secure the vehicle against rolling away.
X
Consult a qualified specialist workshop.
200
Driving safety systems
>> Practical advice.