What to do if …
341
Brake
Problem
Possible cause/consequence
Suggested solutions
-
The yellow ABS indicator
lamp comes on while the
engine is running.
The ABS has detected a
malfunction and switched off.
The BAS and ESP
®
are also
switched off (see messages in
multifunction display).
The brake system is still
functioning normally but without
the systems specified above
available.
If the ABS control unit is
malfunctioning, other systems
such as the navigation system or
the automatic transmission may
also be malfunctioning.
X
Continue driving with added caution. Wheels may lock during hard
braking, reducing steering capability.
X
Read and observe messages that may appear in the multifunction
display (
Y
page 305).
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.
-
The yellow ABS indicator
lamp comes on while the
engine is running.
The ABS has switched off due to
insufficient power supply.
The battery might not be charged
sufficiently.
When the voltage is above the required value again, the ABS is
operational again and the ABS indicator lamp should go out.
X
If the ABS indicator lamp does not go out: Have the alternator and
the battery checked.
-
The yellow ABS indicator
lamp comes on while the
engine is running.
The self-diagnosis has not yet
been completed yet.
The indicator lamp will go out after driving a short distance at a vehicle
speed of above 12 mph (20 km/h).
Practical hints
Z
Summary of Contents for 2009 R-Class
Page 1: ...R Class Operator s Manual ...
Page 28: ...Exterior view 26 Exterior view At a glance ...
Page 30: ...Cockpit 28 Cockpit At a glance ...
Page 32: ...Instrument cluster 30 Instrument cluster At a glance ...
Page 34: ...Instrument cluster 32 At a glance ...
Page 36: ...Storage compartments 34 Storage compartments At a glance ...
Page 44: ...42 ...
Page 84: ...82 ...
Page 149: ...Control system 147 Menus and submenus Controls in detail Z ...
Page 244: ...242 ...
Page 300: ...298 ...
Page 390: ...388 ...
Page 401: ...Weights 399 Weights Model All models Roof load max 220 lb 100 kg Technical data Z ...
Page 410: ...408 ...
Page 412: ...Order no 6515 1823 13 Part no 251 584 08 82 Edition A 2009 É2515840882 ËÍ 2515840882 ...