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Brake
Problem
Possible causes/consequences and X Solutions
!
The yellow ABS
indicator lamp
comes on while
the engine is
running.
The ABS has detected a malfunction and switched off. The BAS,
the ESP
®
, the EBP, and the PRE-SAFE
®
system are also switched
off.
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
Adjust driving to be consistent with reduced braking
responsiveness.
X
Read and observe messages that may appear in the
multifunction display
(Y page 228).
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. The ABS indicator lamp should go out.
X
Continue driving with added caution. Wheels may lock during
hard braking, reducing steering capability.
X
Adjust driving to be consistent with reduced braking
responsiveness.
X
Read and observe messages that may appear in the
multifunction display
(Y page 228).
X
If the ABS indicator lamp does not go out: Have the alternator
and the battery checked.
$ (USA only)
J (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.
252
What to do if …
Practical hints
219_AKB; 4; 54, en-US
d2ureepe, Version: 2.11.8.1
2009-05-11T16:21:02+02:00 - Seite 252