Practical hints
What to do if ...
Text messages
Display message
ABS
ABS, ESP
inoperative
See Operator's Man.
ABS, ESP
unavailable
See Operator's Man.
398
Possible cause/consequence
®
ABS, ESP
as well as PRE-SAFE
have switched off due to a malfunc-
tion.
BAS is also switched off.
The brake system is still functioning
normally but without the ABS, BAS,
®
®
ESP
and PRE-SAFE
available.
®
ABS, ESP
as well as PRE-SAFE
were deactivated because of insuffi-
cient power supply. The charging
voltage has fallen below 10 volts.
The brake system still functions nor-
mally but without the ABS, BAS,
®
®
ESP
and PRE-SAFE
available.
Possible solution
®
Continue driving with added caution.
Wheels will lock during hard braking, reduc-
ing steering capability.
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.
®
When the voltage is above this value again, the
®
ABS, ESP
and PRE-SAFE
again and the message should disappear.
If the message does not disappear:
Have the system checked at an authorized
Mercedes-Benz Center as soon as possible.
®
are operational