Mercedes-Benz C-Class 2008 Owners Manual - Manual (Page 390)

389
Practical hints
What to do if …?
Text messages
Display Possible cause/consequence Possible solution
ABS and ESP
Currently Unavailable
See Operator’s Manual ABS and ESP ® are not available due to a malfunction.
BAS and the hill start assist are also switched off. It
is possible that the self-diagnostics have not yet
been completed.
The brake system still functions normally.
̈ Drive a short distance with gentle turns above a
speed of 12 mph (20 km/h).
The message disappears when ABS and ESP ®
are again available.
The ABS and ESP ® were deactivated because of in-
sufficient power supply. The charging voltage has
fallen below 10 volts. BAS and the hill start assist are
also deactivated.
The brake system still functions normally but without
the ABS and ESP
® available.
When the voltage is above this value again, the ABS
and ESP
® are operational again and the message in
the multifunction display should disappear.
If the message in the multifunction display does not
disappear:
̈ Have the generator (alternator) and the battery
checked.
ABS and ESP
Inoperative
See Operator’s Manual ABS and ESP ® are switched off due to a malfunction.
BAS and the hill start assist are also switched off.
The brake system still functions normally but without
the ABS and ESP
® available.
̈ Continue driving with added caution. Wheels
may lock during hard braking, reducing 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.