Mercedes-Benz R-Class 2006 Owners Manual - Manual (Page 420)

419
Practical hints
What to do if …
Display message Possible cause/consequence Possible solution
ABS unavailable
See Operator’s Manual The ABS was deactivated because of
insufficient power supply. The charg-
ing voltage has fallen below 10 volts.
The brake system is still functioning
normally but without the ABS
available.
̈ Switch off electrical consumers that are
currently not needed, e.g. seat heating*.
̈ If necessary, have the generator
(alternator) and the battery checked.
When the voltage is above this value again, the
ABS is operational again and the message in
the multifunction display should disappear.
Cruise
control Drive to workshop Cruise control is malfunctioning. ̈ Have cruise control checked by an
authorized Mercedes-Benz Light Truck
Center.
ESP unavailable
See Operator’s Manual In addition, the yellow ESP ® warning
lamp v comes on.
The ESP ® is deactivated because of
a malfunction or interrupted power
supply.
̈ Continue driving with added caution.
̈ Visit an authorized Mercedes-Benz Light
Truck Center as soon as possible.
Failure to follow these instructions increases
the risk of an accident.