Mercedes-Benz GL-Class 2009 Owners Manual - Manual (Page 335)

Vehicle status messages in the multifunction display
333
Display messages Possible cause/consequence Possible solution
ESP Inoperative
See Operator’s
Manual
In addition, the yellow ESP ® warning lamp
v comes on.
The brake system is still functioning
normally but due to a malfunction the
ESP
® is unavailable.
The ABS and the BAS may not be
operational.
X Continue driving with added caution.
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.
ESP Unavailable
See Operator’s
Manual
The brake system still functions normally
but due to insufficient power supply the
ESP
® is unavailable.
X Continue driving with added caution.
When the voltage is above the required value
again, the ESP
® is operational again and the
message in the multifunction display should
disappear.
If the message in the multifunction display does
not disappear:
X Have the alternator and the battery checked.
X Have the system checked at an authorized
Mercedes-Benz Center as soon as possible.
ESP Unavailable
See Operator’s
Manual
If the yellow ESP ® warning lamp v
flashes while driving and this message
appears, the 4-ETS has switched off to
prevent overheating of the drive wheel
brakes.
As soon as the brakes have cooled off, the 4-ETS
switches on again.
The message in the multifunction display
disappears and the ESP
® warning lamp v
goes out.
Practical hints
Z