Mercedes-Benz M-Class 2007 Owners Manual - Manual (Page 465)

464
Practical hints
What to do if …
Display symbol Display messages Possible cause/consequence Possible solution
L Tele Aid
inoperative One or more main functions of the
Tele Aid* system are malfunctioning. ̈ Have the Tele Aid* system checked
by an authorized Mercedes-Benz Light
Truck Center.
Tele Aid
battery The emergency power battery for the
Tele Aid* system is malfunctioning. If the
vehicle battery is also malfunctioning or
drained, Tele Aid* will not be operational. ̈ Have the Tele Aid* system checked
by an authorized Mercedes-Benz Light
Truck Center.
t
Function
unavailable This display appears if button t
or s on the multifunction steering
wheel is pressed and the vehicle is not
equipped with a telephone.
W Top up
washer fluid The fluid level has dropped to about 1 /
3
of
total reservoir capacity.
̈ Add washer fluid ( ୴ page 363).