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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).