Mercedes-Benz M-Class 2006 Owners Manual - Manual (Page 428)

427
Practical hints
What to do if …
Display symbol Display messages Possible cause Possible solution
t
Call failed This message may appear if a phone con-
nection cannot be established.
& Tailgate
open This message will appear whenever the
tailgate is open. ̈ Close the tailgate ( ୴ page 120).
W Washer fluid
Check level The fluid level has dropped to about
1
/
3
of total reservoir capacity.
̈ Add washer fluid ( ୴ page 333).