Mercedes-Benz GLK-Class 2015 Owners Manual - Manual (Page 252)

Display messages Possible causes/consequences and M M Solutions
8
Fuel Fuel fill. fill. cap cap open open
The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
X
Check that the fuel filler cap is correctly closed.
If the fuel filler cap is not correctly closed:
X
Close the fuel filler cap.
If the fuel filler cap is correctly closed:
X
Visit a qualified specialist workshop.
¸
Please Please replace replace air air
filter filter
Vehicles with a diesel engine: the engine air filter is dirty and must
be replaced.
X
Visit a qualified specialist workshop.
!
Clean Clean the the fuel fuel fil‐ fil‐
ter ter
Vehicles with a diesel engine: there is water in the fuel filter. The
water must be drained off.
X
Visit a qualified specialist workshop.
¯
Refill AdBlue At Refill AdBlue At
Workshop See Oper‐ Workshop See Oper‐
ator's Manual ator's Manual
The DEF level has fallen below the reserve range. A warning tone
also sounds.
X
Have DEF refilled as soon as possible at a qualified specialist
workshop.
¯
Refill AdBlue At Refill AdBlue At
Workshop No Start Workshop No Start
in .. km in .. km
The DEF level is only sufficient for the indicated distance. A warn-
ing tone also sounds.
X
Have DEF refilled as soon as possible at a qualified specialist
workshop.
¯
Refill AdBlue At Refill AdBlue At
Workshop Eng. Workshop Eng.
Start Not Possible Start Not Possible
The DEF tank is empty. A warning tone also sounds. You can no
longer start the engine.
X
Consult a qualified specialist workshop immediately.
¯
Check AdBlue See Check AdBlue See
Operator's Manual Operator's Manual
The DEF system is malfunctioning. A warning tone also sounds.
X
Visit a qualified specialist workshop.
250
Display messages
On
-b
oar
d
comp
ut
er
an
d
di
sp
lay
s