On-board computer and displays, Display messages – Mercedes-Benz 2013 GLS Class User Manual
Page 279

Display messages
Possible causes/consequences and M Solutions
8
Reserve fuel level
The fuel level has dropped into the reserve range.
Operation of the auxiliary heating is deactivated if the fuel level
drops into the reserve range.
X
Refuel at the nearest filling station.
C
There is very little fuel in the fuel tank.
The auxiliary heating cannot be operated.
X
Refuel at the nearest filling station without fail.
¸
Please replace air
filter
Vehicles with a diesel engine: the engine air filter is dirty and must
be replaced.
X
Visit a qualified specialist workshop.
!
Clean the fuel fil‐
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
workshop See Own‐
er's Manual
The AdBlue
®
level has fallen below the reserve range. A warning
tone also sounds.
X
Have AdBlue
®
refilled as soon as possible at a qualified spe-
cialist workshop.
¯
Refill AdBlue at
workshop No start
in .. km
The AdBlue
®
level is only sufficient for the indicated distance. A
warning tone also sounds.
X
Have AdBlue
®
refilled as soon as possible at a qualified spe-
cialist workshop.
¯
Refill AdBlue at
workshop Eng.
start not possible
The AdBlue
®
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
Owner's Manual
The AdBlue
®
system is malfunctioning. A warning tone also
sounds.
X
Visit a qualified specialist workshop.
Display messages
277
On-board computer and displays
Z