Mercedes-Benz GLC 2017 Operator's Manual page 240

Display messages
238
Display messages
8
Gas Cap Loose
¸
Replace Air Filter
!
Check Fuel Filter
Check Additive See
Owner's Manual
Remaining Starts:
16
Possible causes/consequences and M Solutions
The fuel filler cap is not closed correctly or the fuel system is leaking.
Check that the fuel filler cap is correctly closed.
X
If the fuel filler cap is not correctly closed:
Close the fuel filler cap.
X
If the fuel filler cap is correctly closed:
Visit a qualified specialist workshop.
X
Vehicles with a diesel engine:
The engine air filter is dirty and must be replaced.
Visit a qualified specialist workshop.
X
Vehicles with a diesel engine:
There is water in the fuel filter. The water must be drained off.
Visit a qualified specialist workshop.
X
The DEF tank is almost empty.
Have the DEF tank filled as soon as possible at a qualified specialist
X
workshop ( page 146).
Y
The DEF system is malfunctioning.
Visit a qualified specialist workshop.
X
The DEF level has fallen to a minimum. You can start the engine a
further 16 times.
Have the DEF tank filled immediately at a qualified specialist work-
X
shop ( page 146).
Y
i
You can start the engine a further 16 times. If DEF is not added, it
will then not be possible to restart the engine. Refill the DEF tank
with approximately 1.3 gal (5.0 l) of DEF (
If the 10 starts display message is shown and a warning tone also
sounds, then the DEF system is malfunctioning.
Visit a qualified specialist workshop.
X
page 146).
Y