Check Engine Warning Lamp; Reserve Fuel - Mercedes-Benz G-Class Operator's Manual

Warning and indicator lamps in the instrument cluster
184
Engine
Problem
! (USA only)
; (Canada only)
The yellow Check
Engine warning lamp
lights up while the
engine is running.
! (USA only)
; (Canada only)
The yellow Check
Engine warning lamp
lights up while the
engine is running.
9
The yellow reserve fuel
warning lamp lights up
while the engine is
running.
9
The yellow reserve fuel
warning lamp lights up
while the engine is
running.
Possible causes/consequences and M Solutions
There may be a malfunction, for example:
in the engine management
R
in the fuel injection system
R
in the exhaust system
R
in the ignition system
R
in the fuel system
R
The emission limit values may be exceeded and the engine may
be running in emergency mode.
X
Have the vehicle checked as soon as possible at a qualified
specialist workshop.
i In some states/provinces, you are required by law to
immediately visit a qualified specialist workshop if the yellow
Check Engine warning lamp lights up. If in doubt, check whether
such legal regulations apply in the state/province in which you
are currently driving.
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.
X
If the fuel filler cap is not correctly closed: close the fuel filler
cap.
X
If the fuel filler cap is closed: visit a qualified specialist
workshop.
The fuel filler cap is not correctly closed.
X
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 closed: visit a qualified specialist
workshop.
The fuel level has dropped into the reserve range.
X
Refuel at the nearest gas station.