Mercedes-Benz GL-Class: Engine
Display messages
(USA only)
(Canada only)
The yellow Check
Engine warning lamp
lights up while the
ignition is switched on
with the engine
running.
Possible causes/consequences and ► Solutions
There may be a malfunction, for example:
• in the engine management
• in the fuel injection system
• in the exhaust system
• in the ignition system (for vehicles with a
gasoline engine)
• in the fuel system
The emission limit values may be exceeded and the engine may
be running in emergency mode.
► Have the vehicle checked as soon as
possible at a qualified
specialist workshop.
In some states, you are required by law to immediately visit a
qualified specialist workshop as soon as 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.
Vehicles with a diesel engine: the fuel tank has been run dry.
► Start the engine three to four times after
refueling.
If the yellow Check Engine warning lamp goes out, emergency
running mode is canceled. The vehicle need not be checked.
Display messages
The yellow reserve fuel warning lamp flashes while the vehicle is in motion.
In addition, the (USA only)/ (Canada only) yellow Check Engine warning lamp may light up.
Possible causes/consequences and ► Solutions
The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
► Observe the additional display messages in
the multifunction
display.
► Check that the fuel filler cap is
correctly closed.
► If the fuel filler cap is not correctly
closed: close the fuel filler
cap.
► If the fuel filler cap is closed: visit a
qualified specialist
workshop.
Display messages
The yellow reserve fuel warning lamp lights up while the engine is running.
Possible causes/consequences and ► Solutions
The fuel level has dropped into the reserve range.
► Refuel at the nearest gas station.
Safety systems
Display messages (USA only) (Canada only) The red brake system warning lamp comes on while the engine is running. A warning tone also sounds. Possible causes/consequences and ► Soluti ...Driving systems
Display messages The red distance warning lamp lights up while the vehicle is in motion. A warning tone also sounds. Possible causes/consequences and ► Solutions Risk of accident The ...See also:
Manual Mode
Electronic Range Select (ERS) Mode
ERS mode allows you to choose the top-gear limit of the transmission and the
vehicle's speed while driving downhill or towing a trailer.
The vehicle has an e ...
Power Outlets
The accessory power outlets can be used to plug in electrical equipment, such
as a cell phone or MP3 player.
The vehicle has three accessory power outlets located:
Inside the floor console stora ...
Sport Utility Vehicle
WARNING
This Sport Utility Vehicle is designed for both
on-road and off-road use. It can go places and
perform tasks for which conventional 2-wheel
drive passenger cars are not intende ...