G-Class Owner's Manual - Mercedes G-Class, G-Wagon, G500, G55 ...

Practical advice
Troubleshooting
Problem Possible cause Suggested solutions
? The yellow engine diagnostic indicator
lamp lights up while you
are driving.
There is a malfunction
in the fuel injection system
in the ignition system, or
Have the vehicle checked as soon as
possible at a qualified specialist workshop,
e.g. a Mercedes-Benz Service
Centre.
in the exhaust system
314
The emission limit values may have been exceeded
and the engine may be running in
emergency mode.
The fuel tank has run dry. Start the engine three to four times after
refuelling.
Nur fuer internen Gebrauch
Emergency mode will be cancelled.
You do not need to have your vehicle
checked.