2007 Mercedes G-Class Owner's Manual - Page 329

Practical hints What to do if ... Problem Possible cause/consequence Suggested solution Have the vehicle checked at an authorized Mercedes-Benz Light Truck Center as soon as possible . An on-board diagnostic connector is used by the service station to link the vehicle to the shop diagnostics system. It allows the accurate identification of system malfunctions through the readout of diagnostic trouble codes. It is located near the hood lock release on the upper left of the footwell. ú (USA only) The yellow engine malfunc- There is a malfunction in: ± (Canada only) tion indicator lamp comes on The fuel management system while driving. The ignition system The emission control system Systems which impact emissions Such malfunctions may result in excessive emissions values and may switch the engine to its limp-home (emergency operation) mode. i Some states may by law require you to visit a workshop as soon as the engine malfunction indicator lamp comes on. Check local requirements. 328