2006 Mercedes CLK-Class Owner's Manual - Page 377

Practical hints What to do if ...? Problem Possible cause/consequence (USA only) The yellow engine There is a malfunction in: (Canada only) malfunction indiThe fuel management system cator lamp comes The ignition system on while driving. The emission control system Systems which affect emissions Such malfunctions may result in excessive emissions values and may switch the engine to its Limp-Home Mode (emergency operation). Suggested solution Have the vehicle checked as soon as possible by an authorized Mercedes-Benz Center. 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 in the front left area of the footwell next to the parking brake pedal. ú ± A loss of pressure has been Check the fuel cap ( page 318). detected in the fuel system. The fuel If it is not closed properly: cap may not be closed properly or Close the fuel cap. the fuel system may be leaky. If it is closed properly: Have the fuel system checked by an authorized Mercedes-Benz Center. Your fuel tank is empty. After refuelling, start turn off and restart the engine three or four times in succession. The Limp-Home mode is canceled. You do not need to have your vehicle checked. 376