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GDI – Troubleshooting 13A-25 Code No. P0130 Oxygen sensor (front) system Probable cause Range of Check Three minutes have been passed since the engine has been started. The engine coolant temperature is approx. 80 C or more. Intake air temperature is 20 – 50 C Engine speed is 1,200 r/min or more Driving on a level surface at constant speed. Set Conditions The oxygen sensor (front) output voltage is 4.5 V or more when the sensor Malfunction of oxygen sensor (front) Open or short circuit in the oxygen sensor (front) Malfunction of engine-ECU Range of Check Engine speed is 3,000 r/min or less During driving During air/fuel ratio feedback control Set Conditions The oxygen sensor (front) output frequency is five or less per 12 seconds |