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Home >> Hyundai >> 2004 >> Sonata Base, 2.4 S, Standard >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Fuel System - 2.4L -- Sonata >> MFI Control System >> Major Sensor Reference Wave-Forms >> Fr O2 Sensor & RR O2 Sensor

Fr O2 Sensor & RR O2 Sensor

FR O2 and RR O2 sensor may increase immediately after depressing the accelerator pedal and may decrease after releasing the pedal.

Fig 1: FR O2 Sensor & RR O2 Sensor Wave Forms 2.4L
G00753889Courtesy of HYUNDAI MOTOR CO.