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Home >> Genesis >> 2020 >> G90 3.3T Premium, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 3.3L (5 Of 5) >> DTC P2240-00: O2 Sensor Pumping Current Circuit/Open (Bank 2 Sensor 1) >> Component Inspection >> Check The Signal Waveform Of HO2S

Check The Signal Waveform Of HO2S

  1. IG "OFF". Connect HO2S connector.
  2. Engine start.
  3. With engine at operating temperature, monitor signal waveform of HO2S with GDS.
    G13553392Courtesy of HYUNDAI MOTOR AMERICA
  4. Is the sensor switching properly?

    YES 

    • Go to next procedure.

    NO 

    • Substitute with a known - good HO2S and check for proper operation. If the problem is corrected, go to "VERIFICATION OF VEHICLE REPAIR " procedure.