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Home >> Genesis >> 2019 >> G70 2.0T Advanced, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.0L (4 Of 4) >> DTC P2270-00: O2 Sensor Signal Stuck Lean (Bank 1 Sensor 2) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
Main Action
  • Electrical check
  1. Poor connection or damaged harness
  2. Rear HO2S
Prerequisite condition
  • Fuel cut-off is not functioning.
  • No full load phase is active. (Accelerator pedal value is lower than or equal to 90%)
  • Battery voltage is between 11V and 16V.
Threshold Value
  • Downstream O2 sensor voltage is lower than 0.75V when lambda set-point is 0.8.
Diagnosis Time
  • 7 Seconds after lambda set-point shifts to corresponding side
Mil On Condition
  • 3rd Driving Cycle