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Home >> Hyundai >> 2021 >> Tucson SEL, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.4L (5 Of 5) >> DTC P2297-00: O2 Sensor Out Of Range During Deceleration - (Bank 1 Sensor 1) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Plausibility check during fuel cut off
  1. Poor Connector Connection
  2. Faulty Upstream O2 Sensor
Enable Conditions
  • Fuel cut off active higher than 3s
  • Sensor pump current valid
  • Sensor heater control: normal heating
  • Exhaust gas temp. higher than 572°F (300°C)
  • Battery voltage higher than 11V and lower than 16V
Threshold value
  • Upstream O2 sensor current lower than 1 mA
Diagnosis Time
  • 2s
MIL ON Condition
  • 2 Driving cycles