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Home >> Hyundai >> 2017 >> Elantra Eco >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Control System Diagnosis - 1.4L (1 Of 3) >> DTC P0136: O2 Sensor Circuit (Bank 1/Sensor 2) >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Rationality check
  1. Poor connection
  2. Open or short in signal circuit
  3. S2
Case1 Enable Conditions
  • Dew point end detected
  • Battery voltage is higher than 10.7V and lower than 16V
  • Time after engine start is higher than 60 sec.
Threshold Value
  • Sensor voltage is between 0.415V and lower than 0.515V.
Case 2 Enable Conditions
  • Dew point end detected
  • Battery voltage is higher than 10.7V and lower than 16V
  • Sensor High Pin voltage is higher than 1.7V.
  • Sensor Low Pin voltage is lower than 0.65V.
Threshold Value
  • Sensor High Pin, Sensor Low Pin the difference is more than 0.006V
Diagnostic Time
  • Continuous
MIL ON Condition
  • 2 driving cycle
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