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Home >> Hyundai >> 2011 >> Azera GLS >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) >> DTC P0038: HO2S Heater Control Circuit High (Bank 1/Sensor 2) >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible cause
DTC Strategy
  • Detects a short to battery
  1. Poor Connection
  2. short to battery in control circuit
  3. HO2S(B1/S2)
  4. ECM
Enable Conditions
  • No disabling Faults
  • Engine Running
  • 11V ≥ Battery Voltage ≥ 16V
Threshold value
  • Short to battery
Diagnosis Time
  • Continuous (More than 5 seconds failure for every 10 seconds test)
MIL On Condition
  • 2 Driving Cycles
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