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Home >> Kia >> 2018 >> Sedona L >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) >> DTC P0056: HO2S Heater Control Circuit (Bank 2/Sensor 2) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Electrical Monitoring
  1. Poor Connector Connection
  2. Faulty related fuse
  3. Open in Control Circuit
  4. Faulty Downstream O2 Sensor
Enable Conditions
  • Battery voltage at between 10V and 16V
  • Power stage command "OFF"
Threshold Value
  • Filtered heater current less than threshold value
Diagnostic Time
  • Continuous
MIL On Condition
  • 2 driving cycles
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