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Home >> Kia >> 2020 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 6) (PHEV) >> DTC P00D1-00: HO2S Heater Control Circuit Range/Performance Bank 1 Sensor 1 >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Evaluate Upstream O2 Sensor Heater performance
  1. Poor Connector Connection
  2. Faulty related fuse
  3. Open/Short in Power Circuit
  4. Open/Short in Heater Control Circuit
  5. Faulty Upstream O2 Sensor
Enable Conditions
  • Upstream O2 sensor normal heating time is higher than 5s
  • Battery voltage at between 10V and 16V
Threshold Value
  • Upstream O2 sensor tip temperature is lower than 1, 391°F (755°C)
Diagnostic Time
  • 20s
Mil On Condition
  • 2 Driving Cycles
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