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Home >> Kia >> 2021 >> Rio LX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 6) >> DTC P0403-00: Exhaust Gas Recirculation Control Circuit >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Monitor the signal
  • Poor connector connection
  • Faulty EGR actuator circuit
  • Stuck in the EGR actuator
  • Faulty EGR actuator
Enable Condition
  • EGR control duty is more than 40% (5s)
Threshold Value
  • Open circuit of EGR actuator
Diagnostic Time
  • Continuous
MIL ON Condition
  • 2 driving cycles
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