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Home >> Kia >> 2023 >> Niro Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (PHEV) (5 Of 9) >> DTC P0403-00: Exhaust Gas Recirculation Control Circuit >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Check the voltage
  • Poor connector connection
  • EGR actuator
Enable Conditions
  • The difference between the EGR valve position value and the filtered valve position value is less than 3% for 0.2 seconds
  • Power stage command off
Threshold Value
  • When it is an open circuit of EGR actuator
Diagnostic Time
  • Continuously
MIL ON Condition
  • 2 driving cycles
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