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Home >> Hyundai >> 2021 >> Ioniq Plug-In Hybrid Limited >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (PHEV) (2 Of 3) >> DTC P0404: Exhaust Gas Recirculation Control Circuit Range/Performance >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Control valve inspection
  1. Poor connection
  2. Open or short in control circuit
  3. EGR valve motor
Enable Conditions
  • -
Threshold Value
  • EGR valve control value more than 99% or less than -99%
Diagnostic Time
  • -
MIL On Condition
  • 2 driving cycle
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