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Home >> Hyundai >> 2021 >> Elantra N Line, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 33 (Engine Control System Diagnosis - 2.0L (Except HEV) (2 Of 6)) >> DTC P0127-00: Intake Air Temperature Too High >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

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Item Detecting Condition Possible Cause
DTC Strategy
  • Signal conformance monitoring, high side
  1. Poor connector connection
  2. Open or short in IAT sensor circuit
  3. Faulty IAT sensor
Enable Condition
  • Vehicle speed higher than 50 km/h
  • Air flow rate between 24 and 300 kg/h
  • The above two conditions are satisfied for more than 8 seconds
Threshold Value
  • Intake temperature is higher than 110 and 125°C (230 and 257°F)
Diagnostic Time
  • 8 seconds
MIL ON Condition
  • 2 driving cycles
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