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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 149 (Engine Control System Diagnosis - 2.0L (1 Of 3)) >> DTC P0111-00: Intake Air Temperature Sensor 1 Circuit Range/Performance >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
Item Detecting Condition Possible Cause
Case 1 Main Action
  • Plausibility check - Stuck signal
  1. Poor connection or harness damage
  2. Faulty IAT sensor
Prerequisite Condition
  • Battery voltage is between 10V and 16V.
  • Air mass flow integral with engine started is higher than 100g.
  • Engine coolant temperature is higher than 74° (165.2°F).
  • Engine stop time is longer than 480 minutes and engine starting time is longer than 1 second.
Threshold Value
  • Variation of Intake air temperature signal since starting engine is lower than 0.227° (32.4°F).
Diagnosis Time
  • Immediately
Case 2 Main Action
  • Plausibility check - Noisy signal
Prerequisite Condition
  • Battery voltage is between 10V and 16V.
  • Air mass flow integral with engine started is higher than 100g.
  • Engine coolant temperature is higher than 74° (165.2°F).
  • Engine stop time is longer than 480 minutes and engine starting time is longer than 1 second.
Threshold Value
  • The absolute value of difference between IAT and mean value of IAT movement is higher than 8.25 ° (46.85°F)
Diagnosis Time
  • 1 Second
MIL On Condition
  • 3rd Driving Cycle
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