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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 146 (Engine Control System Diagnosis - 1.6L (1 Of 3)) >> DTC P0071-00: Ambient Air Temperature 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.
TroubleShooting Condition Possible Cause
Main Action
  • Rationality check
  1. Poor connection
  2. AATS
Case 1 Prerequisite
Condition
  • Vehicle speed is higher than 29 km/h (18 mph)
  • Mass of intake air flow is between 4 kg/h and 220 kg/h
  • Coolant temperature is higher than 77°C (171°F)
  • Over 20 sec without fuel cut
Threshold
Value
  • The difference between AATS and AATS moving mean value higher than 20 °C (68°F)
Diagnostic
Time
  • 9 sec
Case 2 Prerequisite
Condition
  • Coolant temperature is lower than 50°C (122°F)
  • Difference between current coolant temperature and temperature at start-up is lower than -2.3°C (27.8°F)
  • Time after engine start is shorter than 30 sec
Threshold
Value
  • The difference between AATS and AATS moving mean value higher than 20 °C (68°F) at cranking
Diagnostic
Time
  • 5 sec
MIL
  • 2 Drive Cycle
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