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Home >> Infiniti >> 2021 >> Q50 Pure, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 6) >> Engine (ECM) >> DTC P011C: Intake Air Temperature Sensor >> DTC Description >> VR30DDTT engine >> DTC Detection Logic
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DTC Detection Logic

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P011C

CAT/IAT CRRLTN B1

(Charge air temperature/Intake air temperature correlation)

  • ECM detects a state that the temperature difference between intake air temperature sensor 1 and 2 remains 20 deg. C (68 deg. F) or less continuously for 5 seconds or more.
  • ECM detects a state that the difference between the temperature of intake air temperature sensor 2 and its estimated temperature calculated by ECM from intake air temperature 1 and turbocharger boost sensor remains 106 deg. C (223 deg. F) or more continuously for 5 seconds or more.