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Infiniti
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2014
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Q50 Base, AWD
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System - DTCS U0101 To P015D (Except Hybrid)
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DTC P0127: IAT Sensor
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DTC Description
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DTC Detection Logic
DTC Detection Logic
DTC DETECTION CONDITION
DTC No.
CONSULT screen terms (Trouble diagnosis content)
DTC detecting condition
P0127
IAT SENSOR-B1 (Intake air temperature too high)
Rationally incorrect voltage from the sensor is sent to ECM, compared with the voltage signal from engine coolant temperature sensor.