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Home >> Nissan-Datsun >> 2008 >> Sentra SL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Control System - DTCS U1000 To P0153 (Qr25DE)) >> DTC P0127 IAT Sensor >> On Board Diagnosis Logic

On Board Diagnosis Logic

WARNING: This page is about a different variant/trim than selected.
DTC DETECTING CONDITION AND POSSIBLE CAUSES CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0127
0127
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.
  • Harness or connectors (Intake temperature sensor circuit is open or shorted)
  • Intake air temperature sensor