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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Qr25DE >> DTC P0127: IAT Sensor >> Component Inspection >> Intake Air Temperature Sensor
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Intake Air Temperature Sensor

  1. Check resistance between intake air temperature sensor terminals 1 and 2 under the following conditions.
    Fig 1: Identifying MAF Sensor & IAT Sensor
    G00776991Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: Intake Air Temperature Sensor Specification
    G00776992Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 3: Intake Air Temperature Sensor Graph
    G00776993Courtesy of NISSAN MOTOR CO., U.S.A.
  2. If NG, replace mass air flow sensor (with intake air temperature sensor).