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Home >> Nissan-Datsun >> 2004 >> Quest SE >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System >> 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 5 and 6 under the following conditions.
    Fig 1: Resistance Between Intake Air Temperature Sensor Terminals
    G00775562Courtesy of NISSAN MOTOR CO., U.S.A.
  2. If NG, replace mass air flow sensor (with intake air temperature sensor).
    Fig 2: Identifying Intake Air Temperature Sensor Components
    G00775563Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 3: Acceptable Resistance And Temperature Graph
    G00775564Courtesy of NISSAN MOTOR CO., U.S.A.