LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1165 (Engine Control System - Qr25DE) >> DTC P0127: IAT Sensor >> Component Inspection >> Intake Air Temperature Sensor
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Intake Air Temperature Sensor

WARNING: This page is about a different car, the 2004 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
  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).