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Home >> Nissan-Datsun >> 2004 >> Maxima SL, RE4F04B >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC >> DTC P0405, P0406: EGRT Sensor >> Component Inspection >> EGR Temperature Sensor
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EGR Temperature Sensor

  1. Turn ignition switch OFF.
  2. Disconnect EGR temperature sensor harness connector.
  3. Check resistance between EGR temperature sensor terminals 1 and 2 as shown in Fig 1 .
    Fig 1: Testing EGR Temperature Sensor
    G00874645Courtesy of NISSAN MOTOR CO., U.S.A.

    < Reference data> 

    Fig 2: Reference Data
    G00874646Courtesy of NISSAN MOTOR CO., U.S.A.
  4. If NG, replace EGR temperature sensor.
Fig 3: As The Temperature Increases, EGR Temperature Sensor Resistance Decreases
G00874647Courtesy of NISSAN MOTOR CO., U.S.A.