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Home >> Nissan-Datsun >> 2006 >> Maxima SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0138 To P0445 >> 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 the figure.
    Fig 1: Checking Resistance Between EGR Temperature Sensor Terminals 1 And 2
    G04160526Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: Resistance And Temperature Graph
    G04160527Courtesy of NISSAN MOTOR CO., U.S.A.

    < Reference data> 

    REFERENCE DATA

    EGR temperature °C (°F) Resistance MΩ
    0 (32) 0.73 - 0.88
    50 (122) 0.074 - 0.082
    100 (212) 0.011 -0.014
  4. If NG, replace EGR temperature sensor.
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