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Home >> Infiniti >> 2013 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0171 To P0463 >> DTC P0197, P0198: EOT Sensor >> Component Inspection (Engine Oil Temperature Sensor)

Component Inspection (Engine Oil Temperature Sensor)

  1. CHECK ENGINE OIL TEMPERATURE SENSOR 
    1. Turn ignition switch OFF.
    2. Disconnect engine oil temperature sensor harness connector.
    3. Remove engine oil temperature sensor.
    4. Check resistance between engine oil temperature sensor terminals by heating with hot water as shown in the figure below.
      Terminals Condition Resistance (kΩ)
      1 and 2 Temperature [°C (°F)] 20 (68) 2.35 - 2.73
      50 (122) 0.68 - 1.00
      90 (194) 0.236 - 0.260
      Fig 1: Checking Engine Oil Temperature Sensor
      G08855388Courtesy of NISSAN NORTH AMERICA, INC.

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Replace engine oil temperature sensor. Refer to "EXPLODED VIEW ".

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