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Home >> Nissan-Datsun >> 2009 >> Maxima S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0137 To P0448 >> P0197, P0198 EOT Sensor >> Component Inspection

Component Inspection

  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.
    RESISTANCE REFERENCE

    Terminals Condition Resistance
    1 and 2 Temperature [°C (°F)] 20 (68) 2.1 - 2.9 kΩ
    50 (122) 0.68 - 1.00 kΩ
    90 (194) 0.236 - 0.260 kΩ
    Fig 1: Checking Resistance Between Engine Oil Temperature Sensor Terminals And Hot Water
    G05869820Courtesy of NISSAN MOTOR CO., U.S.A.

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: Replace engine oil temperature sensor.

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