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Home >> Nissan-Datsun >> 2010 >> Maxima S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U0101 To P0153 >> DTC P0116: ECT Sensor >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK GROUND CONNECTION
    1. Turn ignition switch OFF.
    2. Check ground connection E9. Refer to Ground Inspection in CIRCUIT INSPECTION .

      Is the inspection result normal? 

      YES: GO TO  2.

      NO: Repair or replace ground connection.

  2. CHECK ENGINE COOLANT TEMPERATURE SENSOR

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO  3.

    NO: Replace engine coolant temperature sensor.

  3. CHECK INTERMITTENT INCIDENT

    Refer to INTERMITTENT INCIDENT .

    INSPECTION END

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