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Home >> Infiniti >> 2004 >> Q45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P0117, P0118: ECT Sensor >> Component Inspection >> Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor

  1. Check resistance between engine coolant temperature sensor terminals 1 and 2 as shown in the figure.
    Fig 1: Checking resistance between engine coolant temperature sensor terminals 1 & 2
    G00760447Courtesy of NISSAN MOTOR CO., U.S.A.

    < Reference data > 

    Fig 2: Reference data
    G00760448Courtesy of NISSAN MOTOR CO., U.S.A.
  2. If NG, replace engine coolant temperature sensor.
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