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Home >> Nissan-Datsun >> 2014 >> Juke SL, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U0100 To P0128 >> DTC P0117, P0118: ECT Sensor >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC No. Trouble diagnosis name
(Trouble diagnosis content)		 DTC detecting condition Possible Cause
P0117 ECT SEN/CIRC
(Engine coolant temperature sensor circuit low input)		 An excessively low voltage from the engine coolant temperature sensor is sent to ECM.
  • Harness or connectors

    (Engine coolant temperature sensor circuit is open or shorted.)

  • Engine coolant temperature sensor
P0118 ECT SEN/CIRC
(Engine coolant temperature sensor circuit high input)		 An excessively high voltage from the engine coolant temperature sensor is sent to ECM.
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