FixVault

DTC P0118: Engine Coolant Temperature Circuit High Input: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible cause
DTC Strategy
  • Resistance of sensor (Rcts) is monitored
  • Poor connection
  • Open or short to battery in ECT sensor circuit
  • Defective ECT sensor
  • Defective ECM
Enable Conditions
  • Time after start > 60 sec
Threshold value
  • Resistance, Rcts is greater than or equal to 72 kΩ
Diagnosis Time
  • Continuous
MIL On Condition
  • 2 driving cycles