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Home >> Toyota >> 2009 >> Yaris Base, 2D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control System (1NZ-FE) >> SFI System >> DTC P0116 Engine Coolant Temperature Circuit Range/Performance Problem >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

ECT Sensor cold start monitor: 

TYPICAL MALFUNCTION THRESHOLDS

ECT sensor value change Less than 5°C (9°F)

ECT Sensor soak monitor: 

TYPICAL MALFUNCTION THRESHOLDS

Difference between current ECT sensor value and previous ECT sensor value when engine stopped Less than 5°C (9°F)
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