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Home >> Toyota >> 2007 >> Prius Base >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> SFI System >> DTC P0116 Engine Coolant Temperature Circuit Range / Performance Problem >> Monitor Strategy
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Monitor Strategy

Case 1: ECT is between 35 and 60°C (95 and 140°F) 

MONITOR STRATEGY (Case 1) - ECT IS BETWEEN 35 AND 60°C (95 AND 140°F)

Related DTCs P0116
Required sensors/components (Main) Engine coolant temperature sensor
Required sensors/components (Related) -
Frequency of operation Once per driving cycle
Duration 1 second
MIL operation 2 driving cycles
Sequence of operation None

Case 2: ECT is higher than 60°C (140°F) 

MONITOR STRATEGY (Case 2) - ECT IS HIGHER THAN 60°C (140°F)

Related DTCs P0116
Required sensors/components (Main) Engine coolant temperature sensor
Required sensors/components (Related) -
Frequency of operation Once per driving cycle
Duration 0.032 seconds
MIL operation 6 driving cycles
Sequence of operation None