DTC Set Conditions

Check conditions are when engine coolant temperature is more than 169°F (76°C). Check conditions must repeat 5 or more times in order; drive 1, stop 2. Drive 1 is when vehicle speed more than 31 MPH (50 km/h) lasting a total of more than 60 seconds. Stop 2 is when vehicle speed less than 0.9 MPH (1.5 km/h) lasting more than 30 seconds. Judgement criteria is when change in the intake air temperature is less than 1.8°F (1°C).