FixVault

Typical Enabling Conditions

All: 

TYPICAL ENABLING CONDITIONS - LOW ENGINE COOLANT TEMPERATURE

The monitor will run whenever the following DTCs are not present P0100 to P0103: Mass air flow meter

Engine Coolant Temperature Sensor Stuck at Low Engine Coolant Temperature: 

TYPICAL ENABLING CONDITIONS - HIGH ENGINE COOLANT TEMPERATURE

Cumulative idle off period 250 seconds or more
Speed increase by 30 km/h (18.6 mph) or more 10 times or more
Engine coolant temperature 35Ω to 60°C (95Ω to 140°F)
Intake air temperature -6.7°C (20°F) or more

Engine Coolant Temperature Sensor Stuck at High Engine Coolant Temperature: 

TYPICAL MALFUNCTION THRESHOLDS - LOW ENGINE COOLANT TEMPERATURE

Engine coolant temperature 60Ω to 104.4°C (140Ω to 220°F)
Intake air temperature -6.7°C (20°F) or more
Stop and go *1 Once or more
Steady driving and stop *2 Once or more
Engine running time after engine start 0.3 seconds or more

*1: Vehicle is stopped for 20 seconds or more and accelerated to more than 70 km/h (43.5 mph) within 40 seconds.

*2: Following these steps: 1) vehicle is driven at 65 km/h (40.4 mph) or more for 30 seconds or more and the vehicle speed reaches 70 km/h (43.5 mph); 2) vehicle is decelerated from 65 km/h (40.4 mph) to 3 km/h (1.86 mph) or less within 35 seconds; and 3) vehicle is stopped for 10 seconds.