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Home >> Lexus >> 2004 >> ES 330 >> Repair and Diagnosis >> External Pages >> Different car >> Section 302 (Engine Control System (SFI) - Diagnostics) >> DTC P0116: Engine Coolant Temperature Circuit Range/Performance Problem >> Typical Enabling Conditions
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Typical Enabling Conditions

WARNING: This page is about a different car, the 2005 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.

All: 

TYPICAL ENABLING CONDITIONS SPECIFICATION TABLE (All)

The monitor will run whenever this DTC is not present See LIST OF DISABLE A MONITOR 

ECT Sensor Stuck at Low ECT: 

TYPICAL ENABLING CONDITIONS SPECIFICATION TABLE (ECT SENSOR STUCK AT LOW ECT)

Cumulative idle off period 250 seconds or more
Speed increase by 30 km/h (18.6 mph) or more 10 times or more
TYPICAL ENABLING CONDITIONS SPECIFICATION TABLE (ECT SENSOR STUCK AT LOW ECT)

ECT 35 to 60°C (95 to 140°F)
IAT -6.7°C (20°F) or more

ECT Sensor Stuck at High ECT: 

TYPICAL ENABLING CONDITIONS SPECIFICATION TABLE (ECT SENSOR STUCK AT HIGH ECT)

ECT 60°C (140°F) or more
IAT -6.7°C (20°F) or more
"Stop and go"*1 Once or more
"Steady driving and stop"*2 Once or more

HINT:

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

*2: Vehicle is driven by 65 km/h (40.4 mph) or more for 30 seconds or more and the vehicle speed reaches 43.5 mph (70 km/h). The vehicle is decelerated from 65 km/h (40.4 mph) to 3 km/h (1.86 mph) or less within seconds and stopped for 10 seconds.