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Home >> Toyota >> 2009 >> Tundra Base, 4.0 U >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Engine Control System (2TR-FE)) >> SFI System >> DTC P0116 Engine Coolant Temperature Circuit Range/Performance Problem >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2009 Toyota Tacoma. However, it is still accessible from the selected car via links, so may be relevant.

Cold start monitor: 

TYPICAL MALFUNCTION THRESHOLDS CHART

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

Soak monitor: 

TYPICAL MALFUNCTION THRESHOLDS CHART

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