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Home >> Lexus >> 2008 >> RX 350 FWD >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 17 (Engine Control System) >> 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 2007 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.

ECT sensor cold start monitor: 

TYPICAL MALFUNCTION THRESHOLDS

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

ECT sensor soak monitor: 

TYPICAL MALFUNCTION THRESHOLDS

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