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Home >> Lexus >> 2005 >> ES 330 >> Repair and Diagnosis >> Engine Performance >> System >> SFI System - Diagnostics >> DTC P0116: Engine Coolant Temperature Circuit Range/Performance Problem >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

ECT Sensor Stuck at Low ECT: 

TYPICAL MALFUNCTION THRESHOLD

ECT change Less than 3°C (5.4°F)

ECT Sensor Stuck at High ECT: 

TYPICAL MALFUNCTION THRESHOLD

ECT change 1°C (1.8°F) or less
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