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Home >> Mitsubishi >> 2002 >> Lancer LS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0116: Engine Coolant Temperature Circuit Range/Performance Problem >> Description
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DTC P0116: Engine Coolant Temperature Circuit Range/Performance Problem: Description

The Engine Coolant Temperature (ECT) sensor converts the engine coolant temperature to a voltage and outputs it. The ECM (M/T) or PCM checks whether this voltage is within a specified range.