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Home >> Saturn >> 2000 >> SW2 Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0125: ECT Excessive Time To Enter Closed Loop Fuel Control >> Diagnostic Aids
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Diagnostic Aids

DTC P0125 indicates lower than normal coolant temperature and probably does not indicate a faulty ECT sub-system. Low coolant temperature can be caused by a stuck open thermostat or cooling fan is always on.