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Home >> Lexus >> 1995 >> LS 400 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - OBD-II >> Diagnostic Testing >> Code P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control >> Notes
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Code P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control: Notes

CAUTION: If ECM replacement is instructed in following testing, always ensure ECM harness connector and ground circuit are okay. If either are suspect, repair and repeat testing to confirm ECM malfunction.