Category: Air & Fuel Mixture Control

P0125 – Meaning, Causes, Symptoms, & Fixes

Code P0125 Definition Insufficient Coolant Temperature For Closed Loop Fuel Control What Does P0125 Mean? When this code is triggered, the Engine Control Module (ECM) has used its internal logic to determine that the engine hasn’t reached an operating temperature at the proper time. It does this by checking the Coolant Temperature Sensor value as...

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