DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
P0125 - INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL
| Description: Indicates the engine coolant temperature (ECT) or the cylinder head temperature (CHT) sensor has not achieved the required temperature level to enter closed loop operating conditions within a specified amount of time after starting the engine. | |||
Possible Causes:
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| Diagnostic Aids: Compare the thermostat specification to the actual engine coolant temperature using the engine temperature PID (ECT or CHT). The temperature reading should be similar when the engine is at a normal operating temperature. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| Fiesta, Focus |
GO to PINPOINT TEST DX . | ||
| All others | GO to PINPOINT TEST DL . | ||