DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control: Description
The closed-loop (air-fuel ratio feedback fuel control) begins when the engine coolant temperature (ECT) reaches the closed-loop enabling temperature.
DTC DETECTION CONDITION CHART
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| P0125 | Engine coolant temperature (ECT) does not reach closed-loop enabling temperature for 20 minutes (this period varies with engine start ECT) (2 trip detection logic) |
|