DTC P0125 Insufficient Engine Coolant Temperature For Closed Loop Fuel Control
DTC DETECTING CONDITION:
- Two consecutive driving cycles with fault
- GENERAL DESCRIPTION < Ref. to DTC P0125 INSUFFICIENT ENGINE COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL , Diagnostic Trouble Code (DTC) Detecting Criteria. >
TROUBLE SYMPTOM:
Engine would not return to idling.
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode < Ref. to
, OPERATION , Clear Memory Mode.> and Inspection Mode < Ref. to
, PROCEDURE , Inspection Mode.>.
WIRING DIAGRAM:
DTC P0125 DIAGNOSIS
| Step | Check | Yes | No |
|---|---|---|---|
| 1. CHECK FOR ANY OTHER DTC ON DISPLAY. | Is any other DTC displayed? | Check DTC using "List of Diagnostic Trouble Code DTC". < Ref. to
, LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . >
NOTE:
In this case, it is not necessary to inspect DTC P0125.
|
Go to step 2. |
| 2. CHECK THERMOSTAT. | Does the thermostat remain opened? | Replace the thermostat. < Ref. to THERMOSTAT | Replace the engine coolant temperature sensor. < Ref. to ENGINE COOLANT TEMPERATURE SENSOR . > |