DTC P0125-00: Insufficient Coolant Temperature for Closed Loop Fuel Control [11/2023 - ]: Procedure
WARNING: This page is about a different variant/trim than selected.
- CHECK ANY OTHER DTCS OUTPUT (IN ADDITION DTC P0125-00)
- Read the DTCs.
Powertrain > Engine > Trouble Codes
Result
Result Proceed to DTC P0125-00 is output A DTC P0125-00 and other DTCs are output B HINT:
If any DTCs other than P0125-00 are output, troubleshoot those DTCs first.
Result:
B
GO TO DTC CHART . Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2023 - 11/2024] , or refer to DIAGNOSTIC TROUBLE CODE CHART [11/2024 - ]
Result:
A
See step 2
- Read the DTCs.
- INSPECT WATER INLET WITH THERMOSTAT SUB-ASSEMBLY
- Inspect the water inlet with thermostat sub-assembly (thermostat opening temperature).
Refer to INSPECTION [10/2021 - ]
Result
Proceed to OK NG
Result:
NG
REPLACE WATER INLET WITH THERMOSTAT SUB-ASSEMBLY
Refer to REMOVAL [10/2021 - ]
Result:
OK
See step 3
- Inspect the water inlet with thermostat sub-assembly (thermostat opening temperature).
- CHECK ENGINE COOLING SYSTEM
- Check for defects in the engine cooling system that might cause the system to be too cold, such as abnormal cooling fan operation or any modifications.
HINT:
Perform "Inspection After Repair" after replacing the engine coolant temperature sensor.
Refer to INITIALIZATION [10/2021 - ]
Result
Proceed to OK NG
Result:
OK
REPLACE ENGINE COOLANT TEMPERATURE SENSOR
Refer to REMOVAL [11/2023 - ]
Result:
NG
REPAIR OR REPLACE ENGINE COOLING SYSTEM
- Check for defects in the engine cooling system that might cause the system to be too cold, such as abnormal cooling fan operation or any modifications.