DTC Diagnosis Procedure
- CHECK DTC PRIORITY
If DTC P0125 is displayed with DTC P0117 or P0118, first perform the confirmation procedure (trouble diagnosis) for DTC P0117 or P0118.
Is applicable DTC detected?
YES
Perform diagnosis of applicable.
- DTC P0117: Refer to DTC Description .
- DTC P0118: Refer to DTC Description .
NO
GO TO 2.
- CHECK ENGINE COOLANT TEMPERATURE SENSOR 1
Refer to Component Inspection .
Is the inspection result normal?
YES
GO TO 3.
NO
Replace engine coolant temperature sensor 1. Refer to MULTI-WAY CONTROL VALVE : Exploded View .
- CHECK MULTI-WAY CONTROL VALVE
Check multi-way control valve. Refer to Component Inspection .
Is the inspection result normal?
YES
INSPECTION END
NO
Repair or replace water outlet (MCV). Refer to MULTI-WAY CONTROL VALVE : Removal & Installation .