LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 2019 >> Ascent Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (1 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control >> Diagnostic Method

Diagnostic Method

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Engine coolant temperature Less than -15°C (5°F)
Elapsed time after starting the engine (When the values of engine coolant temperature and intake air temperature at engine start is -23.3°C (-9.9°F) or more) 120 s or more
or
Elapsed time after starting the engine (Smaller value of either engine coolant temperature or intake air temperature at engine start is less than -23.3°C (-9.9°F))
300 s or more

Time needed for diagnosis:  Less than 1 s

Malfunction indicator light illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.