LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 2019 >> WRX Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (Except For STI) (2 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P04F0: EVAP System High Pressure Purge Line (CPC2) Performance >> Diagnostic Method

Diagnostic Method

Judge as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
<Phase1>  
Evaporative Leak Check Module pressure (gauge) > -267 Pa
<Phase2>
Evaporative Leak Check Module pressure (gauge)
< 267 Pa

Time needed for diagnosis:  1 second

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