LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 2017 >> WRX STI >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (P0171 To P0685) (2.5L) >> 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) > -266.6 Pa(2 mmHg, 0.1 inHg)
<Phase2>
Evaporative Leak Check Module pressure (gauge) < 266.6 Pa(2 mmHg, 0.1 inHg)

Phase1 

Time Needed for Diagnosis:  6016 ms

Phase2 

Time Needed for Diagnosis:  20 seconds

Malfunction Indicator Light Illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.