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Home >> Subaru >> 2018 >> WRX STI >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (2 Of 4) (STI) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0455: EVAP System (CPC) Leak Detected (Large Leak) >> Execution Condition
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Execution Condition

Secondary parameters Execution condition
Battery voltage ≥ 10.9V
Barometric pressure ≥ 75.1kPa (563mmHg, 22.2inHg)
Activation of soaking timer Completed
Intake air temperature ≥ 4.4°C (39.9°F)
Engine coolant temperature ≥ 4.4°C (39.9°F)
and
< 45°C (113°F)
Accumulated purge amount during previous driving cycle ≥ Value of Map 1
ENGINE COOLANT TEMPERATURE SPECIFICATION - MAP 1

Engine coolant temperature when ECM is activated after soak time
°C (°F)
0 (32) 30 (86) 35 (95) 40 (104) 45 (113)
Accumulated purge amount during previous driving cycle
(g (oz))
128 (4.51) 128 (4.51) 384 (13.54) 640 (22.57) 896 (31.6)