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P0457 Diagnostic Trouble Code Discussion for March 2011

Loose Fuel Cap

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Trouble Ticket Help Requests for DTC P0457
Help Request Posted
2002 Subaru Impreza WRX 2.0L Excessive Emissions, MIL Lamp on VIN: JF1GD29672
P0457: EVAP System Leak Detected - Fuel Cap Loose / Off. So we have a p0457 code. We did a smoke test and only found one leak. When we activated the purge valve solenoid there was a leak on the purge vave(not the solenoid). It has 3 vaccum lines. One goes to the intake, one to the intake manifold, one goes to the pu...
March 24, 2011