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P0457 Diagnostic Trouble Code Discussion for April 2011

Loose Fuel Cap


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Trouble Ticket Help Requests for DTC P0457
Help Request Posted
2002 Ford Escape XLS 3.0L MIL Lamp on VIN: IFMYU04212
P0457: EVAP leak fuel cap. Hi. Smoked the system from service port, vapor hose near canister and the filler neck. Checked gas cap, replaced gas cap. No leak found. Checked vapor management valve and vent valve and hoses. No problem found. When I run EVAP self test w/scan tool it fails e...
April 18, 2011