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P0457 Diagnostic Trouble Code Discussion for October 2014

Loose Fuel Cap

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Trouble Ticket Help Requests for DTC P0457
Help Request Posted
2007 Subaru Outback 2.5i Basic 2.5L MIL Lamp on VIN: 4S4BP61C27
P0457: EVAP System Leak Detected - Fuel Cap Loose / Off. ... support. This is a family members car so we have been taking our time with it. I have 2 codes that occur exactly at the same time intemitantly and thats what is throwing me off. p0420 catalyst system efficiency below threshold and p0457 evap emissions con...
October 29, 2014