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P0442 Diagnostic Trouble Code Discussion for November 2014

EVAP System Small Leak Detected

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Trouble Ticket Help Requests for DTC P0442
Help Request Posted
2005 Toyota Matrix 1.8L MIL Lamp on VIN: 2T1LR32EX5
P0442: small leak. This has an evap problem. Purge valve tests ok, vent valve test ok, vsv by canister switching ok. Performed smoke test and no external leak found. Not sure where else to check. There are a lot of vacuum lines in canister assembly. I am sure there is someone wh...
November 09, 2014