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p0440
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  1. 2Gen-Tundra
    Began getting P0440 date code about a year ago on my 2002 Tundra (4.7L). I have replaced all of the vacuum lines in the engine compartment, vapor canister, VSV for evap, VSV for pressure switching valve, and fuel cap. When I replaced the vapor canister, the CEL stayed off for a month, but then...
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