Car Problem Reports

Toyota Sienna Check Engine Light Due to EVAP System

Toyota Sienna Problem
19 Reports
Me Too

Model Years Affected: 1998, 1999, 2000, 2001, 2002, 2003, 2007, 2008

Average Mileage: 149,034 mi (58,000 mi - 226,000 mi)


The Check Engine Light may illuminate due to an evaporative emission (EVAP) system fault. Our technicians tell us these EVAP system faults can be difficult to diagnose but it is not uncommon to find a failed charcoal canister or a loose or worn gas cap.

  • Visitor, , 118,000 mi

    Check engine light went on. Mechanic diagnosed P0440 problem - Evap system. Checked all - hoses, gas caps, solenoid, valve, and pinpointed to carbon canister. Not fixed yet, but will cost $375 parts + $50 labor.

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  • Visitor, , 200,000 mi

    replaced canister and both VSVs under the hood. Still have the error

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  • Visitor, , 226,000 mi

    Had to take it in and it cost me about 300.00 to repair.

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  • Visitor, , 102,750 mi

    Check engine light due to EVAP system. p0446

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  • Visitor, , 185,000 mi

    engine light and code.changed charcoal filter and switch on fuel rail.fixed the problem.

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  • Visitor, , 58,000 mi

    Dealer says new charcole filter for 610 parts + labor. Seems very high for a filer

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