engine lite on

Asked by Guru1Q6S7 Sep 16, 2019 at 08:21 PM about the 2005 Ford Freestar SES

Question type: Maintenance & Repair

code PO456

1 Answer


It could be a small leak in any of the EVAP hoses or a fuel tank hose, the purge valve or vent valve. The EVAP Canister may also be leaking.

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