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2.5 4 cyl. Stalling, running rough, and getting terrible gas mileage. Getting p144a and p1450 codes. Driving me nuts, and ford garage won't tell me where to look.
Don't have information on the P144A, but for the P1450 code you could start by inspection the EVAP canister and fuel filler cap.
P1450 FORD - Unable to Bleed Up Bleed Fuel Tank Vacuum
Read more: http://engine-codes.com/p1450_ford.html