2004 Ford F-150 FX4 5.4L Stall
Found large vacuum leak at back of intake. Removed fuel rail to gain access to back of intake and fixed vacuum leak. Replaced mass air flow sensor do to evidence of back firing/soot. Started it up and it idled but fuel trims were off so i cleared kam. Afte...
FIX posted 3/5/2020
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Message Closed w/FIX
Vehicle Data2004 Ford F-150 FX4
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Message Closed w/FIX
Vehicle Data
2004 Ford F-150 FX4
VIN | 1FTPX14534 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Stall |
Occurs | Idle |