Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2008 Ford F 150 2WD V8-5.4LFACTORY OEM SERVICE PROCEDURE
Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| ECM | ||||
| Federal | ||||
| (UFU5) Code | FOR | 7L3Z12A650FUF | 529.98 | Order By Applications And Codes. |
| California/Green State | ||||
| (YTK3) Code | FOR | 7L3Z12A650FYF | 550.00 | Order By Applications And Codes. |
| (YTK4) Code | FOR | 7L3Z12A650FYF | 550.00 | Order By Applications And Codes. |
| (ZAS3) Code | FOR | 7L3Z12A650FZE | 717.05 | Order By Applications And Codes. |
| (ZAS4) Code | FOR | 7L3Z12A650FZE | 717.05 | Order By Applications And Codes. |
| Ethanol | ||||
| Federal | ||||
| (ADU2) Code | FOR | 7L3Z12A650HKD | 570.75 | Order By Applications And Codes. |
| (KHX4) Code | FOR | 7L3Z12A650GKF | 509.98 | Order By Applications And Codes. |
| (CNF4) Code | FOR | 7L3Z12A650GLF | 544.14 | Order By Applications And Codes. |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.