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.
2012 Lincoln Navigator 2WD V8-5.4LFACTORY OEM SERVICE PROCEDURE
Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| ECM | ||||
| NDM4 | FOR | CL1Z12A650DE | 704.30 | |
| NAS4 | FOR | CL1Z12A650AE | 704.30 | |
| HSZ4 | FOR | CL1Z12A650GE | 704.30 | |
| UFV4 | FOR | CL1Z12A650FE | 704.30 | |
| MCJ4 | FOR | CL1Z12A650CE | 704.30 | |
| NAS6 | FOR | CL1Z12A650AG | 704.30 | |
| MCJ6 | FOR | CL1Z12A650CG | 704.30 | |
| NDM6 | FOR | CL1Z12A650DG | 704.30 | |
| UFV6 | FOR | CL1Z12A650FG | 704.30 | |
| HSZ6 | FOR | CL1Z12A650GG | 704.30 |
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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