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 MKZ FWD V6-3.5LFACTORY OEM SERVICE PROCEDURE
Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| ECM | ||||
| Code ZNN2 | FOR | AE5Z12A650EGA | 639.98 | |
| Code PVF2 | FOR | AE5Z12A650DPC | 609.50 | |
| Code RSY2 | FOR | AE5Z12A650EJA | 313.80 | |
| Code SCS2 | FOR | AE5Z12A650EKA | 318.42 | |
| Code CWK0 | FOR | AE5Z12A650FCA | 639.98 | |
| Code WMD0 | FOR | AE5Z12A650FDA | 639.98 | |
| Code WES0 | FOR | AE5Z12A650FEA | 639.98 | |
| Code LSF0 | FOR | AE5Z12A650FFA | 639.98 |
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.
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