04 Lincoln LS 3.9L V8 ECU ECM PCM Engine Computer ACY0 4W4A-12A650-AAA 9291

Key Features:
  • Manufacturer Part Number: 4W4A-12A650-AAA
  • Interchange Part Number: 4W4A-12A650-AAA, 4W4A-12A650-AUA, 4W4A-12A650-BUA, 4W4A-12A650-BUB, 4W4Z-12A650-BUB, ACY0, UGN0, UPS0, UPS1, Module, Controller, Control Unit


Out of stock
SKU 229291


Engine control module from a 2004 Lincoln LS. This was removed from a vehicle that ran well with no check engine light on. The case and connectors have some wear, but no broken parts. The images are of the actual item you will receive.

This item will require on-car programming, coding or flashing during installation in order to work with your vehicle. Please confirm that you or your repair facility can perform this procedure before making your purchase.

Fits 2004 Lincoln LS with 3.9L V8 engine and one of the following part numbers ONLY:

  • 4W4A-12A650-AAA
  • 4W4A-12A650-AUA
  • 4W4A-12A650-BUA
  • 4W4A-12A650-BUB
  • 4W4Z-12A650-BUB



Manufacturer Part Number

Interchange Part Number

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Item Compatibility List

Year Make Model Trim Engine Notes
2004 Lincoln LS Base Sedan 4-Door 3.9L 242Cu. In. V8 GAS DOHC Naturally Aspirated With Matching Part Number