This item may require programming. We do not do module programming Ford Engine Control Module (ECU) 7W7A-12A650-NB This Ford Engine Control Module (ECU) with part number 7W7A-12A650-NB is a used automotive electronic component. It is designed for vehicle engine management and control, serving as the central computer for the engine system. This unit has been removed from a vehicle and is ready for installation by a qualified technician. The 7W7A-12A650-NB module is engineered to manage engine parameters for 2007 Ford Crown Victoria and Mercury Grand Marquis models. Please verify the part number on your current unit to ensure an exact match for your vehicle identification number and system requirements. As this is a used electronic part, it shows signs of previous wear consistent with its age and use. Professional programming or dealer flashing may be required after installation to sync the module with your vehicle security system and specific engine configuration. Please consult a professional mechanic to ensure proper setup. A1