First offline code generator for Ford radio 3000, 4000, 4500, 5000, 6000, 6006, 7000 and 9006 assuming they have a serial number starting with "M". Sometimes during the repair of the car, the battery is disconnected. After battery reconnected the radio is protected by a four digit code. If you don't remember radio code or lost it, you can recover it quickly and easily with this app using serial number. Note: serial number is located on the rear side of your radio. It must be starting with "M".