04 FORD F-150 F-250 4.6L ECU ECM PCM ENGINE COMPUTER 4L3A-12A650-NN TESTED

Part Number 4L3A-12A650-NN ECU will arrive with updated part number sticker having been programmed with latest Ford Software Updates! Fitment/Interchange This ecu will interchange or replace the following ecu part numbers for 2004 Ford F-150 4.6L trucks: 4L3A-12A650-BYA 4L3A-12A650-BYB4L3A-12A650-BZA4L3A-12A650-BZB4L3A-12A650-NA4L3A-12A650-NB4L3A-12A650-ND4L3A-12A650-NE4L3A-12A650-NF4L3A-12A650-NG4L3A-12A650-NH4L3A-12A650-NJ4L3A-12A650-NK4L3A-12A650-NL4L3A-12A650-NM4L3A-12A650-NN Tech Notes ECU has been tested with our state of the art vehicle simulator which tests over 25 circuits of the ECU! Some of those are listed below: Reference Voltage Good! ECU has transmission communication! ECU powered up and has communication! ECU fuel pump/mail relay tested good! ECU injectors/coils tested good and much more! Install Notes Disconnect the negative terminal of the battery. Make sure the battery connector is not touching the battery post. Disconnect and remove the module to b