How to Programming a BMW Key Fob In the constantly evolving technological world of automotive technology it is essential for locksmiths and mechanics to keep up-to-date with key programming and duplication. This will help them handle complex issues such as replacement bmw key fob key programmer (Cheaperseeker`s recent blog post) key fob programming. To program a new key begin by inserting the new key into the ignition, then turning it to position 1. The dash and accessory lights should be on. What is EEPROM? The EEPROM is a non-volatile memory chip that can be erased and programmed. It can be used to store a variety of things, including serial numbers as well as unique data in virtually any device connected to Ethernet. It is also the chip used in printers, charge cards, and even blood sugar monitors. It can also be used to store data that controls the microcontroller's operation as well as a method to recover from power-on reset situations. The fundamental EEPROM chip has two field effect transistors.