Troubleshooting Problems With BMW Keys Before the i8 and 7 Series, BMW keys were pretty clunky black plastic rectangles that had to be placed into the ignition slot to unlock and start the car. But that all changed when the digital key came out. But is it possible to hack? https://www-thekeylab-co-uk95437.blogminds.com/are-the-advances-in-technology-making-bmw-key-fob-better-or-worse-27856546