What Is a Smart Key & How BMW Key Programming Helps You?

A smart key is a key that can be used to unlock a car using electricity. Some BMWs come with special BMW key programming as standard, while others have smart keys as an option. Smart keys are growing more popular as newer models are released. Smart keys were initially developed by Siemens in 1995. Because automobile manufacturers must sell their vehicles all over the world, the software settings on the ECU must account for a variety of climates, regulations, limits, and fuel quality variations. The vehicle remapping tuning of the manufacturer's default software on a vehicle's ECU is known as vehicle remapping
 
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