Occasionally requires a stable 14V battery voltage (or high-quality power supply) to connect to the cluster on the bench or in the car. Usage Tips & Best Practices

It can clear "crash data" stored in airbag control units after a deployment, allowing the module to be reused rather than replaced.

If you have an older VAG vehicle (e.g., Golf 4, Audi A3 8L, Passat B5) and a compatible KKL interface, is a functional and popular tool. It is not suitable for modern VAG vehicles (Golf 7/8, Audi A3 8V, etc.).