Audi vehicles use an engine immobiliser system to prevent theft. The system relies on matching security codes shared between multiple components: Contains a unique, wireless RFID chip.
: ICC can convert 7-digit SKCs (used by dealer tools like VAS 5051/5052) into the standard 4-digit PIN required for independent diagnostic tools. immobiliser pin code audi icc v1.6.1download
For many modern Audis, this isn't a simple 4-digit code. It often involves 7-digit "Secret Key Codes" (SKC) and, in newer systems, "Component Security" (CS) codes. The complexity of these codes is precisely why specialised tools like the ICC software are sought after by professionals who need to access them for legitimate repairs. Audi vehicles use an engine immobiliser system to