BMW CAS4 / CAS4+ Cloning, Repair & Key Data Transfer – Plug & Play (Mail-In Service) and Audi e-tron models)

and Audi e-tron models)

Some early E-Series vehicles may require pins 7 and 8 bridged (most modern cables already include this)

data extraction

0L Single-Turbocharged I6 (used in newer 3-Series

and Touareg)

BMW CAS4 / CAS4+ Cloning, Repair & Key Data Transfer – Plug & Play (Mail-In Service) and Audi e-tron models)This service provides complete cloning, repair, data extraction, and recovery for the BMW CAS4 and CAS4+ immobilizer modules used in nearly all early F series BMW vehicles. CAS4 is a security critical module controlling: Immobilizer ISN Key recognition & keyless start Push to start authorization Rolling code authentication Vehicle access & locking Communication with DME DDE, FEM BDC (when present), Kombi, and gateway modules CAS4 CAS4+ units commonly