ACDP Module 3 – BMW ISN Read, Write & Synchronization Module

ACDP Module 3 is a professional solution designed for BMW ISN (Immobilizer Security Number) operations, including read, write, and synchronization between ECU and immobilizer systems such as CAS, FEM, and BDC. The module works with Mini ACDP and ACDP2 devices, enabling fast and safe processing without soldering.

This module is essential when replacing ECUs, keys, or control units, where ISN synchronization is required to start the vehicle. It is widely used by professional automotive locksmiths and BMW specialists.

ACDP Module 3 is typically used in combination with other ACDP modules to ensure full support for BMW immobilizer and ECU systems.
 Main Functions

• Read and write BMW ISN data
• ISN synchronization between ECU and CAS/FEM/BDC
• Supports ECU replacement operations
• Solderless operation
• No ECU opening required in most cases
• Secure communication via ACDP system
• Supports BMW CAS / FEM / BDC / DME systems

 Compatibility

• BMW CAS systems
• BMW FEM / BDC systems
• BMW DME / ECU units
• BMW E-Series and F-Series (depending on configuration)

 Required Equipment

• Mini ACDP or ACDP2 Master
• Activated Module 3 license