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BMW CAS Control Module 3 – Part No. 61.35-9147185-01
Description:
The BMW CAS (Car Access System) Control Module 3, part number 61.35-9147185-01, is a genuine OEM electronic unit designed to manage key vehicle access and security functions. This module is responsible for handling key authentication, immobilizer (anti-theft) features, door locking/unlocking, and communication between your car’s keys, the Engine Control Unit (ECU), and other onboard electronics.
Key Features:
- OEM Quality: Genuine BMW part for maximum compatibility and reliability
- Advanced Security: Controls immobilizer and anti-theft systems to protect your vehicle
- Key Synchronization: Manages communication between vehicle keys and ECU
- Vehicle Access Control: Oversees locking/unlocking and ignition authorization
Compatibility:
This CAS3 module is used in various BMW models, including:
- BMW 1 Series
- BMW 3 Series
- BMW 5 Series
- BMW 6 Series
- BMW X5, X6
- Selected Mini Cooper models
(Model and year compatibility depends on your VIN – always check part number before ordering.)
Installation Notes:
- Professional coding/programming is required after installation to transfer the vehicle’s ISN (Immobilizer Secret Number) and synchronize the module with the ECU and keys.
- Without proper programming, the car may fail to start or the immobilizer may remain active.
- Many suppliers offer plug-and-play services if you provide your VIN details at the time of purchase.