BMW E46 Convertible Alarm System Sensor Anti Theft Module Control Unit 4107919

BMW E46 Convertible Alarm System Sensor Anti Theft Module Control Unit is an original electronic control module designed for the alarm system in the BMW E46 convertible. It is responsible for monitoring anti-theft sensors and working in conjunction with the factory security system, ensuring consistent operation of the vehicle's electronics. Its location in the rear of the car promotes stable operation and proper integration with the electrical wiring.

Specifications and technical data

• SKU: 4107919
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 4107919
• Substitutable numbers: 4107919, 65754107919, 9118038, 65759118038, 4164397, 65754164397, 6937082, 65756937082, 4107859, 65754107859, 6914843, 65756914843, 6963227, 65756963227, 6908307, 65756908307, 6974633, 65756974633, 6916089, 65756916089
• Location on the vehicle: Rear
• Category: ECUs & Computer Modules

Function and application of the BMW E46 Convertible alarm module

The presented module belongs to the Electronic control modules and controllers group and acts as the central component managing signals from the BMW E46 Convertible alarm system sensors. It is responsible for analyzing information from the security system, transmitting signals to other controllers, and initiating alarm responses in accordance with BMW's factory logic.

By using an original module, compatibility with the electrical installation, wiring harnesses, and other controllers in the vehicle is maintained. This solution is particularly important for post-collision repairs, troubleshooting alarm malfunctions, or restoring the full functionality of the factory anti-theft system.

Vehicle location and installation aspects

The module is designed for installation in the rear of the vehicle, which facilitates access to the relevant sections of the electrical harness and ensures stable operating conditions for the electronics. This placement helps protect against moisture from the engine compartment and limits exposure to high temperatures, which is significant for the durability of electronic components.

In most cases, replacing the module involves removing trim elements in the rear body area, disconnecting the connectors, and installing the controller in the factory location. With a correctly selected module, it is possible to maintain the original functionality of the alarm system without the need for wiring modifications.

Benefits of using an original BMW module

Choosing an original alarm module for the BMW E46 Convertible allows for maintaining the consistency of the entire security system with the vehicle's other controllers. This reduces the risk of communication errors in the bus, accidental alarm triggers, or issues with the central locking system. Additionally, using a factory solution facilitates diagnostics using dedicated BMW service software.

The product comes from the automotive electronics group, making it particularly attractive for those consciously choosing used control modules as an economical alternative to new service parts. This is a good solution for maintenance repairs when preserving original functionality at reasonable costs is key.

Condition, origin, and selection of the appropriate controller

The module is an original BMW brand component, which confirms its suitability for the specific model platform and compliance with the manufacturer's factory standards. As a used part, it comes from dismantling, making it a viable cost-effective alternative while maintaining the proper build quality characteristic of OEM components.

When selecting an alarm controller for the BMW E46 Convertible, it is worth paying attention to compatibility with the body version and the vehicle's equipment configuration. Proper module selection minimizes the risk of communication problems in the installation and allows for the efficient restoration of full anti-theft system functionality after repair.

More about used electronics and other BMW modules

If you want to make an informed decision on when it pays to opt for used control modules, sensors, and other automotive electronics, check out our guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?

If you are planning a comprehensive repair or upgrade of the control electronics in your BMW and need other components from the same group, such as comfort modules, body controllers, or other management systems, check out the available parts in the BMW electronic control modules and controllers category.