Citroën Relay III Relay Boxer Alarm Siren Anti-Theft Signal Moduele 01396660080

Citroën Relay III Relay Boxer Alarm Siren Anti-Theft Signal Moduele is a factory-original component from the Electronic control modules and controllers group, designed to work with the original security system of Citroën vehicles. This used siren ensures solid integration with the vehicle's electrical system, maintaining operating parameters consistent with the manufacturer's specifications.

Specifications and technical data

• SKU: 01396660080
• Mark: Citroën
• Condition: Used
• OEM Part Number: 01396660080
• Substitutable numbers: 01396660080, 0 139 666 00 80, 30100610AAFCA, 30100610 AA FCA
• Category: ECUs & Computer Modules

Purpose and function of the alarm siren

The anti-theft alarm siren in Citroën Relay models and structurally related vehicles plays a key role in the security system – it is responsible for generating a loud acoustic signal in the event of a breach of protected zones. This component works with the central control module, sensors, and the electrical installation to create a cohesive vehicle protection system against unauthorized access.

Thanks to its factory origin, the siren is adapted to the vehicle's electrical architecture, which promotes stable operation and reduces the risk of communication errors with other electronic modules.

Construction and integration with vehicle electronics

As a component from the Electronic control modules and controllers group, the siren is designed for direct compatibility with the original Citroën alarm system. The design includes appropriate connectors and mounting methods that allow for installation in the factory-intended location without the need for modifications to the wiring.

The siren works with the vehicle's control system, responding to signals from opening sensors, door locks, or other security system components. This ensures the consistency of the entire system's operation – from breach detection and signal processing in the controller to the generation of the warning sound.

Benefits of using an original used siren

Using an original, used alarm siren to replace a damaged component allows you to maintain the factory logic of the security system. This solution is particularly beneficial for vehicles used professionally, where the predictability of electronics and compliance with the factory configuration are essential.

The main advantages of this solution include:

• Full compatibility with the installation – matching the wiring harnesses and controllers used by the manufacturer.
• Stable cooperation with other modules – reducing the risk of conflicts with the comfort system, central locking, or immobilizer.
• Economical repair – the ability to restore the functionality of the alarm system without the need to invest in expensive new components.

Application in service practice

This type of anti-theft alarm siren is particularly useful for repairs following alarm system failures, damage due to flooding, or interference with the electrical installation. Replacing the component with an original module allows for the restoration of proper security functionality without the need to modify software or install additional adapters.

This solution is suitable for both workshops specializing in the Citroën brand and services handling commercial vehicle fleets, where assembly repeatability and predictable behavior of electronic systems are prioritized.

Expanding the security system and selecting electronics

If you want to better understand when choosing a used electronic module is justified and how to safely select controllers and security system components, it is worth checking out practical tips. You can find useful information in the article The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, which discusses key aspects of selecting used automotive electronics.

Other Citroën electronic control modules

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