VW Volkswagen Golf Audi Seat Alarm System Siren Anti-Theft Signal 1K0951605C

VW Golf Audi Seat Alarm Horn Siren 1K0951605C is an original part from the Electronic Control Units and Controllers group, designed to work with factory security systems of the Volkswagen Group. The used alarm siren ensures proper acoustic signaling of vehicle intrusion, maintaining compatibility with the manufacturer's electrical installation and control logic.

Specifications and technical data

• SKU: 1K0951605C
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 1K0951605C
• Substitutable numbers: 1K0951605C, 1K0 951 605 C, BKA630001, 1K8951605A
• Category: ECUs & Computer Modules

Vehicle Application and Function

The presented alarm siren horn is a security system component used in popular models from the Volkswagen Group, such as VW Golf, Audi, and Seat. It is responsible for generating a clear audible signal when the alarm is triggered, working in conjunction with the vehicle's central control module.

Thanks to its factory design, the siren interacts with the original control unit software, allowing for full functionality of the alarm system, including appropriate signal sequences, duration, and integration with other onboard electronics.

Benefits of Using an Original Alarm Siren

Using an original Volkswagen Group component instead of universal replacements maintains the integrity of the electrical installation and the predictable behavior of the alarm system. This is particularly important in vehicles where the alarm is integrated with the central locking, immobilizer, and other comfort functions.

Key advantages of this solution include:

• maintaining the factory operating characteristics of the alarm system,
• reliable cooperation with existing control modules,
• reducing the risk of communication errors on the vehicle bus,
• easier diagnostics in case of potential faults.

As a component from the Electronic Control Units and Controllers category, the siren is designed to operate in the demanding environment of the engine bay or body, considering vibrations, temperature changes, and humidity.

Condition, Origin, and Installation Aspects

The offered alarm siren is a used part, sourced from dismantling, which allows for an attractive price while maintaining the original manufacturer's specifications. For many users, this is a sensible choice when compatibility with the factory installation is important, and they wish to avoid experimenting with universal replacements.

The part is intended for installation in place of the factory siren, using existing mounting points and original electrical connectors. Before purchasing, it is recommended to verify compatibility by OEM number and interchangeable numbers, as well as to compare the housing shape and plug type with the currently installed component.

Selecting Used Electronics and Technical Support

For components like an alarm siren, correct selection by OEM number and reference numbers is crucial for proper cooperation with control modules. It is worth paying attention to the compatibility of versions used in a specific year and equipment configuration of the vehicle to avoid communication problems within the system.

If you want to learn more about safely choosing used electronic components, how to verify compatibility, and practical installation aspects, consult the Global Parts guide: Used Automotive Electronics – Second-Hand ECU Modules and Sensors.

Volkswagen Electronic Control Units and Controllers – Expansion and Service

If you are planning a comprehensive repair or upgrade of the security electronics in your Volkswagen and need other parts from the same group, such as comfort modules, central locking controllers, or additional alarm components, check the available parts in the Volkswagen Electronic Control Units and Controllers category.