Audi A6 C7 Single Horn Alarm Siren High Tone Control Unit Module 4H0951223

Audi A6 C7 Single Horn Alarm Siren High Tone Control Unit Module is an original warning system component responsible for generating a clear acoustic signal in your Audi. Thanks to its factory design and precise fitment to the vehicle's electrical system, this component from the Electronic control modules and controllers group ensures stable operation of the signaling system. It is a practical solution for users who want to maintain the consistency of safety and comfort systems in their car.

Specifications and technical data

• SKU: 4H0951223
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H0951223
• Substitutable numbers: 4H0951223, 4H0 951 223
• Category: ECUs & Computer Modules

Function and role of the horn in the Audi A6 C7

The horn in the Audi A6 C7 plays a key role in communicating with the surroundings – it is responsible for warning other road users and signaling in emergency situations. A properly selected horn works with the vehicle's electrical system, ensuring:

• consistent operation with factory switches on the steering wheel and steering column,
• correct response to pressing the horn button,
• stable volume level and sound characteristics in accordance with the manufacturer's specifications.

As a result, the warning system maintains the parameters intended for Audi, which translates into predictable vehicle behavior on the road.

Construction and integration with the electronic system

The presented horn is a component related to the Electronic control modules and controllers group, which means it has been designed to work with Audi's factory electrical architecture. The design of the siren allows for:

• direct connection to the wiring harness without the need for modifications,
• proper cooperation with the vehicle's fuses and relays,
• maintaining compliance with the operating parameters of the acoustic signaling system.

Such a solution reduces the risk of installation errors and compatibility issues that often occur when using random aftermarket replacements.

Benefits of using an original Audi horn

Using an original siren in the Audi A6 C7 allows you to maintain the consistency of the entire electrical system. The most important advantages include:

• Factory fitment – the component is designed to work in a specific model, which facilitates installation and minimizes the need for additional modifications.
• Stable acoustic characteristics – the sound of the signal remains consistent with the factory Audi standard, which is important for both safety and user comfort.
• Consistency with vehicle electronics – proper cooperation with control modules and the electrical installation limits the risk of interference or system errors.

For users who care about maintaining the character and functionality of their car, this choice of parts is particularly beneficial.

Condition of the component and practical application

The offered horn is a used component, meaning it comes from disassembly and is intended for further use after proper installation. This type of component is a good choice for maintenance repairs when the existing horn has suffered mechanical or electrical damage. Replacing it with an original part from the same group allows you to restore full system functionality without interfering with the installation structure.

Audi electronic control modules and controllers – expansion and service

If you are planning a comprehensive repair or upgrade of the electrical installation area in your Audi and need other elements from the same group, such as comfort modules, safety system controllers, or equipment management units, check out the available parts in the Audi electronic control modules and controllers category.

Maintaining the Audi character using original components

For many drivers, it is important to maintain consistency with the factory vehicle specification even when using used parts. You can read about how original components – from multimedia systems to controllers and horns – influence the preservation of the brand's character in the article Audi and emotions in their purest form. How do used parts help maintain the brand's DNA?.