Audio Amplifier BMW F20 F21 F22 Harman/Kardon Active Sound Design System 9343317

Audio Amplifier BMW F20 F21 F22 Harman/Kardon Active Sound Design System is a specialized electronic control module designed for factory-fitted BMW sound systems. It is responsible for the precise control of speakers and the generation of active sound effects, ensuring a consistent audio experience that matches the character of the F-series models. As a component from the Electronic control modules and controllers category, it allows for the professional repair or upgrade of the factory audio system.

Specifications and technical data

• SKU: 9343317
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9343317
• Substitutable numbers: 9343317, 65129343317, 2622892, 65122622892, 9390396, 65129390396, 6827159, 65126827159, 6805821, 65126805821, 6809354, 65126809354, 9362445, 65129362445, 9326555, 65129326555, 9381088, 65129381088, 9367812, 65129367812, 9353021, 65129353021, 9352264, 65129352264, 2622503
• Category: ECUs & Computer Modules

Purpose and function in the BMW audio system

The Harman/Kardon amplifier in this version works with the audio installation in BMW F20, F21, and F22 models, integrating seamlessly with the vehicle's factory architecture. The module is responsible for audio signal amplification, frequency response correction, and supporting the Active Sound function, which results in a more dynamic and coherent sound inside the vehicle. By using an original controller, compatibility with the factory multimedia system and the vehicle's electrical installation is maintained.

Benefits of using an original control module

Using an original BMW audio amplifier allows you to maintain the factory performance parameters of the sound system without the need for wiring modifications or additional adapters. This solution is particularly beneficial for:

• professional repair of the audio system following a factory amplifier failure,
• restoring the full functionality of the Harman/Kardon system,
• maintaining the consistency of the Active Sound function with other controllers in the vehicle.

Thanks to this module, you can reliably reproduce the factory HiFi sound, in accordance with the vehicle manufacturer's specifications.

Integration with the installation and mounting aspects

As a component from the Electronic control modules and controllers category, the amplifier is designed to operate within the vehicle's controller network, communicating with other modules via the data bus. This enables:

• proper cooperation with the multimedia system head unit,
• retention of factory settings for balance, equalizer, and sound profiles,
• correct operation of diagnostic functions within the vehicle's system.

When selecting an amplifier, it is crucial to match it to the specific equipment configuration of the car, which is why it is worth paying attention to compatibility with the audio system used in the given BMW unit.

Product characteristics and condition

The offered amplifier is an original BMW module from the control electronics segment, sourced from disassembly. Such components are frequently chosen for servicing premium-class cars because they allow for consistency with the factory installation and avoid integration issues typical of universal solutions. A used audio controller is a good choice wherever the cost-to-quality ratio and maintaining the original operating characteristics of the system are important.

System expansion and related solutions

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

To compare how premium manufacturers approach maintaining brand character in the context of original electronic and multimedia components, it is worth reading the article on our blog: Audi and pure emotion – how used parts help maintain the brand's DNA.