Audi A4 B8 Brake Pump ABS Module Hydraulic Control Braking Unit 8K0907379AK

Audi A4 B8 Brake Pump ABS Module Hydraulic Control Braking Unit is a component from the ABS and ESP system category, responsible for precise control of pressure in the brake circuits and cooperation with the electronic anti-lock braking system. This solution is designed for users who expect stable braking system performance, improved traction control, and predictable vehicle behavior in emergency situations.

Specifications and technical data

• SKU: 8K0907379AK
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0907379AK
• Substitutable numbers: 8K0907379AK, 8K0 907 379 AK, 0265236197
• Category: ABS & Stability Hydraulic Units

Purpose and function in the ABS and ESP system

The Audi A4 B8 Brake Pump ABS Module Hydraulic Control Braking Unit is responsible for generating and modulating operating pressure in the braking system, working in conjunction with wheel speed sensors and the electronic stability control unit. In practice, this means:

• effective reduction of wheel slip during sudden braking,
• precise distribution of braking force to individual wheels,
• cooperation with the traction control and electronic stability program,
• maintaining consistent braking parameters under various road conditions.

As a result, the driver receives more predictable, stable vehicle behavior, and the braking system maintains an adequate safety margin even during intensive use.

Benefits of using an original Audi component

Using an ABS pump from the Audi parts family ensures that the factory characteristics of the braking system are maintained. This means:

• full compatibility with the electrical and hydraulic architecture of the Audi A4 B8,
• proper cooperation with the factory ABS/ESP controller,
• correct fitment for brake lines and body mounts,
• preservation of calibration parameters specified by the manufacturer.

For the user, this translates into a reduced risk of system errors, dashboard warning lights, and post-installation adaptation issues.

Characteristics of the used component

The offered ABS pump is a secondary market component, which allows for an economical repair of the braking system while maintaining the vehicle's original specifications. This type of component is particularly beneficial in cases of:

• post-accident repairs,
• mechanical damage or corrosion of the pump housing,
• ABS system failures manifesting as controller errors and loss of pressure modulation.

Choosing a used OEM component allows for maintaining the structural integrity of the vehicle without the need to use replacements with uncertain parameters.

Installation and diagnostic tips

Before installation, it is recommended to verify the compatibility of the pump with your specific Audi A4 B8 based on the vehicle's technical data and specification information. After installation, it is necessary to:

• bleed the braking system using appropriate service equipment,
• check the hydraulic connections for leaks,
• verify the operation of the ABS and ESP system during a test drive,
• if necessary, perform adaptation procedures using a diagnostic tester.

This approach minimizes the risk of repeated intervention in the system and allows for the quick restoration of full braking system functionality.

Braking system expansion and additional materials

If you are planning a comprehensive repair or upgrade of the braking zone in your Audi and need other components from the same group, such as control modules, wheel speed sensors, or pressure lines, check the available parts in the Audi ABS and ESP system category.

For a better understanding of how the braking system interacts with the steering system and the impact of electronics on vehicle stability, it is worth reading our guide: Steering system and power steering – how it works and what fails?. This will allow you to better plan diagnostics and any further vehicle modifications.