Audi RS3 8P 2.5 TFSI ABS Hydraulic Brake Pump Control Module Unit 8J0614517F

Audi RS3 8P 2.5 TFSI ABS Hydraulic Brake Pump Control Module Unit is an original component from the ABS and ESP System group, designed for precise control of pressure in the brake circuits and the operation of the electronic stability control system. This used OEM module ensures factory-spec performance, maintaining full compatibility with the vehicle's electronics and hydraulics, which translates into predictable, safe vehicle behavior during emergency braking and on slippery surfaces.

Specifications and technical data

• SKU: 8J0614517F
• Mark: Audi
• Condition: Used
• OEM Part Number: 8J0614517F
• Substitutable numbers: 8J0614517F, 8J0 614 517 F
• Part type: ABS Hydraulic Unit
• Category: ABS & Stability Hydraulic Units

Purpose and function in the braking system

The presented module is responsible for controlling the hydraulic part of the ABS system and interfacing with the ESP system in the Audi RS3 8P with the 2.5 TFSI engine. It integrates the hydraulic block with valves and the control unit into a single housing, allowing for rapid pressure modulation in individual brake circuits and precise adjustment of braking forces at each wheel.

In practice, this means that during sudden braking or loss of wheel traction, the module reduces or increases pressure in a given circuit within fractions of a second, minimizing skidding and assisting the driver in maintaining control of the vehicle. Integration with the electronic stability control system also allows for selective braking of individual wheels, which improves vehicle stability in corners and during sudden maneuvers.

Benefits of using an original Audi module

Using an original module from the ABS and ESP System group in the Audi RS3 8P ensures:

• preservation of factory operating parameters for active safety systems,
• proper communication with other vehicle control units (drivetrain, engine, assistance systems),
• perfect fit for the hydraulic and electrical installation without the need for modifications,
• calibration consistency with the characteristics of the RS3 sports braking system.

For a high-performance car like the RS3 2.5 TFSI, a functional and correctly selected ABS/ESP module is crucial for braking efficiency and stability during dynamic driving.

Characteristics of the used component

The offered module is a dismantled, used part, which allows for an economical repair of the braking system while maintaining the manufacturer's original specifications. This solution is particularly beneficial for sports cars, where aftermarket replacements with unverified characteristics can negatively affect the operation of safety systems.

By choosing a used OEM module, you gain:

• factory design tailored to the specific model version,
• preservation of the original logic of the ABS and ESP system,
• the ability to restore full system functionality after a controller or hydraulic component failure.

Selection, diagnostics, and integration with other systems

Before installation, it is recommended to perform vehicle computer diagnostics to confirm that the source of the problem is indeed the ABS hydraulic module, and not, for example, wheel speed sensors or the electrical wiring. After installation, it may be necessary to perform adaptation procedures and bleed the brake system in accordance with Audi service documentation.

For cars with increased power or mechanical modifications, it is worth paying attention to the overall condition of the braking system – brake discs, pads, lines, and brake fluid should be selected and maintained at a level corresponding to the performance of the RS3. For a better understanding of the differences between stock and sports components, as well as the principles of selecting used parts, our blog article may be helpful: BMW M Performance – differences between M and M Performance components compared to stock parts.

Expansion and modernization of the ABS/ESP system in Audi

If you are planning a comprehensive repair or upgrade of the braking zone in your Audi and need other elements from the same group, such as pumps, controllers, or stability control modules, check out the available parts in the Audi ABS and ESP System category.

For more advanced projects, such as changing suspension characteristics or installing sports brake kits, it is also worth reading our guide on selecting suspension elements and the impact of modifications on vehicle behavior: stock vs. sports suspension and selecting used components. This will help you plan a cohesive upgrade where the ABS/ESP module will work correctly with the vehicle's other systems.