Porsche Cayenne 9PA ABS Vacuum Pump Brake Control Hydraulic Unit 8E0927317A

Porsche Cayenne 9PA ABS Vacuum Pump Brake Control Hydraulic Unit is a specialized brake system component designed for gasoline-powered vehicles, responsible for stable vacuum generation for the ABS system. Thanks to its factory design and fitment for the Cayenne 9PA platform, it ensures predictable brake system operation and proper cooperation with the ABS controller. This is a solution for users looking for a proven component with maintained functionality, allowing for effective brake system repair.

Specifications and technical data

• SKU: 8E0927317A-1
• Mark: Porsche
• Condition: Used
• OEM Part Number: 8E0927317A
• Substitutable numbers: 8E0927317A, 8E0 927 317 A, 008440-01, 955 355 617 01, 95535561701, 955 355 140 10, 95535514010
• Fuel type: Petrol
• Part type: ABS Control Module
• Category: ABS Control Modules

Purpose and function in the brake system

The described vacuum pump works with the ABS system in the Porsche Cayenne 9PA, stabilizing the operating pressure in the brake circuit. In vehicles with a gasoline engine, properly functioning vacuum is crucial for:

• maintaining adequate brake booster force,
• correct pressure modulation by the ABS controller,
• reducing braking distance in emergency situations,
• limiting vibrations and pulsations on the brake pedal.

Thanks to the maintained geometry and factory mounting points, the pump integrates with the existing installation without the need for system modifications.

Technical characteristics and compatibility

The pump belongs to the ABS Controllers group, which means it is designed to work with the electronic brake stabilization system in specific Porsche configurations. The design intended for gasoline units ensures compliance with engine operating parameters and proper vacuum values in typical RPM ranges.

The element has a dedicated OEM part number and a set of interchangeable numbers, which facilitates compatibility verification with a specific version of the Cayenne 9PA. In practice, this means the possibility of precisely matching the component to the car based on service documentation or the manufacturer's catalog, without the risk of installing the wrong variant.

Condition, origin, and advantages of use

The product comes from dismantling and is offered as a used original Porsche component, which in many cases represents a favorable compromise between repair cost and maintaining factory quality. Compared to low-budget replacements, the original vacuum pump ensures:

• maintenance of factory ABS system operating parameters,
• proper fitment to mounts and lines,
• consistency with the brake controller software,
• reduction of the risk of errors and warning messages on the dashboard.

For workshops and individual users, this means faster installation, fewer potential corrections, and stable brake system operation after repair.

Safe selection of used brake system components

When choosing a used vacuum pump for ABS, it is crucial to check compatibility with the OEM number, the list of interchangeable numbers, and the vehicle's fuel type. It is also worth paying attention to the condition of the vacuum ports, electrical sockets, and any seals to avoid leaks in the system. If you want to verify step-by-step what to look for when buying used brake components, such as pumps, calipers, or ABS modules, use the advice contained in the article Second-hand brake system: how to safely select discs, calipers, and ABS?.

Expansion and service of the ABS system in Porsche

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

To limit vehicle downtime in the workshop, it is worth using warehouses offering a wide selection of proven used parts in one place – you can find more about this approach in the material how a wide assortment in one warehouse shortens car downtime at the mechanic.