Audi S5 8T MAP Pressure Brake Servo Vacuum Hose Pipe Line Sensor 8K2611931G

Audi S5 8T MAP Pressure Brake Servo Vacuum Hose Pipe Line Sensor is an original brake system component designed for the precise transmission of vacuum between the brake servo and the engine system. Thanks to the integrated pressure sensor, it ensures stable brake booster operation and correct parameter monitoring by the engine control unit. This used OEM component is a sensible choice for professional repairs or restoring the factory configuration in an Audi.

Specifications and technical data

• SKU: RHD-8K2611931G
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K2611931G
• Substitutable numbers: 8K2611931G, 8K2 611 931 G
• Category: Brake Servos

Purpose and function in the brake system

The described vacuum hose with MAP sensor operates within the brake booster area, connecting the servo to the engine's vacuum system. It is responsible for:

• maintaining the appropriate vacuum level for the brake servo,
• transmitting the pressure signal to the engine control unit,
• stabilizing the boost force during braking under various load conditions.

As a result, the brake system maintains predictable characteristics, and the brake pedal response remains consistent with the manufacturer's factory specifications.

Construction and advantages of the original Audi component

The original hose with MAP sensor was designed specifically for the engine bay geometry of the Audi S5 8T, which translates into secure hose routing and proper positioning relative to other components. The materials used are resistant to temperature, vibrations, and typical operational stresses within the engine compartment.

The factory integration of the hose with the pressure sensor reduces the number of connections, which minimizes the risk of leaks and simplifies diagnostics. This solution promotes the consistency of engine and brake system performance, especially in higher-power vehicles such as the Audi S5.

Condition, fitment, and service application

This item belongs to the Brake Servos and Proportioning Valves category, meaning it is intended for use in a critical area responsible for brake assistance. A used OEM component allows for an economical yet technically correct repair when the original hose has suffered wear, mechanical damage, or leaks.

When selecting parts, it is crucial to compare the markings with the existing component and verify compatibility with the specific vehicle equipment version. A properly selected hose with a MAP sensor helps restore correct vacuum values, eliminating symptoms such as a hard brake pedal or unstable engine operation.

Benefits of using the original vacuum hose

Using the original hose with MAP sensor in an Audi S5 8T provides a range of practical service benefits:

• Factory fitment – maintaining the original routing and compatibility with mounting points.
• Consistent cooperation with the brake servo and engine control unit.
• Reduced risk of leaks in the vacuum system.
• Ability to restore factory brake system performance parameters after repair.

This solution is particularly recommended for vehicles driven dynamically, where the stability of brake assistance has a direct impact on safety and predictable vehicle behavior.

Audi brake system service and additional resources

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 a servo, brake proportioning valve, or additional vacuum hoses, check out the available parts in the Audi Brake Servos and Proportioning Valves category.

To maximize the potential of used components and ensure their long-term, stable operation, it is worth learning proven operational and maintenance practices – you can find detailed tips in the article How to extend the service life of used car parts?.