Audi A5 8T MAP Pressure Brake Servo Vacuum Hose Pipe Line Sensor 8K2611931F

Audi A5 8T MAP Pressure Brake Servo Vacuum Hose Pipe Line Sensor is an original brake system component responsible for the stable delivery of vacuum to the brake servo and precise pressure measurement. Thanks to the factory Audi design, this used component ensures proper cooperation between the servo and the engine control system and helps maintain consistent brake assist force.

Specifications and technical data

• SKU: RHD-8K2611931F
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K2611931F
• Substitutable numbers: 8K2611931F, 8K2 611 931 F
• Category: Brake Servos

Function in the Audi A5 8T brake system

The vacuum hose integrated with the MAP sensor is responsible for transporting vacuum from the intake system to the brake servo, while simultaneously transmitting information about the current pressure to the engine control unit. In practice, this means that:

• the servo receives the stable vacuum necessary for brake assistance,
• the engine control unit has a reliable signal for adjusting engine performance,
• the entire brake system reacts predictably and consistently every time the brake pedal is pressed.

Using an original hose with a sensor in an Audi allows for maintaining the factory brake performance characteristics and reduces the risk of diagnostic errors related to incorrect pressure signals.

Construction and advantages of the original hose with MAP sensor

The element belongs to the Brake Servos and Pressure Regulators group, which means it is designed to work with the factory servo and other components of the system. The original Audi design ensures:

• geometry of the hose precisely matched to the engine bay of the A5 8T model,
• an integrated MAP sensor with parameters compliant with controller requirements,
• secure connections at the joints, reducing the risk of vacuum leaks.

Thanks to this, installation is straightforward, without the need for modifications, and the brake system maintains its factory settings and operating characteristics.

Condition, application, and service aspects

The offered hose with a MAP sensor is a used component, which, in the case of original Audi parts, allows for combining cost-effectiveness with the preservation of factory build quality. This solution is particularly attractive for repairs where maintaining compatibility with equipment installed on the production line is crucial.

Replacing the vacuum hose with a sensor is recommended, among other things, in the event of:

• symptoms of a hard brake pedal or uneven assistance,
• registered controller errors related to manifold pressure,
• detected leaks or mechanical damage to the hose.

Choosing an original element from this group allows for reducing diagnostic time and avoiding problems with electrical and mechanical compatibility.

Integration with other Audi brake system components

The vacuum hose with a MAP sensor works directly with the brake servo, brake master cylinder, and engine control system. In practice, it affects both braking comfort and the stability of the engine's operation under various load conditions. Therefore, when upgrading or repairing the system, it is worth treating it as an essential element of the entire brake configuration.

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 a servo, brake pressure regulator, or additional vacuum hoses, check the available parts in the Audi Brake Servos and Pressure Regulators category.

Technical support and knowledge about used parts

When selecting used OEM components for the brake and vacuum system, it is worth relying on proven sources and current service knowledge. Comparing the advantages of new and used parts in the context of costs and durability can be helpful – this is discussed in more detail in the article New or used? A comparison of costs and quality of car parts, which makes it easier to make an informed purchasing decision.

Additionally, when planning broader service work on the vehicle, it is worth reading the guide on selecting and maintaining components responsible for driving comfort – you will find detailed tips in the material Air conditioning and heating – part selection and maintenance for year-round comfort, which also covers practical aspects of working with used OEM components.