Audi RS6 C7 Brake Servo Vacuum Pipe Line Pressure MAP Sensor Hose 4G2611931E

The Brake Servo Vacuum Hose with MAP Sensor Line for Audi RS6 C7 is an original brake system component, designed for precise cooperation with the brake servo and pressure sensor. Thanks to its factory geometry and integrated section for the MAP sensor, it ensures stable system operating conditions and helps maintain consistent braking effectiveness. This solution is particularly recommended for repairs where compliance with factory specifications and reliable operation of the entire braking system are crucial.

Specifications and technical data

• SKU: RHD-4G2611931E
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G2611931E
• Substitutable numbers: 4G2611931E, 4G2 611 931 E
• Category: Brake Hoses, Lines & Fittings

Purpose and Function in the Braking System

The presented hose belongs to the group of Brake Hoses, Lines, and Connectors and is responsible for transporting vacuum between the pump and the brake servo, while also providing a branch to the MAP pressure sensor. A properly functioning hose of this type:

• ensures adequate brake assistance under various engine loads,
• stabilizes the signal for the MAP sensor, which affects engine control unit operation,
• minimizes the risk of vacuum loss and increased braking distance.

In the Audi RS6 C7 model, where the braking system operates under heavy loads, the integrity and correct routing of the vacuum hose are crucial for safety and consistent braking force.

Original Audi Manufacturing and Fitment

The component was designed by Audi as part of the factory system, which translates to proper routing in the engine bay, matched connector diameters, and compatible fittings. The original design reduces the risk of:

• leaks at connections to the servo and vacuum pump,
• abrasion resulting from improper hose routing,
• installation errors typical for aftermarket parts with universal geometry.

This allows the hose to be used as a direct replacement for a damaged part, without the need for installation modifications or additional adapters.

Condition, Inspection, and Application in Repairs

The product is offered in used condition, which helps reduce repair costs while maintaining the original Audi construction. Elements of this type are particularly useful in situations where:

• the factory hose has cracked, delaminated, or lost its flexibility,
• there are issues with a hard brake pedal or unstable assistance,
• diagnostics indicate a leak in the brake servo vacuum circuit.

Selecting a hose that complies with the original specification minimizes the risk of secondary failures and speeds up the service process, which is important for both workshops and individual users.

Integration with Other Audi Braking System Components

The brake servo vacuum hose with the line for the MAP sensor works in conjunction with the vacuum pump, brake servo, rigid and flexible lines, and brake calipers. For comprehensive repairs, it is advisable to check the condition of the entire vacuum circuit and actuator components. As service practice shows, the rational use of original used parts can significantly reduce costs without compromising safety – this is discussed in more detail in the article Brake Calipers Under Scrutiny: How to Effectively Reduce Brake System Repair Costs by Choosing Proven Used Parts.

Expanding Repairs and Selecting Other Components

If you are planning a comprehensive repair or upgrade of the braking area in your Audi and need other parts from the same group, such as flexible hoses, rigid pipes, or vacuum system connectors, check the available parts in the Audi Brake Hoses, Lines, and Connectors category.

For drivers who want to better plan their car's service and approach the replacement of wear-and-tear components consciously, the guide TOP 10 Most Frequently Replaced Parts in Your Car may also be helpful, offering practical tips on optimizing vehicle maintenance costs.