Volkswagen Golf Mk5 Vacuum Pipe Brake Servo Line 1.4 TSI BLG BMY 1K0612041DR

The Volkswagen Golf Mk5 Brake Booster Vacuum Hose 1.6 FSI BLG is a component from the Hoses, Pipes, and Tubes group, designed for vacuum-assisted braking systems in gasoline engines. It ensures proper vacuum transfer to the brake booster, leading to stable power steering operation and predictable brake pedal feel in the Golf Mk5 with a manual transmission.

Specifications and technical data

• SKU: 1K0612041DT
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 1K0612041DT
• Substitutable numbers: 1K0612041DT, 1K0 612 041 DT, 036906051G, 036 906 051 G, 0261230081, 0 261 230 081
• Fuel type: Petrol
• Part type: Pipe
• Category: Hoses, Lines & Pipes

Purpose and Function in the Braking System

The offered vacuum hose is specifically designed for the 1.6 FSI BLG engine in the Volkswagen Golf Mk5, powered by gasoline and equipped with a manual gearbox. Its function is to maintain a sealed connection between the vacuum source and the brake booster, ensuring stable assistance during daily driving.

A functional vacuum hose reduces the risk of:

• reduced brake assist effectiveness during sudden braking,
• irregular engine operation due to vacuum system leaks,
• errors related to the braking and vacuum system.

Construction and Fit for Volkswagen Golf Mk5

The hose is designed to be compliant with the factory Volkswagen specifications, ensuring the correct routing within the engine bay and appropriate mounting points. This precise fit facilitates installation and prevents stress that could lead to premature wear or cracks.

Thanks to its construction, which aligns with Volkswagen's original solutions, the hose integrates seamlessly with the braking system of the Golf Mk5 1.6 FSI BLG series, maintaining the required vacuum flow parameters and resistance to engine bay conditions.

Characteristics of the Used Component

The offered hose is from a secondary market, meaning it is a used part intended for users seeking an economical solution while maintaining compliance with the original specifications. Such components are often chosen for maintenance repairs where precise fitment to a specific engine and gearbox version is crucial.

Using an original, used vacuum hose helps maintain the braking system's integrity according to the original design principles, which is particularly important in vehicles with advanced FSI gasoline engines.

Benefits of Using a Dedicated Vacuum Hose

Replacing the brake booster vacuum hose in the Golf Mk5 1.6 FSI BLG with a component that matches the factory specifications offers several practical benefits:

• Stable Brake Assist – proper vacuum transfer to the booster enhances comfort and predictability of the brake pedal operation.
• Improved Vacuum System Sealing – reducing leaks positively impacts the gasoline engine's performance, especially at idle and throttle response.
• Compatibility with Volkswagen Design – maintaining the original hose routing and mounting points simplifies future servicing and diagnostics.

Selecting Components from the Same Group

If you are planning a comprehensive repair or upgrade of the braking and vacuum system in your Volkswagen and require other components from the same group, such as flexible hoses, vacuum lines, or brake booster supply pipes, check the available parts in the Volkswagen Hoses, Pipes, and Tubes category.

For drivers who are simultaneously considering refreshing their car's appearance and improving wheel aesthetics, a practical guide on alloy wheel refurbishment and purchase might be helpful – you can find it in the article Used Wheels Like New: A Guide to Buying and Refurbishing Alloy Wheels.