Mercedes C118 W177 Vacuum Valve Pipe Hose Line Tube M282 A1774707000

Mercedes C118 W177 Vacuum Valve Pipe Hose Line Tube is an original vacuum system component designed for gasoline engines, specifically engineered for modern Mercedes compact models. The precise geometry of the pipe and the integrated valve ensures stable vacuum control within the powertrain, which translates into predictable operation of engine accessories. This solution is dedicated to users who expect factory-fit quality and reliable long-term system performance.

Specifications and technical data

• SKU: A1774707000
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1774707000
• Substitutable numbers: A1774707000, A 177 470 70 00
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Purpose and function in the vacuum system

The vacuum valve pipe in the M282 gasoline engine is responsible for the controlled transmission of vacuum between accessory components, such as actuators, control valves, or regulation modules. A properly functioning pipe:

• stabilizes the operation of the vacuum control system,
• reduces the risk of power loss resulting from leaks,
• supports smooth engine operation across various load ranges.

Thanks to its factory fitment for the specific architecture of the gasoline engine, this component maintains the correct rigidity and flexibility, which is crucial given the variable temperatures and vibrations occurring in the engine bay.

Construction, fitment, and performance parameters

The pipe integrated with the vacuum valve has been designed as part of the Pipes, Hoses, and Tubes system, maintaining the appropriate internal diameter, shape, and mounting points. This solution ensures:

• secure connection to the ports on the manifold and engine accessories,
• resistance to typical thermal loads in gasoline units,
• maintenance of system tightness during long-term operation.

The component is prepared for installation in Mercedes vehicles from the C118 and W177 families, which allows for maintaining the original routing of the pipe and proper positioning relative to other components in the engine bay.

Benefits of using the original pipe with valve

Using the original vacuum valve pipe in a gasoline engine provides a number of practical operational benefits:

• Factory fitment – no need for modifications, cutting, or using adapters, which reduces the risk of leaks.
• Stable vacuum control – proper valve operation translates into predictable engine control system responses.
• Consistency with other system elements – the pipe works in harmony with other components from the Pipes, Hoses, and Tubes group, maintaining the manufacturer's original design concept.
• Diagnostic support – using parts with factory parameters facilitates the interpretation of data from diagnostic systems.

For users who want to restore the proper operation of the vacuum system after a failure, leak, or interference with engine accessories, choosing this component is a technically safe and predictable solution.

Product characteristics and application in Mercedes vehicles

The vacuum valve pipe is intended for gasoline units where precise vacuum control has a direct impact on engine refinement and load response. In Mercedes vehicles from the C118 and W177 families, this element contributes to a coherent vacuum management system, linked to control electronics and mechanical actuators.

The product comes from the Mercedes range, which means compliance with factory design and assembly standards. The used nature of the part allows for an economical restoration of system efficiency while maintaining the original design specification and proper fitment to other components.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as flexible pipe sections, rigid tubes, or additional vacuum system branches, check out the available parts in the Mercedes Pipes, Hoses, and Tubes category.

Additional technical and comparative materials

If you are interested in how different design solutions regarding engines, intake systems, and chassis affect a car's performance characteristics, it is worth familiarizing yourself with the analysis of sports models and production versions. A useful supplement to your knowledge may be an article describing the differences in the construction of powertrains, braking systems, and suspension, available at the link: Audi RS vs other models – what is hidden under the hood and chassis?.