Mercedes C205 OM654 Diesel Vacuum Tube Hose Line Pipe A2054301929

Mercedes C205 OM654 Diesel Vacuum Tube Hose Line Pipe is an original intake system component designed for Diesel engines in the C205 body style. Engineered by Mercedes, it ensures precise airflow to the engine, which promotes stable operation and correct combustion parameters. It is a practical solution for users seeking factory fitment and proven construction in the premium segment.

Specifications and technical data

• SKU: A2054301929
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2054301929
• Substitutable numbers: A2054301929, A 205 430 19 29
• Fuel type: Diesel
• Category: Vacuum Pumps

Purpose and function in the intake system

The described air hose operates within the engine supply system, directing air to the Diesel power unit. A properly selected intake hose reduces pressure drops, minimizes the risk of leaks, and supports uniform cylinder filling. In Mercedes vehicles with the OM654 engine, this has a direct impact on engine refinement, dynamics, and the stability of emission parameters.

Thanks to its factory geometry and appropriately selected rigidity, the hose maintains its shape under load, does not collapse, and does not cause flow disturbances. This is particularly important in modern diesel units, where the engine control unit precisely monitors the amount of intake air.

Benefits of using an original air hose

Using an original hose in a Mercedes C205 with an OM654 engine allows for maintaining the factory performance of the intake system. Compared to random replacements, the OEM component offers:

• secure fitment to connectors and mounts in the engine bay,
• stable airflow under typical Diesel engine loads,
• compatibility with other components of the air supply system.

Such a solution reduces the risk of improper installation, leaks, and unwanted noises resulting from the hose being in an incorrect position. In practice, this translates into more predictable vehicle behavior and easier diagnostics of potential faults in the future.

Component condition and installation aspects

The air hose is offered in the Vacuum pumps category, which facilitates searching for components related to vacuum and supply systems in modern Mercedes designs. The item is sourced from disassembly, which allows for an economical restoration of the intake system's efficiency while maintaining the manufacturer's original specifications.

Selecting the hose according to the manufacturer's markings allows the mechanic or vehicle owner to quickly confirm compatibility with a specific engine and body configuration. Proper fitment shortens installation time, limits the need for modifications, and allows for maintaining the factory air routing in the engine bay.

Technical support and selection based on the fuel system

In modern Diesel units, the intake and fuel systems are closely linked, so when replacing an air hose, it is worth paying attention to the general condition of the supply components. To better understand the relationships between airflow and the operation of injectors and pumps, the article describing the diagnostics and maintenance of the supply system will be helpful – a detailed discussion can be found in the entry Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

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 vacuum lines, connectors, or components cooperating with the vacuum system, check the available parts in the Mercedes Vacuum pumps category.