Mercedes W205 A/C Air Conditioning Pipe Hose Line Fitting OM651 A2058306801

Mercedes W205 A/C Air Conditioning Pipe Hose Line Fitting is an original cabin cooling system component designed for models with the OM651 engine. Thanks to its factory geometry and precise fit for the air conditioning system in the Mercedes W205, the pipe ensures stable refrigerant flow and proper cooperation with other components. It is a practical solution for users and workshops that prioritize proven OEM parts over unreliable aftermarket replacements.

Specifications and technical data

• SKU: A2058306801
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2058306801
• Substitutable numbers: A2058306801, A 205 830 68 01
• Part type: Line
• Category: A/C Hoses & Fittings

Purpose and function in the air conditioning system

The described pipe belongs to the Air conditioning pipes, hoses, and fittings category and is responsible for a tight and stable connection of A/C system components in the Mercedes W205 with the OM651 engine. A properly selected air conditioning pipe allows for maintaining the correct refrigerant pressure, reduces the risk of leaks, and supports uniform cooling of the vehicle's interior. The original design of the pipe ensures:

• proper routing of the refrigerant in the engine compartment,
• compatibility with factory connectors and mounts,
• stable operation of the compressor, condenser, and evaporator.

Benefits of using an original Mercedes pipe

Using a factory air conditioning pipe in the Mercedes W205 translates into predictable behavior of the entire system. Original fitment minimizes the need for modifications, facilitates installation, and reduces the risk of stress on connections that could lead to micro-leaks. The main advantages include:

• maintaining the factory pipe routing in the engine compartment,
• easier diagnostics and future service due to compliance with the manufacturer's documentation,
• consistency with other air conditioning system components in the given model.

Condition and service application

The item is offered as a used air conditioning pipe, which is a cost-effective solution while maintaining the manufacturer's original specifications. This type of part is particularly suitable for accident repairs, mechanical damage to pipes, or when fixing leaks in the A/C system. Before installation, it is recommended to follow standard service procedures, including checking the system for leaks, replacing the dryer, performing a pressure test, and properly filling the system with refrigerant according to the vehicle manufacturer's guidelines.

Technical support and part selection

Selecting an air conditioning pipe for a Mercedes W205 with an OM651 engine should always be based on vehicle data and catalog numbers to avoid compatibility issues. In case of doubt, it is useful to compare the pipe's routing, the shape of the connectors, and the method of mounting to the body and other system components. If you are planning a comprehensive repair or upgrade of the air conditioning system in your Mercedes and need other elements from the same group, such as high-pressure lines, flexible hoses, or service connectors, check the available parts in the Mercedes air conditioning pipes, hoses, and fittings category.

Practical information for workshops and users

When replacing an air conditioning pipe in a Mercedes W205, it is essential to maintain system cleanliness and use the correct tightening torques for the connectors to avoid damaging them. It is also worth paying attention to the condition of seals and O-rings, which should be matched to the type of refrigerant used in the specific vehicle. For those considering a broader A/C system repair, a guide describing the selection and inspection of air conditioning components – especially the compressor – may be useful. You can find more practical tips in the article No cooling in the car: an original used air conditioning compressor as a proven alternative to expensive new ones, which discusses, among other things, diagnostics and assessing the condition of system components.