Mercedes W205 Water Coolant Pipe Hose Bleed Line M274 Petrol A2055012601

The Mercedes W205 Bleeder Hose for M274 Gasoline Engines is an original cooling system component designed for gasoline-powered units. Engineered by Mercedes, this hose ensures stable air bleeding from the coolant circuit, promoting even engine operation and reducing the risk of overheating. It's a practical solution for users looking to restore proper coolant circulation in their W205 without unnecessary modifications.

Specifications and technical data

• SKU: A2055012601
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055012601
• Substitutable numbers: A2055012601, A 205 501 26 01
• Location on the vehicle: Right
• Fuel type: Petrol
• Category: Coolant Hoses

Application and Function in the Cooling System

The offered hose belongs to the Cooling System Hoses and Pipes category and is compatible with the M274 gasoline engine in the Mercedes W205 model. Its purpose is to vent air bubbles from the coolant circuit, facilitating system bleeding and stabilizing the engine's operating temperature. Its placement on the right side of the vehicle allows for precise integration with the factory hose routing, eliminating the need for installation modifications.

Benefits of Using an Original Hose

Using the original bleeder hose in the cooling system offers several practical advantages:

• maintaining the original hose routing geometry in the engine bay,
• proper bleeding of the coolant circuit,
• reducing the risk of localized overheating caused by air in the system,
• compatibility with the M274 gasoline engine without additional adaptations.

Consequently, this hose is a functional solution for cooling system repairs and maintenance, especially for vehicles operated in varying temperature conditions.

Assembly and Operational Characteristics

The hose is designed for installation on the right side of the vehicle, simplifying its integration with other cooling system components. Its design, tailored for the M274 gasoline engine, ensures proper fluid flow and minimizes stress from engine operation and body vibrations. Its used nature makes it a cost-effective solution while maintaining the original manufacturer's specifications.

Practical Application in Service

The bleeder hose for the Mercedes W205 is suitable for both standard cooling system component replacements and more extensive service work, such as:

• addressing coolant circuit leaks,
• restoring proper circulation after replacing the radiator or other hoses,
• diagnosing engine overheating issues related to air in the system.

Selecting a hose that matches the gasoline engine's design and the correct vehicle placement helps maintain stable engine operating conditions and supports long-term, trouble-free operation.

If you are planning a comprehensive repair or upgrade of the cooling system area in your Mercedes and need other parts from the same group, such as main hoses, return hoses, or flexible connecting sections, check the available parts in the Mercedes Cooling System Hoses and Pipes category.

To better understand how high temperatures and intensive use affect cooling system efficiency and when it's worth considering the installation of used components, read the guide Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings, which will help you consciously plan maintenance and parts selection.