Mercedes W205 Engine Cooling Coolant Pipe Hose Line OM654 Diesel A2055013600

The Mercedes W205 OM654 Diesel Engine Coolant Hose is an original cooling system component designed for diesel engines in the W205 generation C-Class models. It ensures stable coolant flow, supporting the engine's safe operating temperature and reducing the risk of overheating.

Specifications and technical data

• SKU: A2055013600
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055013600
• Substitutable numbers: A2055013600, A 205 501 36 00, A2058307804, A 205 830 78 04
• Fuel type: Diesel
• Part type: Pipe
• Category: Coolant Hoses

Application in Mercedes W205 Cooling System with OM654 Engine

This hose belongs to the category of cooling system hoses and pipes and is structurally matched to the OM654 engine in the diesel-powered Mercedes C-Class W205. It is responsible for the controlled flow of coolant between system components, which directly impacts engine thermal stability, durability, and running smoothness.

Thanks to its factory geometry and appropriately selected inner diameter, the hose works in conjunction with the water pump, radiator, and other system components, maintaining proper pressure and circulation efficiency. This is particularly important in modern diesel engines, where precise temperature control affects emissions, fuel consumption, and accessory lifespan.

Construction and Cooling System Fitment

The offered part is an original Mercedes cooling system component, meaning it maintains the factory hose routing within the engine bay and is compatible with standard mounting points. Its shape, length, and support points are adapted to the architecture of the OM654 unit and the W205 model's installation, ensuring that installation requires no modifications or forcing.

The hose has been designed to operate under the variable thermal loads typical of diesel engines – from low starting temperatures to prolonged highway driving. Appropriate flexibility and material resistance reduce the risk of micro-cracks, leaks, and deformation caused by temperature and engine vibrations.

Benefits of Using an Original Cooling Hose

Choosing an original cooling system hose for the Mercedes W205 with an OM654 engine offers a range of practical benefits:

• Factory Fitment – maintains the original cooling system geometry without the need to modify other components.
• Stable Coolant Flow – supports even temperature distribution in the diesel engine.
• Reduced Risk of Overheating – a sealed and correctly routed hose minimizes the likelihood of failures related to coolant loss.
• Compatibility with Other Components – compatible with the standard radiator, water pump, and connections on the OM654 unit.

Item Condition and Diesel Engine Application

The hose is a used part from a dismantled vehicle and is offered as a used cooling system component, making it a sensible choice for vehicle servicing where both functionality and cost optimization are important. For diesel engines, maintaining an efficient coolant circulation is particularly crucial – Diesel engines operate under higher thermal loads, and any leaks in the hoses can quickly lead to overheating.

Before installation, a standard cooling system check is recommended, including the coolant condition, connection tightness, and the condition of other hoses, to fully utilize the potential of a functional cooling hose and ensure stable operating conditions for the OM654 engine.

More About Cooling Systems and Other Mercedes Hoses

If you want to better understand how to care for the cooling system in modern cars and what symptoms might indicate problems with the coolant circulation, check out our practical guide: Engine Cooling System – Overheating, Repair, and Used Radiators. You will find helpful information for diagnosis and service planning there.

If you are also looking for other Mercedes cooling system hoses and pipes compatible with various models from this brand, check out our dedicated category: Mercedes Cooling System Hoses and Pipes. This will help you easily select additional cooling system components that match your car.