Coolant Hose Mercedes W205 OM626 Right Radiator Hose To Thermostat A6262030482

The Mercedes W205 Diesel OM626 Right Radiator Coolant Hose-Thermostat is a component from the Cooling System Hoses and Pipes category, designed for precise coolant flow between the radiator and thermostat in OM626 diesel engines. Its proper shape and fit for the right side of the engine bay ensure stable cooling system operation and reduce the risk of leaks. This is a practical solution for users looking to restore correct coolant circulation in their Mercedes W205.

Specifications and technical data

• SKU: A6262030482
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6262030482
• Substitutable numbers: A6262030482, A 626 203 04 82
• Location on the vehicle: Right
• Category: Coolant Hoses

Application and Function in the Cooling System

The right radiator coolant hose-thermostat in the Mercedes W205 with an OM626 engine is responsible for controlled coolant flow between key system components. A correctly selected hose:

• maintains connection integrity at high engine operating temperatures,
• ensures stable coolant flow under varying engine loads,
• minimizes the risk of overheating and cooling performance drops.

Thanks to its precise fit to the engine bay geometry, the right radiator coolant hose-thermostat does not interfere with other components and maintains the factory routing of the pipes.

Construction, Fit, and Installation

This part is specifically designed for the cooling system of the Mercedes W205 with the OM626 engine, considering its placement on the right side of the vehicle. Appropriately sized end diameters and hose profile facilitate installation at the original mounting points.

When replacing, it is recommended to:

• check the condition of the spigots on the radiator and thermostat,
• inspect the hose clamps and replace them if necessary,
• bleed the cooling system after installation to ensure even fluid circulation.

This approach allows for the full utilization of the part's potential and maintains stable engine operating temperature.

Benefits of Using an Original Cooling Hose

Choosing a hose dedicated to a specific model and engine translates into a range of practical benefits:

• factory fit for the Mercedes W205 cooling system with OM626 engine,
• appropriate stiffness and flexibility of the hose within typical temperature ranges,
• reduced risk of leaks compared to universal aftermarket parts,
• maintenance of correct coolant circulation, supporting the longevity of the engine.

For users who want to comprehensively care for their cooling system, the article describing common overheating problems and radiator usage will be useful: Engine Cooling System – Overheating, Repair, and Used Radiators.

Part Condition and Service Application

The offered hose belongs to the group of consumable parts that naturally wear out with vehicle mileage. Replacement of the radiator coolant hose-thermostat is recommended when:

• visible cracks or signs of fluid evaporation are present,
• the cooling system is being upgraded or repaired after engine overheating,
• preventive maintenance is performed after many years of operation.

A correctly selected part from this group helps to limit unplanned vehicle downtime and supports the maintenance of stable diesel engine operating parameters.

Other Mercedes Cooling System Hoses and Pipes

If you are assembling a complete set of hoses, it is worth considering selecting other components from the Mercedes Cooling System Hoses and Pipes category to renew the entire coolant circuit. Check the available Mercedes Cooling System Hoses and Pipes to select the remaining hose sections tailored to your model.