Water Hose Mercedes W169 W245 M266 Coolant Cooling Pump Pipe Line A2662000152

Water Hose Mercedes W169 W245 M266 Coolant Cooling Pump Pipe Line is an original cooling system component designed for models equipped with the M266 engine. Thanks to its factory-spec geometry and precise fitment to engine ports and accessories, it ensures stable coolant flow and proper operation of the power unit. This is a practical solution for users seeking a proven water hose rather than unreliable aftermarket replacements.

Specifications and technical data

• SKU: A2662000152
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2662000152
• Substitutable numbers: A2662000152, A 266 200 01 52
• Category: Coolant Hoses

Function and role in the cooling system

The water hose in the M266 engine is responsible for directing coolant flow between key system components, such as the engine block, return circuit, and auxiliary equipment. A properly shaped water pipe minimizes the risk of kinks, constrictions, and localized overheating, which translates into stable engine operating temperatures in both city and highway driving conditions.

A correctly selected hose from the Cooling system hoses and pipes category reduces the risk of leaks, pressure drops in the circuit, and uncontrolled coolant loss, which could otherwise lead to engine overheating.

Compatibility with Mercedes W169 and W245

This component has been designed with the engine bay architecture of the Mercedes A-Class W169 and B-Class W245 models with the M266 unit in mind. This means:

• maintaining the correct routing of the hose relative to other components,
• appropriate connection diameters matched to the cooling system ports,
• easier installation without the need for modifications or length adjustments.

As a result, the water hose can be integrated into the existing cooling system as a service part, restoring proper fluid circulation in Mercedes vehicles of this series.

Characteristics of the used component

The offered hose comes from dismantling, which allows for maintaining the original manufacturer's specifications while reducing repair costs. A used component of this type is particularly attractive for older vehicles, where the priority is maintaining cooling system efficiency within a reasonable service budget. This type of part is a good choice when replacing a damaged, brittle, or leaking water hose.

The importance of proper coolant flow

A functional water hose has a direct impact on protecting the engine from overheating. Maintaining the tightness and patency of the hoses allows for proper system pressure, which supports the effective operation of the radiator, thermostat, and coolant pump. For drivers who want to better understand the impact of the cooling system on engine durability, the following article will be helpful: Engine cooling system – overheating, repair, and used radiators.

Expansion and service of the Mercedes cooling system

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 additional water pipes, flexible return hoses, or sections connecting to the radiator, check out the available parts in the Mercedes cooling system hoses and pipes category.

Summary

Water Hose Mercedes W169 W245 M266 Coolant Cooling Pump Pipe Line is a practical choice for users who want to restore proper coolant circulation in their vehicle while maintaining factory fitment and geometry. An original hose from dismantling allows for an economical yet technically sound repair of the cooling system, which translates into safer operation of the M266 engine in daily driving.