Water Pump Mercedes W204 W213 Diesel OM656 Bearing Housing Pulley A6562010010

Mercedes W204 W213 Diesel OM656 Water Pump A6562010010 is an original coolant pump from the Water Pumps group, designed for OM656 diesel engines in Mercedes W204 and W213 models. This component is responsible for the stable circulation of coolant, which is crucial for the durability of the Diesel engine and the safe operation of the entire system.

Specifications and technical data

• SKU: A6562010010
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6562010010
• Substitutable numbers: A6562010010, A 656 201 00 10
• Fuel type: Diesel
• Category: Water Pumps

Purpose and Function in the Cooling System

The water pump in the OM656 engine is responsible for forcing the circulation of coolant between the engine block, cylinder head, and radiator. A properly functioning pump:

• maintains the stable operating temperature of the diesel unit,
• reduces the risk of overheating under heavy load,
• supports efficient heat dissipation from critical engine zones,
• ensures correct operating conditions for auxiliary components working with the cooling system.

In modern Diesel engines, maintaining the correct operating temperature directly impacts the smoothness of operation, fuel consumption, and the lifespan of mechanical components.

Compatibility with OM656 Diesel Engine

The presented pump is designed to work with the OM656 engine, used in Mercedes W204 and W213 diesel models. This means it is matched in terms of:

• body geometry and connection ports,
• coolant flow characteristics,
• operating parameters adapted to the loads of a diesel engine.

This ensures predictable installation, maintaining the original cooling system design without the need for modifications to other components.

Product Features and Benefits of Use

As an original Mercedes part, the water pump from this series is designed for long-term operation under demanding diesel engine conditions. The main benefits of using this type of component include:

• stable coolant flow across the full engine speed range,
• maintenance of original cooling system operating parameters,
• reduction of the risk of localized overheating in the cylinder head and block areas,
• better cooperation with other system components, such as the thermostat or radiator.

The product is categorized under Water Pumps, which facilitates the selection of other components related to coolant circulation in Mercedes vehicles.

Used Condition and Installation Aspects

The offered water pump is a used part, allowing for an economical repair of the cooling system while maintaining the original manufacturer's specifications. In practice, this means the possibility of:

• quick replacement of a worn or damaged pump without interfering with the engine's structure,
• maintaining compatibility with the original OM656 engine accessories,
• reducing service costs while using a part from the original production line.

Before installation, standard verification of the seals, mating surfaces, and impeller operation is recommended, in accordance with procedures used in professional workshops.

Cooling System Expansion and Part Selection

If you are planning a comprehensive repair or engine area upgrade for your Mercedes and need other parts from the same group, such as additional pumps, housings, or mounting elements, check the available parts in the Mercedes Water Pumps category.

To better understand the relationships between the cooling system and diesel engine fuel supply, selecting components by catalog numbers, and the impact of proper pump operation on engine performance, it is worth consulting the guide: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair.

For workshops and users who want to reduce vehicle downtime during repairs, the article describing the practical aspects of using used OEM parts may also be helpful: Availability of Car Parts Immediately vs. Repair Time – How Used OEM Parts Shorten Workshop Stays?.