Mercedes-Benz A W169 B W245 200 CDI OM640 Bare Engine 640.941 640941 WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a bare engine.

The engine is sold without accessories (e.g. alternator, starter motor, manifolds, injectors, turbocharger, etc.).

Mercedes-Benz A W169 B W245 200 CDI OM640 Bare Engine 640.941 640941 WARRANTY is a factory power unit from the OM640 family, designed for Mercedes compact class models. It is a practical solution for users looking for a proven, used diesel engine that will allow for an economical and technically sound vehicle repair while maintaining the original operating characteristics. By adhering to the manufacturer's design parameters, this engine serves as a solid base for a professional engine replacement in Mercedes W169 and W245 cars.

Specifications and technical data

• SKU: A6400101202
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6400101202
• Substitutable numbers: A6400101202, A 640 010 12 02, A6400106002, A 640 010 60 02, A6400102344, A 640 010 23 44
• Fuel type: Diesel
• Number of cylinders: 4
• Category: Engines
• Mileage: 65250

Characteristics of the OM640 200 CDI unit

The presented engine belongs to the family of OM640 diesel units used in compact Mercedes models. The design is based on a four-cylinder inline layout, which promotes balanced operation and predictable torque characteristics. The use of diesel fuel supply allows for favorable fuel consumption while maintaining the appropriate dynamics typical of the 200 CDI version.

The engine has been designed for daily use in both urban and extra-urban traffic, with an emphasis on durability and stable operating parameters. The cylinder layout and accessory configuration promote even loading of internal components, which, with proper maintenance, translates into predictable unit longevity.

Purpose and application in Mercedes W169 / W245

The OM640 200 CDI engine in the 640.941 version is used in compact Mercedes A-Class (W169) and B-Class (W245) models. As such, it is the right choice when replacing the power unit in vehicles from this series, where structural compliance with the factory car configuration is required. This type of solution is particularly beneficial when you want to:

• maintain the original handling and acceleration characteristics,
• preserve compatibility with the existing electrical installation and control systems,
• reduce repair costs by using a used, original engine.

This unit will prove effective both in the event of a failure of the previous engine and during a comprehensive vehicle rebuild after mechanical damage. Using an original engine from the same family minimizes the risk of issues with fitting accessories and auxiliary systems.

Benefits of choosing a used Mercedes diesel engine

Choosing a used diesel engine for a Mercedes is a solution that allows you to combine rational costs with maintaining the vehicle's factory specifications. The 200 CDI OM640 unit offers:

• a field-proven four-cylinder design,
• operating characteristics adapted to daily use,
• the possibility of installation in place of the factory unit without the need for major modifications.

An additional advantage is the presence of dedicated part numbers and interchangeable numbers, which facilitates verification of compatibility with a specific vehicle equipment version. This allows the mechanic to precisely match the unit to a given vehicle, reducing the risk of incompatibility.

Professional installation and service aspects

When replacing the power unit in a Mercedes W169 or W245, it is crucial to follow the manufacturer's service procedures, including proper preparation of accessories, the cooling system, and the fuel system. The OM640 200 CDI engine, as an original unit from this family, allows for the use of standard installation procedures, which speeds up workshop work and facilitates subsequent diagnostics.

Before installation, it is worth verifying the condition of cooperating components, such as the intake system, exhaust system, or control system, to fully utilize the potential of this unit. A properly performed engine replacement allows the vehicle to regain full functionality and stable operating parameters over a long period of use.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as blocks, cylinder heads, or complete power units, check the available parts in the Mercedes Engines category.

Substantive support and additional information

When planning an engine replacement, it is worth expanding your knowledge about typical design problems in modern engines to make informed service decisions. A good point of reference can be an analysis of experiences with other brands and models, which is why we encourage you to read the article Faulty BMW E90 engines: check what can ruin your budget!, which shows how important the proper selection of a power unit and checking its condition before installation is.

If you want to better understand why choosing original, used components for this brand is beneficial in terms of durability and economy, read the guide Mercedes – comfort, prestige, and durability. Why is it worth choosing original used parts?. This will allow you to better evaluate the advantages of using a used OM640 200 CDI engine in your car.