Mercedes-Benz A B Class W169 W245 ABS Hydraulic Brake Pump Unit A0064316312

Mercedes-Benz A B Class W169 W245 ABS Hydraulic Brake Pump Unit is a component from the ABS and ESP system category, designed for use in Mercedes vehicles. It is a solution for users who expect stable brake system performance, correct pressure regulation, and effective support for the ABS and ESP systems in daily operation.

Specifications and technical data

• SKU: A0064316812
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0064316812
• Substitutable numbers: A0064316812, A 006 431 68 12, A0064316312, A 006 431 63 12, 0265950986, 0 265 950 986
• Category: ABS & Stability Hydraulic Units

Purpose and function in the vehicle

The described brake pump integrated with the ABS module operates in the area of brake circuit pressure control, working in conjunction with wheel speed sensors and the electronic stability control unit. In compact class vehicles, such as the Mercedes W169 and W245 series, a properly functioning ABS module is crucial for:

• maintaining traction during emergency braking,
• vehicle stabilization during sudden maneuvers,
• reducing the risk of wheel lock-up on slippery surfaces,
• cooperating with the ESP system to correct the vehicle's trajectory.

As a result, the driver receives a predictable brake system response, and the vehicle's electronics can effectively manage the distribution of braking forces.

Benefits of using an original Mercedes component

The ABS pump from the Mercedes offer ensures a design consistent with the vehicle manufacturer's factory specifications. This means:

• maintaining the operating parameters intended for the specific model,
• proper cooperation with the existing electrical and hydraulic installation,
• correct fitment for mounts and brake lines,
• compatibility with ABS/ESP control software.

In practice, installing an original module from the same design group reduces the risk of bus communication issues, controller errors, or system leaks. This is particularly important for components responsible for driving safety.

Technical characteristics and reference numbers

The presented pump belongs to the ABS and ESP system category, meaning it has been designed to work with electronic systems supporting braking and vehicle stability. The component has a dedicated OEM part number and a set of interchangeable numbers, which facilitates:

• verification of compatibility by factory number,
• selection of the appropriate variant for a specific engine and equipment version,
• comparison with the module currently installed in the vehicle.

Thanks to this, a mechanic or technical advisor can precisely confirm compatibility, minimizing the risk of selecting the wrong component.

Product condition and practical application

The offered ABS pump is an aftermarket component, which allows for cost-effective brake system repair while maintaining the factory design. This type of part is particularly suitable in situations where:

• the original module in the vehicle reports ABS/ESP errors,
• there are problems with maintaining pressure in the brake circuit,
• it is necessary to replace the complete pump and controller assembly.

Replacing it with a functional component from the same design group allows for restoring the proper operation of safety systems without the need for an expensive purchase of a new part.

Part selection and technical support

Before purchasing, it is recommended to compare the OEM number and reference numbers with the vehicle data or the removed component. In case of doubt, it is worth consulting a mechanic or advisor who will verify compatibility based on the VIN and vehicle equipment. For users interested in a broader approach to diagnostics and component selection by factory numbers, the article describing the principles of operation and maintenance of fuel supply systems may be helpful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

If you are planning a comprehensive repair or upgrade of the braking zone in your Mercedes and need other components from the same group, such as control modules, wheel speed sensors, or additional pressure pumps, check the available parts in the Mercedes ABS and ESP system category.

Additional information on the cost-effectiveness of using dismantled components in other areas of the vehicle, including the bodywork, is provided in the guide: Replacing body parts with used ones – can dismantled bodywork parts look like new?.