BMW 3 Series E46 Hydraulic Control Unit DSC Pump 6759045 6759047 2460467

BMW 3 Series E46 Hydraulic Control Unit DSC Pump is an original, used hydraulic control module for the stability control system designed for the 3 Series E46. This component is responsible for precise pressure control within the braking system, supporting the DSC system's operation and improving safety during sudden maneuvers and driving in difficult conditions.

Specifications and technical data

• SKU: 2460467
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2460467
• Substitutable numbers: 6759047, 34512460467, 2460467, 34516765453, 6765453, 6759045, EM
• Category: Other Brake Parts

Purpose and function in the DSC system

The DSC hydraulic control module in the BMW 3 Series E46 is a key component that works in conjunction with wheel speed sensors, the lateral acceleration sensor, and the electronic control unit. Based on signals from these components, the pump regulates pressure in the brake circuits, enabling:

• stability control during front or rear axle slip,
• precise metering of braking force on individual wheels,
• support for ABS and traction control system operation,
• reduction of braking distance in emergency situations.

Thanks to this, the DSC system in the BMW E46 maintains predictable, consistent operation, which translates into a higher level of safety and driving comfort.

Advantages of using an original hydraulic module

Using an original DSC hydraulic module in the BMW 3 Series E46 ensures proper fitment with the factory installation and compatibility with the controller software. In practice, this means:

• proper cooperation with the existing wiring harness and vehicle sensors,
• stable braking system performance across the full temperature range,
• preservation of the factory characteristics of the stability control system,
• reduction of the risk of controller memory errors resulting from incompatible replacements.

For the user, this means predictable vehicle behavior during dynamic driving, and for the workshop – easier diagnostics and fewer returns for warranty claims after repairing the DSC system.

Condition, fitment, and installation aspects

The offered module is a used component, which allows for optimizing repair costs while maintaining the manufacturer's original specifications. Before installation, a standard workshop procedure is recommended, including checking the electrical installation, brake lines, and bleeding the system after replacing the pump.

Due to the factory design, the installation process is similar to the procedure for replacing a part with a new OEM unit. In most cases, the use of standard workshop tools and performing an adaptation/bleeding of the system using an appropriate diagnostic tester is sufficient.

Repair cost optimization and part selection

Choosing an original, used DSC hydraulic module is a reasonable compromise between price and functionality, especially in the case of older BMW 3 Series E46 models. This allows for maintaining the efficiency of the advanced stability control system without the need to invest in a new unit, while maintaining the high quality of workmanship characteristic of the BMW brand.

If you are planning a comprehensive repair or upgrade of the braking and stability control area in your BMW and need other components from the same group, such as pumps, control modules, or sensors, check the available parts in the Other BMW category.

Technical knowledge and development of braking systems

For a better understanding of the differences in the design and performance of advanced drivetrain and braking systems in premium cars, it is worth familiarizing yourself with a comparative analysis of sports versions and production models. You can find an elaboration on this topic in the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses, among other things, the impact of more powerful engines and more efficient brakes on the selection of appropriate service components.