BMW F20 F21 F22 F30 LCI Braking Pump ABS DSC Wiring Loom Cable 6881172

BMW F20 F21 F22 F30 LCI Braking Pump ABS DSC Wiring Loom Cable is an original electrical installation component designed for facelifted BMW 1, 2, and 3 Series models. It ensures a stable connection between the braking pump, the ABS/DSC module, and the vehicle's electrical system, which translates into the proper operation of safety systems. This used, original wiring loom is an excellent choice for brake system repairs when you want to maintain factory-standard cable routing and connector logic.

Specifications and technical data

• SKU: 6881172-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6881172
• Substitutable numbers: 34516881174, 6881174, 34516881172, 34516881173, 6881172, 6881173, 6947844, 1718257-1
• Category: Wires, Cables & Connectors

Purpose and function in the braking system

The presented wiring loom is responsible for the electrical connection between the braking pump and the ABS/DSC module in facelifted (LCI) F-series BMW cars. This component transmits control signals and diagnostic information between the controller and the braking system components, enabling the correct operation of the electronic stability control, traction control, and anti-lock braking system.

Thanks to its factory fitment for specific BMW generations, the wiring loom maintains the original cable routing, minimizing the risk of chafing, tension, and installation errors that can occur when adapting universal solutions.

Construction, connectors, and compatibility

The wiring loom belongs to the Wires, cables, and connectors group, meaning it was designed as an integral part of the vehicle's electrical installation. The connectors used are factory-matched to the braking pump and ABS/DSC module in facelifted F20, F21, F22, and F30 bodies, allowing for plug-and-play installation without the need for modifying the wiring.

The original BMW construction ensures:

• appropriate cable length for specific body models,
• dedicated plugs with correct pin coding,
• wiring routing consistent with factory clips and mounts.

This reduces the risk of communication errors in the ABS/DSC system and electronic diagnostic issues.

Condition, origin, and service application

The wiring loom is a used part, sourced from vehicle dismantling, which allows for a favorable cost-to-quality ratio when repairing the braking system. Original BMW parts of this type are often chosen by workshops specializing in the brand because they ensure compliance with factory service documentation and electrical diagrams.

The product is particularly suitable in situations where:

• mechanical damage to the wiring has occurred (chafing, broken wires),
• connectors at the braking pump or ABS/DSC module are melted or corroded,
• a section of the engine bay wiring needs replacement after a collision.

Choosing an original wiring loom allows you to maintain the integrity of the electrical system and facilitates subsequent computer diagnostics.

Benefits of using an original BMW wiring loom

Using a factory wiring loom in the ABS/DSC system brings a number of practical benefits:

• reliable fitment for specific BMW F20, F21, F22, LCI F30 models,
• no need to modify the installation or solder additional wire sections,
• preservation of original mounting points and cable routing,
• easier identification in BMW electrical diagrams.

For the user, this means a lower risk of secondary faults and stable operation of active safety systems. For the workshop – faster installation and a more predictable repair result.

Support with selection and other installation elements

If you are upgrading or repairing the electrical system in your BMW and also need other wiring elements, it is worth checking the full offer in the BMW wires, cables, and connectors category to select components from the same construction group. This facilitates maintaining system integrity and improves installation ergonomics.

When planning major service work within braking and active safety systems, guide materials may also be helpful. In our blog section, you will find, among others, an article on the evolution of design and part selection in sports hatchbacks, which shows how thoughtful replacement of installation elements affects the durability and functionality of the entire car.

To ensure compatibility with your specific BMW, it is worth verifying the part's compliance using the VIN number and consulting the installation with an experienced service center specializing in the brand, which will allow you to fully utilize the potential of this wiring loom in the ABS/DSC system.