Distribution Box BMW X3 G01 X4 G02 Power Junction Point B+ Control Rear 6841701

Distribution Box BMW X3 G01 X4 G02 Power Junction Point B+ Control Rear is an original BMW electrical system component responsible for the safe distribution of power in the rear of the vehicle. As a component from the Battery Accessories group, it supports the stable operation of the power supply system, minimizing voltage drops and the risk of overloads. This used, original distribution module is an excellent choice for professional repairs or restoring factory functionality to the electrical system in the BMW X3 G01 and X4 G02.

Specifications and technical data

• SKU: 6841702-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6841702
• Substitutable numbers: 6841702, 61146841702, 6841701
• Location on the vehicle: Rear
• Category: Battery Accessories

Function and role in the BMW electrical system

The presented power distributor serves as a central power distribution point in the rear of the vehicle. It is responsible for the controlled transfer of voltage from the main B+ power cable to downstream circuits, which is crucial for the proper operation of electrical consumers located in the rear of the car, such as comfort modules, driver assistance systems, or trunk equipment.

Thanks to its factory BMW design, the module ensures:

• stable electrical connections in a critical power supply area,
• current path cross-sections properly matched to the loads typical for the X3 G01 and X4 G02,
• preservation of the original installation architecture, which facilitates diagnostics and service.

Vehicle placement and fitment

The element is designed for installation in the rear of the vehicle, in accordance with the factory BMW installation design. This means that the mounting points, housing geometry, and connector layout are matched to the X3 G01 and X4 G02 body, facilitating installation without the need for modifications to wiring harnesses or brackets.

The original BMW solution allows for maintaining:

• consistency in cable routing within the rear body section,
• proper protection of connections against mechanical damage,
• system clarity for future service work.

Benefits of using an original distribution module

Using a used, original power distributor instead of a damaged component allows for the restoration of factory electrical system performance without the risk of mismatching characteristic of aftermarket replacements. This is particularly important in modern BMW models, where the power supply system works with extensive onboard electronics.

Key advantages include:

• factory compatibility with the electrical architecture of the BMW X3 G01 and X4 G02,
• preservation of original power paths and control points for diagnostics,
• reduction of the risk of communication errors between control modules resulting from improper power supply.

Application in the Battery Accessories system

As an element from the Battery Accessories group, this power distribution point works with the main battery circuit, power cables, and current protection devices. Replacing a worn or damaged module is recommended wherever there are issues with power supply to rear vehicle consumers, unstable voltage, or signs of overheating at the connections.

In practice, this means the ability to restore the proper operation of:

• comfort systems and trunk equipment,
• selected control units located in the rear of the body,
• installation of additional consumers, in accordance with the factory configuration.

Professional selection and additional materials

To select the correct distribution module for a specific BMW configuration, it is worth using the manufacturer's markings and service documentation, which minimizes the risk of installing an incorrect variant. In the case of original, used BMW components, maintaining compliance with the vehicle's factory specification is particularly important.

If you are planning a comprehensive repair or upgrade of the power supply zone in the rear of your BMW and need other elements from the same group, such as power cables, terminals, or additional distribution modules, check the available parts in the BMW Battery Accessories category.

Additional information on how to consciously use original used BMW parts, selection procedures based on manufacturer markings, and ways to extend the durability of the electrical system can be found in the article: BMW – sports performance and precision. How do original used parts extend the life of a Bavarian icon?