BMW F20 F21 F22 F23 F30 F31 Park Assist Control Module Unit PDC 6860827

BMW F20 F21 F22 F23 F30 F31 Park Assist Control Module Unit PDC is an original component from the Electronic control modules and controllers group, responsible for precise management of the parking system in selected BMW models. Thanks to its factory design and perfect fit for the vehicle's installation, it ensures stable cooperation with parking sensors and the rest of the car's electronics, providing a functional service solution for the parking assistance system.

Specifications and technical data

• SKU: 6860827
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6860827
• Substitutable numbers: 6860827, 66336860827, 6886211, 66336886211, 6857208, 66336857208, 6864898, 66336864898, 6851821, 66336851821, 6851822, 66336851822, 6856316, 66336856316, 0263004646, 0 263 004 646, 6 886 211
• Category: ECUs & Computer Modules

Purpose and function of the PDC Park Assist controller

The presented module is a central element of the parking system that collects signals from PDC sensors and processes them into audible or visual alerts in the vehicle. It is responsible for analyzing the distance from obstacles, driver warning logic, and cooperation with other comfort systems. Using a dedicated controller allows for maintaining consistent system operation, reducing communication errors in the bus, and restoring full functionality of the parking assistant after a failure of the previous module.

Benefits of using an original BMW module

The original controller from the Electronic control modules and controllers group is designed specifically for the BMW electrical architecture, which translates into proper coding, compatibility with vehicle software, and correct cooperation with factory sensors. In practice, this means:

• maintaining factory PDC Park Assist system functions without the need for installation modifications,
• reduced risk of errors appearing in the fault memory of onboard controllers,
• consistent operation with the original vehicle interface (acoustic signals, distance visualization),
• the ability to use the existing electrical harness and mounts.

For the user, this means more convenient maneuvering in tight spaces, more predictable parking system behavior, and reduced costs associated with additional adaptations.

Product characteristics and condition

The module belongs to the group of original BMW components and comes from the used electronic components market. Such items are often chosen as an economical alternative to new parts, while maintaining structural compliance with the vehicle's factory equipment. Before installation, a standard diagnostic procedure is recommended, as well as – if necessary – software matching to the specific vehicle according to the manufacturer's guidelines.

Selection and compatibility of the PDC controller

To correctly select the PDC Park Assist module for a specific BMW, it is worth paying attention to the manufacturer's markings, vehicle generation, and equipment configuration. This type of controller has an assigned OEM part number and associated interchangeable numbers, which facilitates verification of compatibility with a given model. In case of doubt, a good solution is to compare the markings with the removed part or consult a service specializing in BMW electronics.

If you want to better understand when choosing a used PDC controller is justified, how to assess its suitability, and what to pay attention to during installation, check out our guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?

Expanding the BMW electronics system

If you are planning a comprehensive repair or upgrade of the control electronics area in your BMW and need other elements from the same group, such as comfort modules, light controllers, or control units for assistance systems, check out the available parts in the BMW electronic control modules and controllers category.