BMW 1 3 X1 SERIES E81 E87 E88 E90 E91 Parking Control Module Unit PDC 6947796

BMW 1 3 X1 SERIES E81 E87 E88 E90 E91 Parking Control Module Unit PDC is an original electronic control module for the parking system, designed for selected BMW 1 and 3 series models. As an item in the Electronic control modules and controllers category, it is responsible for the precise processing of signals from parking sensors and communication with other vehicle systems. This is a solution for users who want to restore the full functionality of the factory PDC without interfering with the electrical installation.

Specifications and technical data

• SKU: 6947796
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6947796
• Substitutable numbers: 66206974021, 6974021, 66209252639, 9252639, 66216947796662069823946620696928166206982402, 6947796698239469692816982402, 66206973115662092258256620698238666206982390, 6973115922582569823866982390
• Category: ECUs & Computer Modules

Purpose and function of the PDC module

The presented controller is dedicated to the parking system in BMW E81, E87, E88, E90, and E91 series models, where it works with factory sensors and the vehicle's wiring. Its task is to analyze signals from distance sensors, generate appropriate acoustic or visual alerts, and integrate with the rest of the onboard electronics. As a result, the PDC system operates in a predictable manner consistent with the manufacturer's logic.

Advantages of using an original BMW module

Using an original BMW PDC controller ensures:

• Full electrical compatibility with the factory wiring harness and connectors in E81, E87, E88, E90, and E91 series vehicles.
• Consistency with vehicle software, which facilitates diagnostics and potential adaptation using standard BMW service tools.
• Stable operation of the parking system without the need for installation modifications or the use of adapters. For the user, this means maintaining the original PDC functionality, predictable parking assistant operation, and no communication issues between modules in the vehicle network.

Characteristics of the used module

The offered module belongs to the Electronic control modules and controllers group and is a used component, which in practice allows for a significant reduction in repair costs compared to purchasing a new unit. Such components, when correctly selected by OEM number and version compatibility, can successfully continue to operate in the vehicle while maintaining factory performance parameters. This solution is particularly beneficial for maintenance repairs and restoring the functionality of the parking system after the original controller has been damaged.

Selection, compatibility, and installation

For the PDC module to work correctly, it is crucial to match it to the specific configuration of the BMW E81, E87, E88, E90, or E91 series. In practice, this means verifying the OEM part number and available interchangeable numbers, as well as comparing the hardware and software version with the currently installed controller. In many cases, installation comes down to:

• disconnecting the battery and removing the old module from the factory bracket,
• connecting the wiring harness to the offered controller,
• potential adaptation or coding using appropriate service software. This approach allows for maintaining the original electrical architecture of the vehicle and reducing the time required to restore a functional parking system.

Support for choosing a used electronic module

When purchasing a used PDC controller, it is worth paying attention to OEM number compatibility, interchangeable numbers, and vehicle configuration (e.g., number of sensors, body version). A detailed discussion of selection principles, hardware and software compatibility issues, and practical examples can be found in the Global Parts guide: Used automotive electronics – how to consciously choose modules and sensors. This is a helpful source of knowledge when planning repairs for electronic systems in a BMW. If you are planning a comprehensive repair or upgrade of the electronic zone in your BMW and need other components from the same group, such as comfort controllers, body modules, or control units for assistance systems, check the available parts in the BMW electronic control modules and controllers category.