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BMW E39 E46 Active Parking System Control Module Unit ECU PDC 6904023
SKU: 6904023
Product from a certified dismantling facility
Condition:
Used
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BMW E39 E46 Active Parking System Control Module Unit ECU PDC is an original electronic component designed to operate parking sensors in selected BMW 5 Series E39 and 3 Series E46 models. The control unit is responsible for processing signals from the sensors and generating precise audible or visual alerts, which significantly facilitates maneuvering in tight parking spaces. Thanks to its factory design, the ECU PDC ensures compatibility with the vehicle's electrical system and stable operation of the entire parking assistance system.
Specifications and technical data
- SKU: 6904023
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 6904023
- Substitutable numbers: 6904023, 66216904023, 9129815, 66209129815, 0414652, 66200414652, 9116543, 66209116543, 0413382, 66210413382, 6916405, 66216916405, 9119428, 66209119428, 8370872, 66218370872, 0413383, 66210413383, 6985501, 66216985501, 6921415, 66216921415, 8385232, 66218385232, 9112463
- Category: Other Starters, Alternators, ECUs & Wiring
Purpose and function of the PDC control unit
The presented module is a central component of the parking system that manages the operation of sensors located in the bumpers. It is responsible for:
- analyzing signals from distance sensors,
- transmitting information to the vehicle's electrical system,
- coordinating acoustic warnings and potential indications on the display.
As a result, the driver receives clear, repeatable messages about approaching obstacles, which improves the comfort of everyday vehicle use. Factory integration with BMW electronics reduces the risk of communication errors and unwanted warning messages on the dashboard.
Compatibility and replacement numbers
The control unit has been designed specifically for the BMW E39 and E46 platforms, which translates into a proper fit for connectors, wiring harnesses, and communication protocols. The component has a dedicated OEM part number and a set of interchangeable numbers, which facilitates the selection of the correct module during replacement. Before purchasing, it is worth comparing the markings of your old control unit with the information in the specification to confirm full compatibility with your specific vehicle equipment version.
Benefits of using an original BMW module
Using an original PDC control unit in a BMW E39 or E46 provides a number of practical benefits:
- maintaining the factory functionality of the parking system without the need for installation modifications,
- proper cooperation with existing sensors and the electrical wiring harness,
- consistency with vehicle software and service diagnostics,
- reducing the risk of system errors typical of low-quality replacements.
For users who care about maintaining the vehicle in a configuration close to the factory state, choosing an original parking system control unit is a technically safe and predictable solution in operation.
Condition, verification, and installation
The module comes from dismantling and is offered as a used part, which allows for reducing repair costs while maintaining original build quality. Before installation, it is recommended to:
- check the compatibility of the part number and replacement numbers with the vehicle documentation,
- verify the PDC installation for mechanical damage and connector corrosion,
- perform computer diagnostics after installation to clear any potential errors.
In most configurations, the module is installed in a plug-and-play manner, using factory mounts and connectors, which shortens service time and simplifies the replacement process.
Expanding knowledge and selecting other components
If you are planning a comprehensive repair or upgrade of the assistance and comfort systems area in your BMW and need other components from the same group, such as additional control modules, wiring harnesses, or body electronics, check the available parts in the Other BMW category.
For a comparison of solutions used in different brands and equipment versions, including advanced drivetrain and braking systems, an article discussing design differences in sports models may be helpful – you can find it here: Audi RS vs other models – what is hidden under the hood and chassis?.
Delivery details
Ship to: United Kingdom
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Delivery time
Estimated delivery dates include sellers dispatch time, origin postcode,destination postcode and time of acceptance, and will depend on the postage service selected and receipt of cleared payment. Delivery times may vary, especially during peak periods.
Will usually dispatch within same working day if paid before 14:00 BST (excludes weekends and holidays). Expected dispatch time may vary and is based on sellers order cut-off time.
In the automotive store Global Parts, we offer fast and secure deliveries for our customers in United Kingdom, ensuring maximum compliance with local service standards. Each order is processed with the utmost attention, guaranteeing a fluid shopping process and a timely delivery. If you need assistance in choosing the right part, our team of consultants will be happy to help you find the right part for your vehicle and provide information on installation, availability and parameters of the selected components.
