BMW E46 M3 PDC Parking Sensor Rear Bumper White Painted 6944612 SET X4

Visual condition of the part

The product shows signs of use visible in the photos.

BMW E46 M3 PDC Parking Sensor Rear Bumper White Painted SET X4 is a set of four rear parking sensors designed for the factory PDC system in the BMW 3 Series E46 M3. The set ensures consistent operation of the entire rear obstacle detection line, improving maneuvering comfort and increasing safety while reversing. Thanks to the uniform white finish, the sensors integrate harmoniously with the body paint.

Specifications and technical data

• SKU: 6944612-WHT
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6944612
• Substitutable numbers: 6944612, 6944615
• Location on the vehicle: Rear
• Color: White
• Category: Parking Sensors

Purpose and function in the vehicle

The set of sensors belongs to the Parking sensors category and is dedicated to installation in the rear zone of the BMW E46 M3 body. The components work within the factory PDC system, monitoring the space behind the vehicle and sending a signal to the control unit, which informs the driver about approaching an obstacle via an acoustic signal and – depending on the car's configuration – a visual one.

The placement on the vehicle in the rear part of the bumper allows for precise detection of obstacles across the entire width of the vehicle, which is particularly important when parallel parking, maneuvering in tight spaces, and reversing in limited visibility.

SET X4 – advantages of installing as a set

Using a set of four sensors in one package facilitates maintenance and ensures consistent operating parameters for all components within one axle. Replacing the entire set in the rear zone:

• reduces the risk of sensitivity differences between individual sensors,
• facilitates PDC system diagnostics after installation,
• ensures a uniform external appearance within the bumper.

For the user, this means more stable operation of the parking assistance system and more predictable warning messages.

Color and body integration

The sensors in this set have a white color, which allows for aesthetic matching to the body in a similar paint tone. The uniform color of all elements in the set minimizes the visibility of service intervention and allows for maintaining a consistent look of the rear bumper, which is important both from the point of view of aesthetics and the vehicle's value.

Characteristics of the original BMW part

The product is marked as a BMW brand item, which in practice means maintaining factory standards of fitment and compatibility with the vehicle's original electrical installation. The appropriate connectors, housing geometry, and operating parameters are adapted to the PDC system used in the E46 M3, which facilitates plug-and-play installation in place of worn or damaged sensors.

The used condition allows for an economical replacement of components while maintaining the original manufacturer's specifications, which is particularly important in the case of collectible and sports models, such as the M3.

Selection by numbers and purchase safety

For the correct selection of parking sensors in a BMW, it is crucial to compare part markings and interchangeable numbers with the vehicle data. In this model, the set has been prepared as a kit intended for the rear zone, which facilitates matching to the specific configuration of the PDC system. In case of doubt, it is worth verifying compatibility by OEM and reference numbers with service documentation or a parts catalog.

If you want to better understand when choosing used electronic components makes sense and how to safely select parking sensors, comfort modules, or engine controllers, check out the article: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?

Expanding the PDC system in BMW

If you are planning a comprehensive repair or upgrade of the parking zone in your BMW and need other components from the same group, such as additional sensors, wiring harnesses, or control modules, check out the available parts in the BMW parking sensors category.

For a broader perspective on operating Bavarian models using original used parts, including driver assistance system components, the following guide may also be helpful: BMW – sports performance and precision. How do original used parts extend the life of a Bavarian icon?