BMW F40 PDC Sensor Parking Ultrasonic Control Unit Module Black Sapphire - 475

BMW F40 PDC Sensor Parking Ultrasonic Control Unit Module Black Sapphire - 475 is an original component from the Parking sensors group, designed for precise compatibility with the factory PDC system in BMW vehicles. The Black Sapphire Metallic - 475 paint finish ensures a consistent color match with the bodywork, while the OEM construction guarantees proper communication with the vehicle's electronics.

Specifications and technical data

• SKU: 9471930-BS
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9471930
• Substitutable numbers: 9471930, 66209471930, 66209826784, 9826784
• Location on the vehicle: Front, Rear
• Color: Black Sapphire Metallic - 475
• Category: Parking Sensors

Purpose and function of the PDC sensor

The presented parking sensor is a component of the PDC parking assistance system, responsible for measuring the distance to obstacles and transmitting signals to the control unit as well as providing acoustic or visual alerts. The placement on the vehicle includes both the front and rear zones, allowing for flexible application in either the front or rear bumper, depending on the configuration of the specific BMW F40 unit. Thanks to the factory housing geometry and appropriately selected operating characteristics, the sensor maintains stable measurement parameters, which translates into predictable operation of the parking assistant in urban conditions and during maneuvers in confined spaces.

Color and body integration

The sensor is finished in Black Sapphire Metallic - 475, which allows for aesthetic integration with the body paint in this shade. The metallic paint coating reduces the need for additional painting after installation while helping to maintain a consistent bumper appearance without visible tonal differences. Choosing a sensor in the correct color is important not only visually – proper matching eliminates the risk of interference with the housing, which could affect sensor performance. Using an original BMW component allows for maintaining factory fitment and correct seating in the mounting socket.

Compatibility and technical aspects

As an OEM component from the Parking sensors group, the sensor is designed to work with the factory electrical installation of the BMW F40, without the need for wiring modifications or the use of adapters. The appropriate signal characteristics and compatibility with the PDC control module minimize the risk of system errors and malfunction messages. In practice, this means:

• maintaining the factory logic of the PDC system operation,
• proper scaling of distances and warning signals,
• possibility of diagnostics using standard BMW service tools. The product comes from the BMW range, which facilitates identification by OEM part number and interchangeable numbers in service documentation and manufacturer catalogs.

Characteristics of the used component

The sensor is offered as a used component, which in practice means it comes from vehicle disassembly and has been verified for further use. This solution allows for maintaining consistency with the factory PDC system while reducing costs compared to purchasing a new component. When installing a used parking sensor, it is recommended to:

• thoroughly clean the mounting socket in the bumper,
• check the wiring and connectors for corrosion and mechanical damage,
• perform a PDC system test after installation using diagnostics or a service procedure.

Expanding the PDC system in BMW

If you are planning a comprehensive repair or upgrade of the bumper area in your BMW and need other components from the same group, such as additional sensors, wiring, or control modules, check the available parts in the BMW parking sensors category. When planning work related to body components and assistance systems, it is also worth paying attention to the selection of glass and integration with sensors and vehicle electronics – practical tips on choosing used original components can be found in the article Spider web on the windshield? Why it is better to choose a used original with the manufacturer's logo when replacing, which discusses, among other things, issues of sensor matching and installation safety.