Mercedes W906 Rear Bumper Blind Spot Radar Sensor Left Right Module A9069006002

Mercedes W906 Rear Bumper Blind Spot Radar Sensor Left Right Module is a specialized component from the Electronic control modules and controllers category, designed for operation on either the left or right side of the vehicle's rear. The module is responsible for precise monitoring of the area behind the vehicle, assisting the driver in safely performing lane change maneuvers and reversing.

Specifications and technical data

• SKU: A9069006002
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A9069006002
• Substitutable numbers: A9069006002, A 906 900 60 02
• Location on the vehicle: Rear, Right, Left
• Category: ECUs & Computer Modules

Application and function of the radar module

The described Mercedes W906 Rear Bumper Blind Spot Radar Sensor Left Right Module operates in the rear part of the body, on the left or right side, creating an electronic safety "shield" in the area invisible in the mirrors. Thanks to advanced control electronics, it analyzes the situation in adjacent traffic lanes and behind the vehicle, transmitting signals to the driver warning systems.

Placement at the rear of the vehicle and the possibility of mounting on both sides of the body allows for flexible use of the module depending on the vehicle's factory configuration. This solution is particularly important in delivery vans and buses, where blind spots are extensive and visibility is limited.

Benefits of using an original Mercedes module

The module belongs to the Electronic control modules and controllers group, which means it works with the rest of the vehicle's electronics in a manner consistent with the manufacturer's factory specifications. Using an original component allows for maintaining the consistency of driver assistance systems without the need for interference in the installation or software beyond the standard service procedure.

The main advantages of this solution include:

• stable cooperation with the factory blind spot monitoring system,
• preservation of the safety system operating parameters intended by the manufacturer,
• possibility of mounting on the left or right side of the rear of the vehicle, in accordance with the car's configuration.

Characteristics and installation in the vehicle

The radar module is intended for installation in the rear zone of the body, assigned to the right or left side. Such placement enables optimal coverage of the area behind the vehicle and adjacent traffic lanes, which is crucial when overtaking, changing lanes, and maneuvering on multi-lane roads.

As an element from the electronic controller group, the module requires correct assignment in the vehicle's installation and potential diagnostic adaptation in accordance with the service procedure. In practice, this means that after physical installation, it is recommended to check communication with other controllers and perform a functional test of the blind spot system.

Product condition and selection of the appropriate module

The offered module is in used condition, which allows for an economical restoration of the blind spot monitoring system while maintaining the original manufacturer's specification. This solution is particularly beneficial in the case of post-accident repairs or the replacement of components damaged during operation.

When selecting the correct controller, it is worth paying attention to compatibility with the specific vehicle version and equipment configuration. Manufacturer markings, such as the OEM part number or available interchangeable numbers, which can be verified in service documentation or parts catalogs, are helpful in this regard.

System expansion and additional information

If you are planning a comprehensive repair or upgrade of the safety zone and driving assistants in your Mercedes and need other elements from the same group, such as additional controllers, assistance modules, or sensor systems, check the available parts in the Mercedes electronic control modules and controllers category.

To better understand when choosing a used controller or radar module is justified, how to assess its suitability, and what to pay attention to during installation, it is worth reading the guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?

Additional context regarding the cost-effectiveness of using used original components in premium class cars, including Mercedes vehicles, is also provided by the article: Crisis in the new parts market? Why used originals for premium cars are the hottest trend in 2026.