Audi A4 B8 A5 8T Front Distance Radar Sensor Control Module 8K0907561B

The Audi A4 B8 A5 8T Front Distronic ACC Radar Sensor is an original component of the active cruise control system, responsible for precisely monitoring the road situation ahead of the vehicle. This component from the Lidar and Radar Sensors group works with the onboard electronics, enabling smooth maintenance of distance to the preceding car and comfortable driving in urban and highway traffic. This is a solution for users who want to maintain the full functionality of the factory ACC system in their Audi.

Specifications and technical data

• SKU: 8K0907561B
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0907561B
• Substitutable numbers: 8K0907561B, 8K0 907 561 B, 8K0907561BX, 8K0 907 561 BX, 0203000092, 0 203 000 092
• Location on the vehicle: Front
• Category: Lidar & Radar Sensors

Purpose and Function in the Vehicle

The radar sensor is mounted in the front part of the body, where it has an optimal field of vision. Based on reflected radar waves, the module transmits information about the distance, speed, and position changes of vehicles ahead to the control units. This allows the ACC system to:

• automatically adjust speed within a set range,
• maintain a safe distance from the preceding vehicle,
• support the driver in smooth driving in traffic jams and on the road.

This solution significantly enhances driving comfort, especially in modern Audi A4 B8 and A5 8T models equipped with advanced driver assistance systems.

Benefits of Using an Original ACC Radar

Using an original radar sensor in an Audi translates to stable cooperation with factory control units and software. In practice, this means:

• consistent operation with the existing electrical system and data bus,
• correct operation of the active cruise control function and associated support systems,
• maintaining the safety system's operating parameters as intended by the manufacturer.

For users who want to consciously use used electronic components, we have prepared a guide: check why used ECU modules and radar sensors can be a sensible choice. You will find information there on selection by OEM numbers, hardware and software compatibility, and practical installation tips.

Characteristics of Installation in the Front of the Vehicle

The sensor is designed for installation in the factory mounting location at the front of the vehicle, which facilitates its integration with the bumper structure and brackets. Proper installation requires:

• maintaining the correct angle relative to the vehicle's axis,
• ensuring an unobstructed "viewing zone" in front of the car (no obstructions, damage, or improper covers),
• performing the adaptation and calibration procedure using a diagnostic tester after installation.

A correctly installed and calibrated radar allows the ACC system to operate predictably and repeatably, which directly impacts driving safety.

Condition, Origin, and Application in Audi

The offered component is a used Audi radar sensor, sourced from dismantling, intended for A4 B8 and A5 8T family vehicles equipped with active cruise control. This type of part is particularly attractive for users who:

• are repairing front-end damage after a collision,
• are restoring full ACC system functionality after replacing the bumper or wiring harness,
• are looking for an economical solution while maintaining the original manufacturer's specifications.

If you are planning a broader modernization or repair of your Audi using used components, it is worth reading the article how to safely use used parts for Audi tuning and repairs without losing quality. This is a practical addition to your knowledge when planning comprehensive work.

Why Choose This ACC Radar Sensor?

The Audi A4 B8 A5 8T Front Distronic ACC Radar Sensor is a solution for drivers who expect to maintain the factory functionality of assistance systems at a reasonable service cost. Its original design, dedicated placement in the front of the vehicle, and integration with Audi electronics make it a component well-suited to the specifics of these models. By choosing this radar, you gain the opportunity to restore the full functionality of the active cruise control and enjoy comfortable driving in everyday operating conditions.