Audi A7 4G Sportback Lane Change Assist Control Module Rear Left N/S 4G0907566J

Audi A7 4G Sportback Lane Change Assist Control Module Rear Left N/S is a factory-fitted component from the Electronic control modules and controllers group, responsible for precise management of the blind spot monitoring function on the driver's side. Original Audi electronics ensure operational consistency with other safety systems and stable performance in demanding road conditions.

Specifications and technical data

• SKU: 4G0907566J
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G0907566J
• Substitutable numbers: 4G0907566J, 4G0 907 566 J, 4G0907566, 4G0 907 566
• Location on the vehicle: Rear, Left
• Category: ECUs & Computer Modules

Purpose and function in the vehicle

The presented controller is dedicated to the lane change assist system in the Audi A7 4G generation Sportback model and operates in the rear left section of the vehicle body. It is responsible for processing signals from radar sensors and communicating with the vehicle's electrical system so that the system can warn the driver about vehicles located in the blind spot or approaching quickly from behind.

By using the original module, the correct logic of the assistant's operation is maintained, including the proper display of warning signals in the mirror and cooperation with other driver assistance systems.

Benefits of using the original module

Choosing a factory Audi controller from this product group primarily means:

• compatibility with the vehicle's electrical architecture and communication buses,
• stable operation of the driver-side lane change assist system,
• preservation of factory safety and driving comfort parameters,
• easier diagnostics using standard Audi service tools.

As an element in the Electronic control modules and controllers category, the module is designed for continuous operation in variable temperature conditions and under constant load from the onboard network.

Placement and installation aspects

The module operates in the rear left part of the vehicle, which is important both for diagnostics and replacement. Correct placement in the vehicle is crucial for proper communication with sensors and for the correct mapping of the vehicle side in the assistant system.

Before installation, it is recommended to verify compatibility by OEM number and configure the module according to the manufacturer's service procedures so that the system is correctly recognized by other controllers in the vehicle.

Condition and service application

The item comes from the secondary market, which allows for a significant reduction in repair costs compared to purchasing new electronics while maintaining the factory design and purpose. This is a practical solution for both workshops specializing in the Audi brand and individual users who want to restore full functionality of the lane change assistant without giving up original components.

If you are planning a comprehensive repair or upgrade of the driver assistance systems zone in your Audi and need other elements from the same group, such as radar controllers, parking sensor modules, or safety system control units, check the available parts in the Audi electronic control modules and controllers category.

Selection of a used module and technical knowledge

When selecting a used lane change assist controller, it is particularly important to match it by OEM number, hardware and software version, and vehicle configuration. Proper pairing with the car's installation minimizes the risk of communication errors and the need for additional modifications.

More practical information on how to consciously choose used controllers and sensors, how to check compatibility, and what to pay attention to during installation can be found in the guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?.