Audi Q3 Blind Spot Sensor Lane Assist Control Module Rear Left N/S 3Q0907590L

Audi Q3 Blind Spot Sensor Lane Assist Control Module Rear Left N/S is a specialized driver assistance system component responsible for precisely monitoring the area behind the vehicle on the left side. Based on radar/lidar technology, the module works with assistance systems, increasing safety during lane changes and maneuvers on the road. This solution is intended for users who expect stable performance from factory Audi electronics.

Specifications and technical data

• SKU: 3Q0907590L
• Mark: Audi
• Condition: Used
• OEM Part Number: 3Q0907590L
• Substitutable numbers: 3Q0907590L, 3Q0 907 590 L
• Location on the vehicle: Rear, Left
• Part type: Sensor
• Category: Lidar & Radar Sensors

Purpose and function of the module

The presented module is a component of the blind spot monitoring and lane change assist system in the Audi Q3, mounted in the rear part of the body on the left side. Its task is to continuously scan the space behind the vehicle and in the adjacent lane, and then transmit data to the controllers responsible for warning the driver. Thanks to this, the system can signal the presence of other vehicles in areas invisible in the mirrors, which reduces the risk of collision when overtaking or changing lanes.

The module operates within the factory Audi electronic architecture, integrating with the vehicle's communication bus. Properly selected in terms of hardware and software parameters, it ensures consistent operation of safety systems and proper cooperation with other sensors.

Lidar and Radar Sensor Technology

The product belongs to the Lidar and radar sensors group, which means it uses advanced methods for measuring the distance and speed of objects. The applied technology enables:

• continuous monitoring of the vehicle's surroundings while driving,
• operation in various weather and lighting conditions,
• precise detection of vehicles moving in adjacent lanes.

Thanks to this, the module is an important link in assistance systems that support the driver in everyday use, especially on highways and in heavy city traffic.

Vehicle placement and body integration

The module is designed for installation in the rear area on the left side of the vehicle, in accordance with the factory Audi design. Such placement allows for optimal coverage of the area behind the car and part of the adjacent lane. A properly installed component works with the appropriate brackets and body covers, which ensures:

• stable sensor position relative to the vehicle axis,
• protection against external factors,
• maintenance of proper measurement geometry.

Proper fitment to a specific version of the Audi Q3 is crucial for maintaining the accuracy of readings and the correct operation of the blind spot warning system.

Characteristics of used Audi electronics

The offered item is original Audi electronics from the secondary market, which allows for maintaining factory quality standards while optimizing the costs of repair or modernization. In the case of modules responsible for safety, it is particularly important to use parts that comply with the manufacturer's requirements, with appropriate hardware and software parameters.

If you want to better understand how to safely select and install used controllers and sensors, it is worth reading the guide: Used automotive electronics – how to consciously choose modules and sensors for your car. You will find practical tips there regarding selection by identification numbers, compatibility, and the installation process.

Why choose a specialized Audi Q3 module

Using a dedicated lane change and blind spot module in the Audi Q3 brings a number of practical benefits:

• Higher level of safety – the system warns about vehicles located in the zone invisible in the mirrors.
• Better driving comfort – the driver receives additional support during maneuvers on multi-lane roads.
• Consistency with factory systems – the module works with the existing electronic architecture of the vehicle.
• Possibility of economical repair – a used component allows for restoring system functionality without the need to purchase a new part.

If you are planning further expansion or service of driver assistance systems in your Audi, it is also worth browsing other elements available in the category Safety sensors and modules – a practical guide to selecting used electronics, to comprehensively plan the system upgrade.