Audi S3 8V 2.0 TFSI DJHA 310HP Quattro Engine Module ECU Set 8V0906259J

Complete Engine Control Module for Audi S3 8V 2.0 TFSI DJHA 310HP Quattro is an advanced ECU kit designed for gasoline engines paired with an automatic transmission. This item from the Electronic Control Modules and Controllers group ensures precise management of engine operation, quattro drive, and key vehicle systems, serving as a solid foundation for professional repair or replacement of the factory controller.

Specifications and technical data

• SKU: 8V0906259J-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8V0906259J
• Substitutable numbers: 8V0906259J, 8V0 906 259 J, 06K907425B, 5Q0937084CF, 5Q0 937 084 CF, A2C98111908
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and Function of the ECU Kit

The presented engine controller kit has been designed with the sporty 2.0 TFSI unit in the Audi S3 8V generation in mind, specifically for the quattro all-wheel-drive version with an automatic gearbox. It is responsible for coordinating the operation of the injection system, ignition, boost, and four-wheel drive, as well as for communication with other vehicle modules via data buses.

In practice, this means that a correctly selected and configured ECU module allows for the restoration of full drivetrain functionality, stable engine operation under load, and proper functioning of driver assistance systems.

Key Technical Advantages

The ECU kit for the Audi S3 8V 2.0 TFSI DJHA has been developed as an original equipment solution, ensuring full compatibility with the vehicle's electrical and electronic architecture. The most significant benefits include:

• Original Control Architecture – tailored to the specific parameters of the DJHA engine and quattro drive.
• Full integration with the automatic transmission – the controller works with the gear shifting logic, resulting in smooth acceleration and stable drivetrain operation.
• Gasoline engine support – optimized operating maps for direct injection engines.
• Potential for professional adaptation – the controller is suitable for configuration according to service procedures (selection by VIN/OEM, software matching).

Practical Application in Service

This ECU module is particularly useful in situations where the factory controller has suffered electronic damage, there are communication problems on the bus, or difficult-to-diagnose errors related to engine and drivetrain operation occur. Using an original kit allows for:

• restoring the factory engine control logic for the 2.0 TFSI in the Audi S3 8V,
• maintaining configuration consistency with the quattro drive and automatic transmission,
• minimizing the risk of hardware and software incompatibility.

This makes the solution suitable for both professional workshops specializing in the Audi brand and advanced automotive electronics service centers.

Condition, Verification, and Selection by Numbers

The offered module comes from the secondary market, allowing for an economical restoration of vehicle functionality while maintaining the original controller design. Before installation, it is recommended to verify compatibility by OEM number and interchangeable part numbers, as well as compare the hardware and software versions with the currently installed controller.

To better understand how to safely select used engine controllers and other electronic components, it is worth consulting the Global Parts guide: Used Automotive Electronics – Second-Hand ECUs and Sensors. The article discusses selection by VIN/OEM, HW/SW compatibility issues, and practical aspects of installation.

Support for Audi Control System Expansion

If you are planning a comprehensive repair or upgrade of the engine and drivetrain control area in your Audi and need other parts from the same group, such as additional controllers, body modules, or comfort units, check the available parts in the Audi Electronic Control Modules and Controllers category.

For enthusiasts of the brand's sporty versions, a comparative material on top RS variants may also be an interesting addition to your knowledge – more information can be found in the article Audi RS vs Other Models – Engine and Chassis Differences, which helps to better understand the potential of Audi powertrains and available service solutions.