Audi S3 8V 2.0 TFSI 300HP DNUE Quattro Engine ECU Kit 06K907425J Ignition + Key

Audi S3 8V 2.0 TFSI 300HP DNUE Quattro Engine ECU Kit Ignition + Key is a complete set from the Electronic control modules and ECUs category, designed for vehicles with a petrol engine and an automatic transmission. This solution allows for a cohesive replacement of the engine control unit along with immobilizer components, which facilitates matching the electronics to a specific vehicle.

Specifications and technical data

• SKU: 06K907425J-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 06K907425J
• Substitutable numbers: 06K907425J, 06K 907 425 J
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and function of the ECU kit

The presented engine control unit kit with ignition and key is dedicated to the sports version of the Audi S3 8V with a 2.0 TFSI 300HP engine, in the DNUE variant with Quattro drive. The kit is responsible for managing the operation of the petrol engine, cooperating with the automatic transmission, and integrating with the vehicle's security system.

By combining the control unit with the ignition system components and the key, it is possible to maintain the consistency of immobilizer data, which in practice reduces the need for extensive programming and speeds up the process of restoring full vehicle functionality after an electronic failure.

Benefits of using an original Audi module

Using an original Audi control module from the same model family ensures:

• compatibility with the factory electrical architecture and vehicle communication buses,
• proper cooperation with the 2.0 TFSI petrol engine and automatic transmission,
• preservation of factory performance control strategies and engine protection,
• easier integration with the existing immobilizer system thanks to the included key.

For the user, this means stable operation of the powertrain, predictable vehicle behavior, and the ability to restore parameters close to factory settings without the need for deep software modifications.

Use in diagnostics and repairs

This ECU kit with ignition and key is suitable both for replacing a damaged control unit and for more advanced diagnostic work on the Audi S3 8V powertrain. It can be used, among other things, for:

• damage to engine control electronics,
• communication problems between the control unit and the automatic transmission,
• faults related to the immobilizer and key recognition,
• modernization projects within the engine control system.

Properly matching the module to the engine version and Quattro drive is crucial for maintaining the correct operation of all systems associated with the powertrain, which is why using a dedicated kit significantly simplifies the entire service process.

Characteristics of the used product

The offered item comes from dismantling and is a used product, which allows for an economical repair while maintaining the manufacturer's original specifications. This type of solution is particularly beneficial for expensive electronic components, where a new control unit can be a significant burden on the service budget.

Before installation, it is recommended to carry out a standard diagnostic procedure and verify compatibility with the specific vehicle configuration to ensure proper cooperation with the existing electrical installation and other modules in the car.

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other elements from the same group, such as engine control units, comfort modules, or other ECU units, check the available parts in the Audi electronic control modules and ECUs category.

For a broader perspective on automotive electronics and the use of parts from dismantling in modern premium cars, it is worth reading the article on our blog: Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using parts from dismantling?.