Audi Q2 GA 1.6 TDI DGTE 115 HP Engine Control Unit ECU 04L907445G Automatic

Audi Q2 GA 1.6 TDI DGTE 115 HP Engine Control Unit ECU is a specialized Engine Control Unit designed for the precise management of the diesel engine in the Audi Q2 GA model with an automatic transmission. This component from the Electronic control modules and controllers group is responsible for key processes related to fuel injection, combustion control, and cooperation with the drive automation, ensuring stable and predictable operation of the powertrain.

Specifications and technical data

• SKU: 04L907445G
• Mark: Audi
• Condition: Used
• OEM Part Number: 04L907445G
• Substitutable numbers: 04L907445G, 04L 907 445 G, 28594714
• Fuel type: Diesel
• Gearbox type: Automatic
• ECU type: Engine Control Unit
• Category: ECUs & Computer Modules

Purpose and function of the engine control unit

The engine control unit used in the Audi Q2 GA with a 1.6 TDI engine and automatic transmission is the central module responsible for overseeing the operation of the entire powertrain. It analyzes signals from sensors, selects the fuel dose, corrects the injection timing, and cooperates with systems responsible for exhaust emissions and engine protection. As a result, the diesel engine maintains stable idle speed, proper operating culture, and predictable response to the accelerator pedal.

In the case of modern diesel engines, the use of a dedicated controller is essential to maintain the correct operation of the automatic transmission, safety systems, and comfort functions related to the drive. A properly selected ECU module minimizes the risk of communication errors between components and facilitates service diagnostics.

Benefits of using an original Audi ECU

Choosing an engine control unit from the Audi group ensures the preservation of factory control logic and full integration with the vehicle's electrical architecture. The software and module configuration are designed for the specific diesel engine and automatic transmission specification, which translates into:

• consistent operation of systems responsible for the diesel engine's performance,
• proper cooperation with automatic gear shifting,
• stable operating parameters under various load conditions,
• easier communication with diagnostic testers.

For the user, this means predictable vehicle behavior, a reduction in the risk of errors in the onboard network, and the possibility of further service maintenance in accordance with the manufacturer's procedures.

Technical characteristics in the context of the powertrain

The presented controller belongs to the Engine Control Unit group dedicated to diesel engines working with an automatic transmission. The module has been designed to operate in a diesel environment, where precise control of injection, boost pressure, and exhaust emission reduction systems is crucial. Integration with the automatic transmission allows for smooth adjustment of torque to the currently selected gear.

In practice, a correctly selected engine control unit allows for the maintenance of factory acceleration, flexibility, and fuel consumption parameters, and also supports the operation of driver assistance systems that use data on the engine's status.

Condition, selection, and compatibility verification

The offered ECU module is a used item, which in the case of automotive electronics allows for economical repair while maintaining the manufacturer's original specification. Before installation, it is recommended to verify compatibility by the OEM part number and interchangeable numbers, as well as to consult a diagnostician regarding potential adaptation or programming for a specific vehicle.

To better understand when choosing a used engine control unit is justified and how to safely approach the installation of such a component, it is worth reading the guide: The second life of electronics – when is it worth choosing used engine control units, comfort modules, and parking sensors?

Expansion of the control system in Audi

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 additional controllers, engine management modules, or related electronic systems, check the available parts in the Audi electronic control modules and controllers category.

For users who want to verify the compatibility of electronic components even more accurately before purchasing online, a practical guide on selecting parts by OEM numbers and other markings may also be helpful: proven ways to verify component compatibility by OEM numbers.