Audi A1 GB Engine Control Unit ECU 1.0 Petrol 115 HP Manual Gearbox 04C907309BB

Audi A1 GB Engine Control Unit ECU 1.0 Petrol 115 HP Manual Gearbox is a specialized electronic control module from the Electronic control modules and ECUs category, designed for 1.0 petrol engines paired with a manual gearbox. It is responsible for precise engine management, ensuring stable power characteristics, correct fuel dosing, and consistent operation with the drivetrain. This solution is dedicated to users and workshops looking to restore the proper operation of the control system in an Audi A1 GB while maintaining factory parameters.

Specifications and technical data

• SKU: 04C907309BB
• Mark: Audi
• Condition: Used
• OEM Part Number: 04C907309BB
• Substitutable numbers: 04C907309BB, 04C 907 309 BB, 0261S17849, 0 261 S17 849
• Fuel type: Petrol
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and function of the ECU

The presented ECU is a component of the engine management system in an Audi A1 GB with a 1.0 115 HP petrol engine and a manual gearbox. Its task is to coordinate key processes, such as fuel injection control, ignition timing, and communication with sensors and other vehicle modules. As a result, the car maintains stable idle speed, predictable throttle response, and proper interaction with safety and comfort systems.

The module belongs to the Electronic control modules and ECUs group, meaning it is an integral part of the vehicle's electronic architecture and requires matching to the specific engine and gearbox configuration. The correct selection of such a component has a direct impact on the engine's performance and the durability of other components.

Benefits of using an original Audi ECU

Using a dedicated ECU in an Audi A1 GB allows for consistency with the manufacturer's factory calibration. A properly selected module:

• maintains correct engine operating parameters across the entire rev range,
• works with the manual gearbox in a way that is predictable for the driver,
• ensures compatibility with the existing electrical installation and other modules,
• reduces the risk of diagnostic errors resulting from incorrect part selection.

For workshops and users, this means easier diagnostics, faster installation, and the ability to restore factory settings without the need for wiring or software modifications beyond the standard adaptation procedure.

Technical specifications and fitment

The ECU has been designed to work with a petrol engine and a manual gearbox, which is crucial when selecting a part for a specific version of the Audi A1 GB. Combining these parameters allows for maintaining the correct control maps, appropriate load response, and proper operation of functions related to exhaust emissions and driving safety.

Before purchasing, it is worth verifying the module's compatibility with the car based on the OEM part number, interchangeable numbers, or vehicle data. This minimizes the risk of bus communication issues, engine operation errors, or the need for additional installation modifications.

Product condition and practical application

The offered ECU is a used part, which in practice represents an attractive compromise between repair costs and the ability to restore full functionality to the control system in an Audi A1 GB. Such modules are frequently chosen by professional service centers and informed users looking for proven solutions for accident repairs, electronic fault removal, or replacing a damaged ECU.

In many cases, adaptation procedures or programming according to the vehicle manufacturer's guidelines are required after installation. A properly selected ECU provides a solid foundation for such actions, enabling the restoration of stable engine operation and the correct functioning of onboard systems.

Audi electronic control modules – expansion and service

If you are planning a comprehensive repair or upgrade of your Audi's engine area and need other components from the same group, such as engine control modules, gearbox controllers, or auxiliary system management units, check out the available parts in the Audi electronic control modules and ECUs category.

To better understand how original electronic modules influence a car's behavior and help maintain the brand's character, it is worth reading the article Audi and pure emotion. How do used parts help maintain the brand's DNA?, which describes the importance of factory components such as ECUs or interior equipment elements.

If you want to deepen your knowledge on the safe selection of used electronic components for your car, the following step-by-step guide may be helpful: Safe purchase of used car parts online – a step-by-step guide, which describes, among other things, selection by OEM number and practical tips for workshops and drivers.