Audi A5 8T Engine Control ECU 2.7 TDI Diesel 190HP CGKA Automatic 8K1907401K Kit

Audi A5 8T Engine Control ECU 2.7 TDI Diesel 190HP CGKA Automatic Kit is a specialized component from the Electronic control modules and ECUs group, designed for powertrains with a diesel engine and an automatic transmission. The kit ensures consistent control of the engine's operation, supporting stable power characteristics and proper cooperation with the automatic gearbox.

Specifications and technical data

• SKU: 8K1907401K-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K1907401K
• Substitutable numbers: 8K1907401K, 8K1 907 401 K
• Fuel type: Diesel
• Gearbox type: Automatic
• Part type: Engine Control Unit (ECU)
• Category: ECUs & Computer Modules

Purpose and function of the ECU

The presented control kit is dedicated to powertrains based on the CGKA diesel engine, working in conjunction with an automatic transmission. Its task is to precisely manage engine operating parameters, such as fuel dosage, injection timing, or torque characteristics, while taking into account the specifics of the automatic transmission. As a result, the ECU supports smooth acceleration, predictable throttle response, and stable engine operation across the full load range, which is important both in daily use and during long-distance highway driving.

Benefits of using a dedicated kit

Using a complete control kit matched to a specific engine and transmission configuration reduces the risk of software compatibility issues and communication problems within the vehicle's network. In practice, this means:

• maintaining the factory engine control logic,
• consistent operation with the automatic transmission,
• easier diagnostics if service is required,
• the ability to restore the original operating parameters of the powertrain. For workshops and users, this means more predictable installation and a lower risk of needing additional software modifications.

Product characteristics and condition

The offered item belongs to the Electronic control modules and ECUs group by Audi and is intended for reinstallation in a vehicle. As a used part, it provides a solution that allows for reduced repair costs while maintaining the original control architecture. These types of components are often chosen when the priority is to restore the factory configuration rather than using replacements with uncertain compatibility.

Selection and installation aspects

When selecting an ECU for a specific vehicle, it is crucial to pay attention to compatibility with the fuel type, transmission type, and engine configuration. A properly selected kit facilitates the adaptation process in the vehicle, as well as cooperation with the existing electrical installation and onboard systems. To better understand when choosing a used control module is justified and how to approach its selection and installation, it is worth reading the guide: The second life of electronics – when is it worth choosing used engine ECUs, comfort modules, and parking sensors?

Expanding Audi electronics upgrades

If you are planning a comprehensive repair or upgrade of the engine and transmission control area in your Audi and need other elements from the same group, such as additional control modules, auxiliary ECUs, or related electronic units, check the available parts in the Audi electronic control modules and ECUs category. If you are planning broader vehicle maintenance and ordering several components at once, a practical guide on organizing online parts purchases may also be helpful: how to order used car parts online directly to the workshop, which discusses selection by part numbers, assessing completeness, and shipping directly to the mechanic.