Audi A4 B8 8K A5 8T 1.8 TFSI 170HP CJEB Engine ECU Kit 8K0906264A Manual

Audi A4 B8 8K A5 8T 1.8 TFSI 170HP CJEB Engine ECU Kit Manual is a complete electronic control module from the Electronic control modules and controllers category, designed for 1.8 TFSI petrol engines with 170 HP and a manual transmission. This solution allows for professional repair of the engine control system while maintaining the performance characteristics typical of Audi A4 B8 and Audi A5 8T models.

Specifications and technical data

• SKU: 8K0906264A-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0906264A
• Substitutable numbers: 8K0906264A, 8K0 906 264 A, 5WA12010
• Fuel type: Petrol
• Gearbox type: Manual
• Part type: Engine Control Unit (ECU)
• Category: ECUs & Computer Modules

Purpose and compatibility

The presented ECU kit is dedicated to Audi vehicles equipped with the 1.8 TFSI 170 HP petrol engine in the CJEB version, paired with a manual transmission. Using the correct controller in this powertrain configuration is crucial for proper management of fuel injection, ignition, and engine auxiliary systems.

The module has been designed specifically for the electronics architecture of the Audi A4 B8 (8K) generation and Audi A5 (8T), which ensures proper fitment with the vehicle's electrical installation and correct communication with other onboard systems.

Function in the engine control system

As an element of the Electronic control modules and controllers category, the ECU kit is responsible for:

• coordinating the operation of the petrol engine across the full load range,
• managing fuel dosage and ignition timing based on driving conditions,
• cooperating with sensors and actuators in the engine bay,
• communicating with other controllers in the vehicle via data buses.

A correctly selected and configured controller enables stable operation of the 1.8 TFSI unit, proper throttle response, and predictable vehicle behavior under various road conditions.

Performance characteristics and benefits

In the case of modern TFSI units, such as the 1.8 CJEB, using the appropriate ECU has a direct impact on engine refinement, fuel consumption, and dynamics. The kit designed for the manual version ensures consistent operation with the transmission, which is essential when shifting gears under load.

Key benefits of using this solution include:

• maintaining the factory control logic characteristic of Audi,
• the ability to restore full functionality of the powertrain after a failure of the previous controller,
• consistency with the electrical architecture of A4 B8 and A5 8T models, which reduces the risk of communication issues between modules.

Condition and service application

The product comes from the used components segment, which allows for an economical vehicle repair while maintaining an appropriate level of quality. This type of ECU kit is particularly useful in situations where the existing controller has suffered electronic or mechanical damage and cannot be effectively repaired.

Before installation, it is recommended to verify the configuration compatibility with the specific vehicle and perform appropriate adaptation procedures, in accordance with service practices for Audi electronics.

Expanding the Audi electronics system

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 controllers, comfort modules, or powertrain management units, check out the available parts in the Audi electronic control modules and controllers category.

To better understand how properly selected used electronic components influence vehicle behavior and help preserve the brand's character, it is worth reading the article Audi and pure emotion. How used parts help maintain the brand's DNA?, which discusses the importance of original modules in maintaining consistent driving experiences.