Audi A1 8X 1.0 TFSI CHZB 95HP Engine Control ECU Kit BCM + 2 Key 04C907309AE

Audi A1 8X 1.0 TFSI CHZB 95HP Engine Control ECU Kit BCM + 2 Key is a set from the Electronic control modules and ECUs group, designed for a gasoline-powered drivetrain and compatible with a manual transmission. The kit includes an Engine Control Unit and two keys, which facilitates matching the electronics to a specific vehicle and reduces the time required for configuration.

Specifications and technical data

• SKU: 04C907309AE-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 04C907309AE
• Substitutable numbers: 8X0907063AF, 8X0 907 063 AF, 04C906026AK, 04C 906 026 AK, 04C907309AE, 04C 907 309 AE, 0261S10530, 0 261 S10 530
• Fuel type: Petrol
• Gearbox type: Manual
• Part type: Engine Control Unit (ECU)
• ECU type: Engine Control Unit
• Category: ECUs & Computer Modules

Purpose and function of the engine control unit

The presented set has been developed for the 1.0 TFSI gasoline engine in the Audi A1 8X generation, in the CHZB version with 95 HP. The ECU plays a key role in managing engine operation, controlling, among other things, fuel dosage, ignition, and cooperation with auxiliary equipment, to ensure stable performance characteristics and proper response to load. Integration with a manual transmission allows for precise matching of control maps to the specifics of the gearbox, which translates into predictable vehicle behavior in various road conditions.

Benefits of using a complete ECU + key set

Using a complete engine control unit set along with two keys simplifies the process of adapting electronics in the vehicle. In practice, this means:

• consistency of components within the immobilizer system and the engine control unit,
• reduced need for additional programming compared to a module without keys,
• easier diagnostics and configuration using factory service tools,
• the ability to maintain the factory operating parameters of the powertrain. For workshops specializing in Audi electronics and users looking for a solution close to the factory standard, such a set provides a practical and technically consistent basis for repairing or replacing a damaged ECU.

Technical characteristics in the context of the drivetrain

The controller belongs to the Electronic control modules and ECUs group and is designed to work with a gasoline engine and a manual transmission. This type of ECU is responsible for:

• coordinating fuel injection and ignition in the TFSI engine,
• monitoring engine operating parameters (sensors, corrections, emergency modes),
• cooperation with other vehicle modules within the onboard network,
• handling functions related to security and protection against unauthorized starting. Thanks to this, it is possible to maintain proper dynamics, smooth operation, and compliance with factory settings for the specific configuration of the Audi A1 8X 1.0 TFSI CHZB.

Application in service practice

The engine control unit set with keys will prove useful both in professional service centers and in specialized workshops dealing with Audi electronics. It facilitates:

• restoring the efficiency of the engine control system after a failure of the original module,
• carrying out repairs where maintaining compliance with the factory vehicle configuration is required,
• reducing the time needed to match the immobilizer and keys. The used condition allows for an economical approach to repair while maintaining the functionality required for daily vehicle operation.

Expansion of the control system and selection of electronics

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as additional controllers, engine management modules, or related electronic systems, check out the available parts in the Audi electronic control modules and ECUs category. To better assess when choosing a used engine control unit is justified and how to properly select such an element for a specific car, it is worth reading the guide: A second life for electronics – when is it worth choosing used engine ECUs, comfort modules, and parking sensors?.