Audi S5 8T 4.2 FSI CAUA Quattro 354HP Engine Control ECU 8T0907560C Automatic

The Audi S5 8T 4.2 FSI CAUA Quattro 354HP Engine Control Unit Automatic is a specialized electronic control module from the Electronic Control Modules and Controllers category, designed for gasoline engines paired with automatic transmissions. This solution is for users who want to restore the proper operation of the V8 FSI engine in the Audi S5 8T, maintaining the factory characteristics and drivetrain stability.

Specifications and technical data

• SKU: 8T0907560C
• Mark: Audi
• Condition: Used
• OEM Part Number: 8T0907560C
• Substitutable numbers: 8T0907560C, 8T0 907 560 C, 8T0907560, 8T0 907 560, 0261S02550, 0 261 S02 550
• Fuel type: Petrol
• Gearbox type: Automatic
• Part type: Engine Control Unit (ECU)
• Category: ECUs & Computer Modules

Purpose and Function of the Controller

The engine control unit in the Audi S5 8T is responsible for precise control of the 4.2 FSI unit's operation, including fuel delivery, ignition, and coordination with the Quattro all-wheel-drive system and the automatic transmission. A correctly selected module allows for maintaining:

• stable engine operating parameters across the entire RPM range,
• proper throttle response during dynamic driving,
• seamless operation with the drivetrain in an automatic configuration.

This is a key component for the correct functioning of FSI gasoline systems, where the controller continuously analyzes sensor data and adjusts engine operation for optimal performance and smooth running.

Benefits of Using an Original Module

Using the factory engine control unit in the Audi S5 8T provides a range of practical benefits for everyday use:

• Full integration with the vehicle's electrical system – the module works with the existing wiring harness, security system, and transmission automation.
• Appropriate maps for gasoline engines – the controller is prepared to handle the FSI unit, promoting proper fuel consumption and power output.
• Stable operation in automatic transmission modes – correct gear shifting and communication with the drivetrain.
• Computer diagnostics capability – supports standard service procedures and error code reading.

Technical Characteristics in the Context of Application

The presented controller belongs to the group of Electronic Control Modules and Controllers, specifically designed to work with gasoline engines and automatic transmissions. This means that:

• the control logic is optimized for gasoline fuel,
• the software accounts for the specifics of the automatic transmission, including interaction with comfort and safety systems,
• the module is adapted to the electrical architecture of the Audi S5 8T series.

Thanks to this, the engine control unit can effectively manage the powertrain's operating parameters, resulting in predictable vehicle behavior both in city traffic and at higher speeds.

Condition, Origin, and Practical Application

The offered controller is a used part, sourced from disassembly, which allows for combining OEM functionality with an attractive price compared to new parts. This is a good solution for:

• post-accident repairs, when the original module has been damaged,
• resolving electronic faults related to engine control errors,
• restoring factory operating parameters after unsuccessful electronics modifications.

Before installation, it is recommended to consult with an experienced automotive electronics technician who will perform the appropriate adaptation and configuration of the controller to the specific vehicle.

Audi Electronic Control Modules and Controllers – Selection and Knowledge

If you are looking for other Audi Electronic Control Modules and Controllers, check out our dedicated category: Audi Electronic Control Modules and Controllers. There you will find a wide selection of engine controllers, comfort modules, and other onboard electronics for this brand.

When working with advanced electronics, it is worth learning about best service practices. In the context of control modules, an article on iDrive systems and controllers in BMW, which discusses the principles of using parts from disassembly and their proper diagnostics, may be helpful: How to care for electronic modules and engine controllers using parts from disassembly.

If you are interested in the broader economic context of using second-hand components, also check out the guide: How to save on car servicing by choosing used OEM parts, which describes how to safely use used electronic and mechanical components.