Volkswagen Golf 1K GTI 2.0 TFSI CCZB 211HP Engine Control ECU 5K0907115 Manual

Volkswagen Golf 1K GTI 2.0 TFSI CCZB 211HP Engine Control ECU is a factory ECU module designed for vehicles with a manual transmission. It belongs to the Electronic control modules and controllers group, responsible for precise management of engine operation, fuel delivery, and ignition parameters in the sporty GTI variant.

Specifications and technical data

• SKU: 5K0907115
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 5K0907115
• Substitutable numbers: 5K0907115, 5K0 907 115, 5K0907115AA, 5K0 907 115 AA, 0261S04951, 0 261 S04 951
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and function of the ECU

The engine control unit used in the Golf 1K GTI 2.0 TFSI CCZB 211HP is the central element of the engine management system. It analyzes signals from sensors, controls fuel injection, ignition timing, and auxiliary equipment to ensure stable performance, proper engine refinement, and compliance with factory manufacturer maps.

The module is dedicated to configurations with a manual transmission, which is significant for torque management logic, throttle response, and interaction with other vehicle systems. This ensures consistency in the operation of the drivetrain with the original characteristics of the GTI version.

Benefits of using an original Volkswagen module

Choosing a controller from the Electronic control modules and controllers group from Volkswagen's offer allows you to maintain the factory engine performance characteristics without the risk of unforeseen changes in maps or compatibility issues with the vehicle's installation. The original ECU design is engineered for the specific TFSI unit and its components, which facilitates integration with the electrical system and diagnostic tools.

The used module is a good solution for repairs following electronic damage, communication bus issues, or errors originating from the controller itself. This helps reduce costs compared to a new ECU while maintaining factory hardware specifications.

Selection, compatibility, and installation

When selecting an engine controller for the Golf GTI 2.0 TFSI, it is crucial to match it to the specific engine version and transmission type. This unit is intended for vehicles with a manual transmission, which must be taken into account when planning the replacement. It is recommended to verify compatibility using the OEM number and interchangeable part numbers based on service documentation or the manufacturer's catalog.

The installation itself requires standard workshop procedures: disconnecting the power supply, removing the old module, connecting the wiring harness to the new ECU, and performing adaptation procedures and potential coding according to the requirements of the specific vehicle. Due to the nature of the component, it is best to entrust the work to a workshop experienced in VAG group electronics.

Used ECU – practical information

A used ECU module is often chosen for vehicle repairs involving engine electronics damage, water ingress, or power surges. A properly selected and tested controller allows for restoring correct engine operation without the need for mechanical engine intervention. In many cases, it requires matching to the immobilizer and configuration for the specific car, which is a standard procedure in modern vehicles.

If you want to better understand what to look for when choosing a used ECU, how to interpret hardware and software markings, and what the installation and adaptation process looks like, check out our guide: Used automotive electronics – second-hand ECU modules and sensors.

Expanding the control system in your Volkswagen

If you are planning a comprehensive repair or upgrade of the engine control area in your Volkswagen and need other components from the same group, such as additional ECU modules, auxiliary controllers, or onboard system controllers, check out the available parts in the Volkswagen electronic control modules and controllers category.