Audi A5 F5 Sportback Tailgate Bootlid Control Unit Module ECU 89A959107

Visual condition of the part

The product shows signs of use visible in the photos. Audi A5 F5 Sportback Tailgate Bootlid Control Unit Module ECU is an original component from the Electronic control modules and controllers group, designed for precise management of the electric tailgate operation. This used controller allows for a technically correct repair or replacement of the factory module, maintaining full compatibility with the electrical architecture of the Audi A5 F5 Sportback.

Specifications and technical data

• SKU: 89A959107-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 89A959107
• Substitutable numbers: 89A959107, 89A 959 107
• Part type: Central Timing Module
• Category: ECUs & Computer Modules

Function and application of the tailgate control module

The presented module is responsible for controlling the tailgate drive operation, communicating with the vehicle's electrical system, and interacting with safety and comfort systems. It interprets signals from buttons, the remote key fob, or the comfort access system and translates them into appropriate control of the actuators and the tailgate latch. By maintaining the original operating logic, the module ensures:

• correct tailgate response to open and close commands,
• compatibility with factory anti-pinch safety features,
• integration with the trunk lighting system and instrument cluster signaling.

Benefits of using an original Audi module

As an Audi brand component, the module is designed for a specific vehicle platform, which translates into stable operation within the CAN network and eliminates the need for adapting universal solutions. Original electronics from this group:

• maintain compatibility with factory electrical diagrams,
• minimize the risk of communication errors between control units,
• facilitate diagnostics using standard service tools. Choosing an original control module is particularly important in modern models, where the tailgate interacts with numerous comfort and safety systems.

Characteristics of the used product

The item is offered as a used part, which allows for a significant reduction in repair costs while maintaining the factory design and operating parameters. A used module from this group is a good solution in situations where:

• the original controller has suffered electronic or mechanical damage,
• the vehicle reports errors related to tailgate operation,
• a replacement with a part of matching specifications is necessary without investing in a new component. Before installation, a standard diagnostic procedure and, if necessary, proper configuration in the vehicle according to the manufacturer's recommendations are advised.

Selection and integration with the vehicle's electrical system

The module should be selected based on the vehicle's technical data and the information provided in the product specification. It is crucial to match it to the Audi A5 F5 Sportback body version and equipment configuration to maintain full tailgate functionality. In practice, installation involves:

• connecting to the existing wiring harness,
• checking communication with other control units,
• verifying the correct operation of all tailgate functions after installation. This approach allows for restoring system efficiency without interfering with the body structure or the tailgate mechanics.

Technical support and related products

If you are planning a comprehensive repair or upgrade of the rear section of your Audi and need other components from the same group, such as comfort controllers, lighting management modules, or control units for assistance systems, check out the available parts in the Audi electronic control modules and controllers category. When deciding to install a used controller, it is worth familiarizing yourself with practical tips regarding automotive electronics – a good starting point would be the article Second life for electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, where you will find a discussion of key aspects regarding the selection and operation of such components.