BMW G11 G30 Tailgate Module Power Trunk Lid Function Control Unit ECU 7481045

BMW G11 G30 Tailgate Module Power Trunk Lid Function Control Unit ECU is an original electronic module responsible for powering and controlling the electric trunk lid function. This component from the Electronic control modules and controllers group ensures precise management of actuators, sensors, and the locking mechanism, supporting comfortable trunk operation in modern BMW models. Thanks to its factory design, the ECU maintains full integration with the vehicle's electrical system and CAN bus architecture.

Specifications and technical data

• SKU: 7481045
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7481045
• Substitutable numbers: 7481045, 61357481045
• Category: ECUs & Computer Modules

Purpose and function of the BMW trunk lid control unit

The presented control module is dedicated to the electric trunk lid system in BMW G11 and G30 series sedans. As a factory ECU controller, it is responsible for coordinating the movement of the lid, controlling its opening and closing speed, and interacting with control buttons inside the vehicle and on the lid itself. A properly functioning module is crucial for the safe operation of the mechanism, minimizing the risk of actuator overload and errors in the comfort system.

Benefits of using an original BMW module

Using an original electronic controller to replace a damaged unit ensures consistency in software and operating parameters with the rest of the vehicle's installation. The module from the same ECU family is designed for:

• full compatibility with the vehicle's communication bus,
• stable cooperation with position sensors and lid limit switches,
• correct operation of the soft-close function,
• maintaining factory overload protection features.

As a result, the trunk lid system operates in a predictable manner consistent with the manufacturer's specifications, which is particularly important in premium vehicles where user comfort and system reliability are of great significance.

Characteristics of the used ECU module

The offered controller comes from a BMW vehicle and is a used component, which in practice means an attractive cost-to-functionality ratio while maintaining the factory design. In the case of electronic control modules, it is important that original components maintain hardware and software compatibility with other vehicle systems, which facilitates the adaptation process in the car after replacement.

Before installation, it is recommended to verify compatibility by part number and configure the module using appropriate diagnostic software, in accordance with BMW service procedures. This approach reduces the risk of communication errors in the vehicle network and ensures correct recognition of the controller by other ECU units.

Professional selection and installation of the trunk lid controller

To maximize the potential of this module, it is worth basing the selection on OEM data and the specifications of the specific vehicle. In practice, this means checking the equipment configuration, body type, and version of the comfort system. A properly selected controller facilitates the installation process, shortens programming time, and minimizes the need for additional installation modifications.

If you are planning a comprehensive repair or upgrade of the trunk area in your BMW and need other components from the same group, such as comfort controllers, body modules, or lighting management units, check the available parts in the BMW electronic control modules and controllers category.

Expert support when choosing a used ECU module

When purchasing a used trunk lid controller, issues of hardware and software compatibility, as well as the correct installation and potential coding procedure, are particularly important. These topics are discussed in more detail in the Global Parts guide – Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?, where you will find practical tips on selecting by OEM numbers, verifying HW/SW, and the most frequently asked questions related to the installation of this type of component.