Mercedes W206 W223 Remote Trunk Closing Control Unit Module A2239003530

Description

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W206 W223 Remote Trunk Closing Control Unit Module is a component from the Electronic control modules and controllers group, designed for integration with the vehicle’s factory installation. It ensures precise management of the trunk actuator operation, enabling comfortable, remote opening and closing of the trunk while maintaining parameters consistent with the manufacturer’s standards.

Specifications and technical data

• SKU: A2239003530-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2239003530
• Substitutable numbers: A2239003530, A 223 900 35 30
• Location on the vehicle: Front, Left, Right
• Category: ECUs & Computer Modules

Purpose and function in the vehicle

The presented controller is responsible for controlling the remote trunk closing in Mercedes W206 and W223 models, working in conjunction with the body wiring and comfort system. As a dedicated electronic module, it manages the trunk movement sequence, monitors signals from position sensors, and communicates with other vehicle control units, which allows for safe and repeatable system operation.

The placement of the module in the front area of the vehicle on the left or right side facilitates service access while ensuring appropriate operating conditions in the installation compartment provided by the manufacturer. Thanks to this, integration with the wiring harness and communication bus proceeds in an orderly manner consistent with the Mercedes factory electrical architecture.

Benefits of using the original module

Using the original remote trunk closing module in a Mercedes W206 / W223 allows for maintaining the consistency of the vehicle configuration and reducing the risk of communication errors in the control unit network. In practice, this means:

• stable operation of the trunk opening and closing system,
• proper cooperation with the factory remote key and comfort system,
• preservation of the safety logic provided by the manufacturer,
• easier diagnostics using factory service tools.

As an element from the Electronic control modules and controllers category, this controller is designed to operate in a complex CAN/LIN network environment, which is significant for the reliability of the entire comfort system and the convenience of using the trunk.

Installation, integration, and selection by numbers

The module is intended for installation in the factory-designated location in the front part of the vehicle, on the left or right side, using original mounting points and electrical connectors. When selecting, it is recommended to verify compatibility by part number and vehicle configuration to ensure full hardware and software compatibility with the specific equipment version.

For users and workshops that want to deepen their knowledge on the selection and installation of used controllers, a guide describing the principles of matching by VIN, OEM numbers, and hardware/software versions will be useful. Detailed tips can be found in the article Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?, where practical aspects of installation and diagnostics are also discussed.

Application in service practice

Replacing the remote trunk closing module is a typical operation in the case of faults related to a lack of response to commands from the remote, incomplete trunk closing, or errors stored in the comfort control unit memory. Using the correct module allows for restoring the proper operation of the system without the need for interference in the trunk mechanics, which shortens repair time and reduces service costs.

If you are planning a comprehensive repair or upgrade of the comfort electronics area in your Mercedes and need other elements from the same group, such as body controllers, comfort modules, or lighting management systems, check the available parts in the Electronic control modules and controllers Mercedes category.

Summary

The Mercedes W206 W223 Remote Trunk Closing Control Unit Module is a solution that allows for restoring the full functionality of the trunk opening and closing system via the remote and comfort system. Properly selected and correctly installed, it ensures consistent cooperation with other vehicle control units, stable operation of the trunk mechanism, and convenience of daily use in accordance with the manufacturer’s specifications.