Mercedes W206 Rear Trunk Fuse Box On Board Power Distribution A2235403115

Mercedes W206 Rear Trunk Fuse Box On Board Power Distribution is a factory-original power supply component responsible for electrical energy distribution in the rear of the vehicle. This component from the Fuses and fuse boxes category ensures organized circuit routing and stable operation of electrical consumers located in the trunk and the rear section of the body. Thanks to the original design intended for the W206 platform, proper integration with the vehicle's electrical system is maintained.

Specifications and technical data

• SKU: A2235403115
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2235403115
• Substitutable numbers: A2235403115, A 223 540 31 15
• Location on the vehicle: Rear
• Category: Fuses & Fuse Boxes

Purpose and function in the vehicle

The described rear fuse box is mounted in the trunk area, where it acts as a local power distribution center. It is responsible for protecting and powering circuits such as rear lighting, comfort features, selected control modules, or additional consumers located in the rear of the body. Its placement in the rear zone of the vehicle reduces wiring harness length, which promotes voltage stability and minimizes the risk of voltage drops across the cables.

Construction and integration with the electrical system

The fuse box is designed as a component that works with the factory electrical harness of the Mercedes W206. The sockets and connectors used are matched to the original plugs, which facilitates installation and helps maintain a clear wiring layout. The design provides an organized arrangement of fuses and power points, which simplifies diagnostics and potential fuse replacement.

Thanks to the factory power system architecture, the module works in conjunction with other onboard electronic components, maintaining compliance with load parameters and protection characteristics specified by the manufacturer. This solution reduces the risk of improper operation of electrical consumers and facilitates service in the event of electrical faults.

Benefits of using an original fuse box

Using an original module from the Fuses and fuse boxes category allows for maintaining the integrity of the entire electrical system. Key advantages include:

• secure fit to the factory harness and mounting points in the rear of the body,
• preservation of power paths and protection levels specified by the manufacturer,
• easier fault diagnostics thanks to the standard circuit layout,
• reduced risk of connector and wire overheating due to proper selection of cross-sections and protection.

An element configured in this way promotes stable operation of onboard electronics, which is particularly important in modern vehicles where many comfort and safety systems are powered from the rear part of the installation.

Condition and service application

The item is offered as a used part, which allows for economical repair of the electrical system while maintaining the manufacturer's original specifications. This type of component is suitable both for replacing a damaged fuse box and for reconstructing the installation after mechanical damage or flooding of the rear part of the vehicle. Proper selection based on the model and equipment version is crucial for the correct operation of all circuits.

Before installation, it is recommended to verify the condition of the connectors and ensure proper seating in the factory mounting points, which will ensure a stable electrical connection and mechanical protection of the entire module.

Expanding the power system in a Mercedes

If you are planning a comprehensive repair or upgrade of the electrical installation area in the rear of your Mercedes and need other elements from the same group, such as additional power modules, fuse box housings, or mounting brackets, check the available parts in the Fuses and fuse boxes Mercedes category.

To better utilize the potential of salvaged components and ensure their long-term, stable operation in the electrical system, it is worth reading the practical tips regarding maintenance and operation described in the article How to extend the life of used car parts?.