Mercedes W209 Convertible Fuse Box Rear SAM Module Control Unit A2095452301

Mercedes W209 Convertible Fuse Box Rear SAM Module Control Unit is a specialized electrical system component responsible for power distribution and control of selected circuits in the rear of the vehicle. This solution is designed for users who expect stable electrical system operation and compatibility with the factory system architecture in their Mercedes.

Specifications and technical data

• SKU: A2095452301
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2095452301
• Substitutable numbers: A2095452301, A 209 545 23 01, 5DK008486-63, 5DK 008 486-63
• Location on the vehicle: Rear
• Category: Fuses & Fuse Boxes

Purpose and function in the vehicle

The described rear SAM module with fuse box is designed to operate in the rear body section of the Mercedes W209 Convertible. It is responsible for safe power distribution and monitoring of selected circuits, which is crucial for the proper operation of lighting, comfort equipment, and other electrical consumers located at the rear of the vehicle.

Its placement in the rear of the car allows for shorter wiring harnesses and reduced voltage drops, while the integrated design of the fuse box and control module facilitates maintenance and diagnostics of the electrical system.

Construction and technical advantages

The module combines the function of a fuse box and an electronic control unit in one housing, which ensures:

• organized circuit routing in the rear of the vehicle,
• easy service access to electrical protections,
• consistency with the factory Mercedes diagnostic system,
• preservation of the original control logic for individual circuits.

As a result, this component provides an effective service solution for electrical system repairs, especially in cases of damage resulting from overloads, contact corrosion, or failure of the previous module.

Condition, fitment, and installation

The product belongs to the Fuses and fuse boxes category and is a used part, which allows for an economical repair while maintaining the manufacturer's original specifications. The module is intended for installation in the rear of the vehicle, in the location provided by Mercedes, which facilitates replacement without the need for wiring modifications.

Before installation, a standard service procedure is recommended: inspection of connectors, verification of wiring harnesses, and checking the configuration correctness using an appropriate diagnostic tester. This approach minimizes the risk of recurring faults and allows for full utilization of the module's capabilities.

Application in service practice

Replacing the rear SAM module with a fuse box is particularly recommended in situations where the following occur:

• repeated fuse blowing in the rear part of the installation,
• power supply issues for selected rear electrical consumers,
• signs of overheating or mechanical damage within the original box,
• errors stored in the control unit memory regarding rear circuits.

Using an original module from the same design group allows for restoring electrical system stability and maintaining full compatibility with the vehicle's system.

System expansion and related components

If you are planning a comprehensive repair or upgrade of the electrical system area in your Mercedes and need other components from the same group, such as additional boxes, distribution modules, or fuse housings, check the available parts in the Mercedes Fuses and fuse boxes category.

If you are interested in a broader context of using pre-owned components in the automotive industry, including their potential for tuning and repairing premium cars, it is worth reading the article Audi on second-hand parts – tuning and repairs without losing quality, which demonstrates a practical approach to economical yet solid service solutions.