Mercedes C205 W213 Fuse Box Rear SAM Module Electrical Control Unit A2139068701

Mercedes C205 W213 Fuse Box Rear SAM Module Electrical Control Unit is an advanced electrical system component responsible for power distribution and circuit protection in the rear of the vehicle. Thanks to its factory design intended for Mercedes C-Class and E-Class models, it ensures consistency with the vehicle's original electrical architecture. It is a practical solution for users looking for a proven SAM module for professional repair or replacement.

Specifications and technical data

• SKU: A2139068701-3
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2139068701
• Substitutable numbers: A2139068701, A 213 906 87 01
• Location on the vehicle: Rear
• Part type: Fuse Box
• Category: Fuses & Fuse Boxes

Function and role of the rear SAM fuse box

The rear fuse box in the form of a SAM module plays a key role in managing power for consumers located in the rear of the vehicle, such as lighting, comfort features, or selected safety systems. The module integrates the power distribution function with the control of individual circuits, which facilitates diagnostics and servicing of the electrical system. Its placement in the rear section of the body limits the length of wiring harnesses, which translates into more stable electrical parameters and lower voltage drops. Using an original Mercedes solution allows for maintaining factory protections and control logic, which is particularly important in vehicles equipped with extensive electronics.

Compatibility and integration with the electrical system

The SAM module has been designed specifically for the Mercedes platform, allowing it to work with the existing onboard network architecture without the need for modifications. Properly selected connectors and pin layout enable direct connection to the factory harness, which minimizes the risk of installation errors. In practice, this means:

• maintaining compliance with factory electrical diagrams,
• proper cooperation with the vehicle's diagnostic systems,
• stable communication with other controllers in the vehicle network. For workshops and users, this means faster installation and a lower risk of communication problems between modules.

Benefits of using an original SAM module

Using an original rear fuse box in a Mercedes brings a number of practical benefits. First and foremost, the factory protection characteristics are maintained, which is significant for the durability of electrical components and operational safety. The module is structurally matched to the mounting space, which facilitates its seating and proper routing of harnesses. The most important advantages include:

• consistency with the original energy management system in the vehicle,
• easier fault diagnostics thanks to the predictable behavior of the module,
• preservation of the circuit protection parameters designed by the manufacturer. For the user, this means more predictable operation of the electrical system and a reduction in the risk of malfunctions of consumers in the rear of the vehicle.

Purpose, installation, and service application

The module is intended for installation in the rear of the vehicle, in the location provided by the manufacturer. Thanks to the factory layout of connectors and housing, the installation proceeds in an orderly manner, maintaining the original mounting points. This solution is particularly useful for professional post-accident repairs, removing the effects of flooding, or replacing a damaged fuse box. In service applications, the rear SAM fuse box allows for restoring the correct operation of power circuits in the trunk area and the rear of the body, without the need to interfere with the installation structure. For workshops specializing in the Mercedes brand, this is a component that significantly facilitates maintaining the vehicle in a condition consistent with the manufacturer's specifications.

Expansion of the offer within the same group

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