Mercedes SLK R171 Petrol M271 Fuse Box SAM Relay Control Module A2129007324

The Mercedes SLK R171 Gasoline M271 Fuse Box is an original electrical system component designed for installation in the rear of the vehicle. It ensures organized circuit layout, stable power supply to consumers, and safe protection of the system in cars with a gasoline engine. A used OEM part is a sensible choice for professional repairs or restoring the factory configuration of the electrical system.

Specifications and technical data

• SKU: A2129007324
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2129007324
• Substitutable numbers: A2129007324, A 212 900 73 24
• Location on the vehicle: Rear
• Fuel type: Petrol
• Category: Fuses & Fuse Boxes

Purpose and Function in the Vehicle

The fuse box described is an electrical system component located in the rear of the body. It is responsible for distributing power to selected circuits and protecting them with appropriately selected fuses. In vehicles with the M271 gasoline-powered unit, it helps maintain compliance with the factory installation design, which is important for both reliability and service diagnostics.

Construction and Technical Properties

The fuse box belongs to the category of Fuses and Fuse Boxes, meaning it is designed to operate in the demanding environment of the body compartment, considering the typical current loads for the rear of the vehicle. The construction includes:

• organized slots for fuses and relays,
• connectors for secure connection to the wiring harness,
• a housing adapted for mounting in a dedicated location at the rear of the car.

This allows the component to be used as a factory replacement in case of damage to the original fuse box, without the need for system modifications.

Benefits of Using an Original Fuse Box

Using an original Mercedes component ensures consistency of electrical parameters and compatibility with other vehicle modules. Key benefits include:

• factory fit for the rear body installation,
• preservation of manufacturer-intended power paths,
• easier diagnostics based on service documentation,
• possibility of using existing brackets and mountings.

For workshops and users, this means efficient installation and reduced risk of problems arising from the use of unsuitable replacements.

Application in Gasoline Vehicles

The presented fuse box is intended for cars with a gasoline engine, which is significant for circuit distribution, loads, and protection configuration. In Mercedes SLK R171 vehicles with the M271 unit, it allows for the restoration of the original power system in the rear of the car, supporting the proper operation of lighting, comfort equipment, and other consumers powered from this area.

Condition and Service Application

The item is offered as a used part, making it an attractive solution for post-accident repairs, thermal damage, or contact corrosion in the original fuse box. Choosing such a component allows for reduced repair costs while maintaining the original manufacturer's specifications, which is particularly important for vehicles equipped with extensive electronics.

If, during the modernization or repair of the electrical system, you also need other components from the category of fuses and fuse boxes dedicated to this brand, check the available parts in the Mercedes Fuses and Fuse Boxes category.

For users who are also considering replacing suspension components and want to make informed choices about used parts, an article discussing the differences between stock and sport solutions may be helpful – more information can be found in the material about stock and sport suspension and choosing used parts.