Mercedes SLK R171 Rear SAM Control Unit Module Relay Fuse Box A1715450701

Mercedes SLK R171 Rear SAM Control Unit Module Relay Fuse Box is an advanced electrical system component responsible for managing circuits and protection in the rear of the vehicle. As part of the Fuses and fuse boxes group, it ensures organized power distribution and control over key electrical consumers. Using a pre-owned component of this type allows for a technically correct and cost-effective repair of the electrical system in a Mercedes SLK R171.

Specifications and technical data

• SKU: A1715450701
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1715450701
• Substitutable numbers: A1715450701, A 171 545 07 01, 5DK008554, 5DK 008 554
• Location on the vehicle: Rear
• Category: Fuses & Fuse Boxes

Function of the SAM module in the Mercedes SLK R171

The described SAM fuse box control unit acts as a central hub for power distribution and control of selected circuits in the rear of the vehicle. It integrates protective functions with control functions, which reduces the number of separate relays and connections, thereby simplifying the vehicle's electrical architecture. This makes the system easier to service and allows for faster fault diagnostics.

Placement and role in the electrical system

The module is designed for installation in the rear area of the vehicle, where it handles power supply and control for selected consumers and components. This placement limits the length of wiring harnesses routed from the front of the car, which reduces voltage drops and the risk of mechanical damage to the wires. This solution is typical for modern Mercedes designs, which aim for a modular electrical system construction.

Benefits of using an original module

Using an original fuse box control module in a Mercedes SLK R171 ensures:

• preservation of the factory logic for electrical circuit control,
• proper cooperation with the existing installation and other control units,
• appropriately selected current protection for individual circuits,
• consistency with service documentation and electrical diagrams.

As a result, the repair of the electrical system is predictable, and the risk of compatibility issues is minimized.

Application in service practice

The SAM module in the rear of the vehicle is often replaced in the event of power supply issues for selected circuits, blown fuses, or improper operation of electrical components in the rear area. Replacing it with a functional, pre-owned component allows for restoring the proper operation of the system without the need to interfere with the entire electrical harness. For workshops specializing in the Mercedes brand, this is a standard service procedure that reduces repair time and costs.

System expansion and selection of other components

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

For users interested in a broader look at typical operational problems in premium class cars, an article describing critical engine units in a popular BMW model may be useful – you can find it here: Faulty BMW E90 engines – a practical guide to problematic units.