Fuse Box Mercedes GLE W166 C292 W463 Relay Control Unit Module A1665402350

Fuse Box Mercedes GLE W166 C292 W463 Relay Control Unit Module is an original electrical system component designed for Mercedes vehicles, ensuring stable power supply and circuit protection. This used module from this category is a solution that allows for a technically correct repair of the electrical system without the need for more expensive replacements. It is a practical choice for workshops and users who expect factory-fit and predictable performance.

Specifications and technical data

• SKU: A1665402350
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1665402350
• Substitutable numbers: A1665402350, A 166 540 23 50
• Category: Fuses & Fuse Boxes

Function and application of the fuse box module

The presented fuse box module is responsible for the orderly distribution of power and the protection of key electrical circuits in GLE, ML, and G-Class series cars. As an item in the Fuses and fuse boxes category, it acts as a central point for system protection, minimizing the risk of damage to wires, control units, and receivers in the event of overloads or short circuits.

Thanks to its factory design, the module works with the original wiring harness, which facilitates installation and reduces the need for modifications. This is particularly important when repairing vehicles equipped with extensive electronics, where the correct fitment of components has a direct impact on the stability of comfort and safety systems.

Benefits of using an original Mercedes module

Using an original fuse box module in Mercedes cars provides a number of practical technical benefits:

• factory fitment to the vehicle's electrical system,
• maintenance of the correct layout logic for fuses and relays,
• reduced risk of communication issues between electronic components,
• easier diagnostics based on the manufacturer's service documentation.

For workshops and service centers specializing in the Mercedes brand, a used module of this class is a reasonable compromise between repair costs and maintaining compliance with factory standards.

Product characteristics and condition

The offered item belongs to the Fuses and fuse boxes group and is intended for installation in Mercedes vehicles of the appropriate body series. As a used part, it comes from dismantling, which in practice means that it has already been used in a vehicle but is still suitable for further use after proper verification. Such components are frequently chosen for post-accident repairs, replacements after flooding, or mechanical damage to the original box.

Before installation, it is recommended to perform a standard check of the contacts, sockets, and a visual assessment of the housing to ensure proper seating in the vehicle and trouble-free cooperation with the existing electrical harness.

Selection by part numbers and compatibility

The selection of a fuse box module for a specific Mercedes car should be based on the manufacturer's data, in particular the OEM part number and any interchangeable numbers. In practice, the safest way is to compare the markings from the dismantled element or verify via the VIN number in the service catalog. This approach reduces the risk of electrical configuration mismatch and facilitates subsequent diagnostics.

In case of doubts regarding the selection of used electronic modules and protection elements, it is worth using guide materials. An extended discussion on compatibility, selection by numbers, and practical aspects of installation can be found in the article on choosing used ECU modules and sensors, which also covers issues related to installation and the most frequently asked user questions.

Expanding the protection system in Mercedes

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 boxes, distribution modules, or protection housings, check the available parts in the Mercedes Fuses and fuse boxes category.