Mercedes Sprinter W910 Remote Key Control Unit Set X2 A2479052503

Used key – requires programming

The key requires programming (coding) by a specialist to be fully functional.

Mercedes Sprinter W910 Remote Key Control Unit Set is a set from the Electronic control modules and controllers group, designed for the remote control system in the Mercedes Sprinter W910 model. The product is offered in a two-piece configuration (set X2), allowing for flexible use in the process of diagnostics, repair, or reconstruction of the vehicle's comfort and security systems.

Specifications and technical data

• SKU: A2479052503-1
• Mark: Mercedes (Genuine OE)
• Condition: For parts or not working
• OEM Part Number: A2479052503
• Substitutable numbers: A2479052503, A 247 905 25 03
• Category: ECUs & Computer Modules

Purpose and function of the set

The Mercedes Sprinter W910 Remote Key Control Unit Set is responsible for handling signals from remote control keys and cooperating with other electronic modules in the vehicle. In practice, this means integration with the central locking system, immobilizer, and other controllers responsible for access authorization and vehicle starting.

Due to its classification in the Electronic control modules and controllers group, this item is essential for advanced service work, such as:

• diagnosing communication problems between the key and the vehicle,
• analyzing faults in the key authorization area,
• restoring system configuration after a collision or interference with the electrical installation.

Technical characteristics and service application

The offered set consists of two control units, which can be useful both as a base for sourcing components and as comparative material for measurements and bench tests. The condition, defined as intended for parts or non-functional, means that the product is not ready for direct installation and requires a service-oriented approach focused on:

• disassembly and assessment of individual electronic components,
• verification of paths, connectors, and SMD elements,
• potential regeneration or use as a donor for parts.

This type of controller is particularly valuable for workshops specializing in Mercedes vehicle electronics, where access to original circuit boards, connectors, and housings matched to the specific architecture of the Sprinter W910 is crucial.

Benefits of choosing an original Mercedes module

In the case of systems responsible for remote control and key authorization, maintaining compatibility with the factory vehicle architecture is key. The original Mercedes module ensures:

• compatibility with the vehicle's communication bus,
• proper fit for electrical installation harnesses and connectors,
• the possibility of use in programming and adaptation processes in accordance with manufacturer procedures.

For specialized services, this means greater predictability of system behavior after repair and easier integration with the existing electronic configuration of the Sprinter W910.

Application in workshop practice

The Mercedes Sprinter W910 Remote Key Control Unit Set will prove useful as a source of components for:

• repairing controllers with damaged connectors or housings,
• comparative analysis of signals and printed circuit board topologies,
• training in the field of Mercedes automotive electronics, where real modules are needed for practice.

Thanks to this, the product can be a valuable addition to the technical facilities of a workshop that deals with advanced diagnostics and repair of electronics in commercial vehicles.

If you are planning a comprehensive repair or upgrade of the control electronics area in your Mercedes and need other elements from the same group, such as comfort modules, body controllers, or security system management units, check the available parts in the Mercedes electronic control modules and controllers category.

Substantive support and knowledge development

Working with electronic modules requires up-to-date knowledge of the system architecture of various brands. To better understand the importance of original components in maintaining the character of the vehicle and its multimedia and comfort systems, it is worth reading the article on our blog: Audi and emotions in their purest form. How do used parts help maintain the brand's DNA?. Although the text concerns a different brand, it well illustrates how important properly selected modules and OEM elements are in modern cars.