Mercedes SLK R170 W202 W210 Module Control Unit SRS Sensor ECU Bosch A0018200826

Mercedes SLK R170 W202 W210 Module Control Unit SRS Sensor ECU is a specialized component from the Electronic control modules and controllers category, designed for the SRS airbag system in selected Mercedes models. This used control unit allows for an economical yet professional repair of the passive safety system, while maintaining factory operating logic and communication with the vehicle's electrical system.

Specifications and technical data

• SKU: A0018200826
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0018200826
• Substitutable numbers: A0018200826, A 001 820 08 26, 0285001165, 0 285 001 165
• Category: ECUs & Computer Modules

Application and vehicle function

The presented SRS ECU module is responsible for monitoring and controlling the operation of airbags and seat belt tensioners in Mercedes SLK R170, W202, and W210 class vehicles. As the central control unit for the safety system, it analyzes signals from crash sensors, communicates with other controllers in the vehicle, and determines the activation of the appropriate SRS system components.

By maintaining the original electronic architecture, the module ensures proper cooperation with the vehicle's installation, wiring harness, and factory warning lights on the instrument cluster. This solution is particularly useful for post-accident repairs, SRS error diagnostics, and restoring full functionality to the safety system.

Benefits of using an original SRS ECU module

Choosing an original controller from the Electronic control modules and controllers category ensures compatibility with the vehicle's factory configuration. You receive a component designed specifically to work with Mercedes electronics, which reduces the risk of data bus communication issues and minimizes the need for installation modifications.

A used SRS ECU module is also a cost-effective solution – especially for older vehicle generations where purchasing a new unit may be uneconomical. When correctly matched to a specific vehicle version and properly configured, such a controller can effectively restore the efficiency of the SRS system while maintaining high reliability in daily use.

Selection, compatibility, and installation aspects

To ensure proper system operation, it is crucial to match the module to the specific Mercedes model and year, as well as the equipment configuration (number of airbags, tensioners, additional safety elements). In practice, this means verifying the controller's markings and compatibility with the vehicle's installation, as well as taking into account any differences between body versions.

During installation, it is recommended to use the services of a workshop equipped with an appropriate diagnostic tester to perform adaptation, clear stored SRS errors, and confirm proper communication between the module and other controllers. This approach increases safety and helps avoid the need for repeated disassembly.

Product condition and practical application

The offered item is in used condition, meaning it has been removed from a vehicle and may show signs of previous use, while retaining the functionality required for further operation. It is a reasonable choice for vehicle repairs where the priority is to restore the SRS system's efficiency at controlled service costs.

The module is suitable for both professional workshops dealing with Mercedes electronics and repair shops specializing in post-accident repairs. Thanks to its original electronic design, it can serve as a solid foundation for further configuration and diagnostics.

If you are planning a comprehensive repair or upgrade of the control electronics in your Mercedes and need other components from the same group, such as engine controllers, comfort modules, or ABS controllers, check the available parts in the Mercedes electronic control modules and controllers category.

Expert support and knowledge about used electronics

When choosing a used SRS controller, it is worth knowing the basic principles of selecting, programming, and diagnosing such components. Practical tips on purchasing and operating used electronic modules, including ECU controllers and other control units, can be found in the article: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?.