Mercedes W211 W220 Crash Sensor Left Right N/O/S A0025426918

Mercedes W211 W220 Impact Sensor Front Bumper Left Right is a component from the Electronic Control Units and Controllers category, designed to work with the factory safety system in Mercedes vehicles. This impact sensor is responsible for precisely detecting impacts in the bumper area and transmitting a signal to the airbag control unit.

Specifications and technical data

• SKU: A0025426918
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0025426918
• Substitutable numbers: A0025426918, A 002 542 69 18
• Location on the vehicle: Right, Left
• Category: ECUs & Computer Modules

Purpose and Function of the Impact Sensor

The impact sensor for Mercedes W211 and W220 models works with the airbag system, forming an essential part of the passive safety system. Its task is to quickly recognize overload during a collision and transmit a signal to the control unit, which decides on the deployment of airbags and seatbelt pretensioners.

This component is mounted on the right or left side of the vehicle, in the bumper area, allowing for accurate representation of the impact force and direction. This enables the safety system to react in a manner tailored to the actual conditions of the road incident.

Key Technical and Installation Features

The sensor belongs to the group of Electronic Control Units and Controllers, therefore its correct operation directly affects the performance of the entire SRS system. The design is prepared for cooperation with the factory Mercedes installation, which facilitates assembly and reduces the need for additional modifications.

• Designed for Mercedes premium class vehicles (W211, W220) with a factory airbag system.
• Can be installed on the right or left side, according to the specific car configuration requirements.
• Electronic design adapted to the Mercedes installation architecture, promoting stable cooperation with the main controller.
• Solution designed for rapid response to overloads occurring at the moment of impact.

Benefits of Using an Original Mercedes Module

Using an impact sensor dedicated to Mercedes W211 and W220 allows for maintaining the integrity of the entire safety system. Proper adaptation to the installation and control unit software minimizes the risk of errors, warning messages on the dashboard, and incorrect airbag deployment.

Key advantages include:

• Compatibility with the factory SRS system – the sensor works with original control units and wiring harnesses.
• Stable operation under road conditions – resistance to typical mechanical and thermal loads in the bumper area.
• Ability to restore full safety system functionality after accident repairs.

Product Condition and Practical Application

The offered Mercedes impact sensor is a used part, allowing for economical restoration of the safety system's functionality while maintaining appropriate quality. This type of component is particularly useful for accident repairs when it is necessary to replace sensors in the bumper area, and at the same time, a reasonable service cost is important.

Before installation, it is recommended to verify the correctness of the electrical installation and perform computer diagnostics of the SRS system to confirm proper communication between the sensor and the control unit. This will effectively eliminate errors and restore the system's full functionality.

Mercedes Electronic Control Units and Controllers – Expanded Offer

If you are looking for other Mercedes Electronic Control Units and Controllers for your car, check out our dedicated category: Mercedes Electronic Control Units and Controllers. You will find a wide selection of electronic components tailored to various models of this brand.

More About Electronic Modules in Modern Cars

Modern vehicles, such as Mercedes, BMW, and other premium brands, rely heavily on the cooperation of numerous electronic controllers and modules. For comfort and multimedia systems, an article describing the operation and repair of premium segment components in BMWs can be a good addition to your knowledge. We encourage you to read the blog post: Years of Driving Pleasure – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models, which discusses a practical approach to using salvaged parts in electronic systems.