Rate Sensor Mercedes W212 ESP Yaw Rotation Control Unit Module A0055422618

MERCEDES W212 ESP Sensor Module is a component from the Electronic Control Units and Controllers category, responsible for the precise operation of the vehicle's Electronic Stability Program in the rear section. This solution is designed for discerning users who expect proven electronics tailored to the specifics of Mercedes models. Thanks to its factory design, the module cooperates predictably and stably with safety systems.

Specifications and technical data

• SKU: A0055422618
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0055422618
• Substitutable numbers: A0055422618, A 005 542 26 18
• Location on the vehicle: Rear
• Category: ECUs & Computer Modules

Purpose and Function of the ESP Module

The ESP sensor module in the Mercedes W212 is responsible for analyzing the vehicle's motion parameters and transmitting signals to the control systems, enabling active correction of the driving path. Its placement in the rear of the car ensures accurate representation of the body's behavior during acceleration, braking, and emergency maneuvers.

As a safety system component, the module collaborates with other vehicle controllers, supporting stability in corners, on slippery surfaces, and during sudden changes in rear axle load. Proper calibration and adaptation to the specific Mercedes W212 platform translate into predictable ESP system response.

Construction and Fit for Mercedes W212

The presented sensor belongs to the group of Electronic Control Units and Controllers designed specifically for Mercedes' electrical architecture. The housing and connectors are prepared for installation in the factory-designated location at the rear of the vehicle, which facilitates servicing and reduces the risk of installation errors.

Key construction features:

• dedicated placement in the rear of the body,
• compatibility with the W212 platform's electrical system,
• designed for factory mounting points.

Thanks to this, the module can be integrated into the existing system without the need for wiring modifications or additional adapters, while maintaining proper communication with other controllers.

Benefits of Using a Used ESP Module

Choosing a used ESP sensor for the Mercedes W212 is a sensible solution for drivers who want to maintain the full functionality of the stability system at controlled service costs. A properly selected module allows you to:

• restore the correct operation of the ESP system after failure of the original component,
• maintain consistency with the vehicle's factory configuration,
• reduce the risk of software compatibility issues.

A used component from this category, selected by OEM number and vehicle parameters, is a technically sound alternative to new parts, especially for vehicles used intensively or in fleets.

Professional Selection and Installation

To ensure the correct operation of the system, it is recommended to select the ESP module based on the OEM number and the specific configuration of the Mercedes W212 model. Installation should be performed by a workshop experienced with Mercedes electronics, following procedures for disconnecting power, checking wiring harnesses, and potential adaptation in the controllers.

If you have any doubts regarding selection or installation, it is advisable to consult the practical tips described in the Global Parts guide: used automotive electronics – second-hand ECU modules and sensors, which discusses issues such as compatibility, selection by OEM number, and common service questions.

Other Mercedes Electronic Control Units and Controllers

If you are also looking for other Mercedes Electronic Control Units and Controllers tailored to your car, check out our dedicated category: Mercedes Electronic Control Units and Controllers. There you will find a wide selection of controllers and sensors designed for various models of this brand, which will facilitate comprehensive servicing of the vehicle's electronic systems.