Mercedes W211 Steering Wheel Angle Slip Ring Indicator Stalk Switch A1715450332

Mercedes W211 Steering Wheel Angle Slip Ring Indicator Stalk Switch is an original steering column control unit component, responsible for the precise transmission of signals from the stalks and the steering angle sensor to the vehicle's systems. This component from the Switches, control elements and ignition locks group ensures proper cooperation with, among others, the ESP system, power steering, and comfort functions, which translates into stable and predictable vehicle handling.

Specifications and technical data

• SKU: A1714640918-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1714640918
• Substitutable numbers: A1714640918, A 171 464 09 18, A1715450332, A 171 545 03 32
• Category: Switches & Controls

Function and application in the steering system

The described assembly combines several key functions in one housing: operation of the steering column stalks, the slip ring, and the steering angle sensor. Thanks to this module, the safety and comfort systems in the Mercedes receive accurate information about the steering wheel position and control signals from the switches, which is essential for the proper operation of electronic stability control, power steering, and advanced electronic functions.

A properly selected and functional combination switch is particularly important for:

• diagnosing errors related to ESP or steering system warning lights,
• problems with the operation of steering column stalks,
• after collisions or steering column replacement.

Assembly construction: slip ring and steering angle sensor

The design features an integrated slip ring that allows for the safe routing of electrical signals between the stationary steering column and the rotating steering wheel. The same housing contains the steering angle sensor, responsible for transmitting information about the current steering wheel position to the control units. Such a combination in a single module reduces the number of connections, improves reliability, and facilitates maintenance.

Thanks to the factory design, the module maintains the correct mounting geometry on the column, which is crucial for the proper calibration of the sensor and the stable operation of the vehicle's electronic systems.

Benefits of using an original pre-owned component

Choosing an original Mercedes component from dismantling allows you to maintain full compatibility with the factory electrical installation and control unit software. The module is designed specifically for the W211 platform, ensuring it fits factory mounts and wiring harnesses without the need for modifications or the adaptation of non-factory solutions.

A used component of this type is a reasonable compromise between cost and quality – especially in the case of advanced body electronics, where fitment and proper communication with the vehicle's bus are more important than the visual freshness of the part. A properly selected module allows for the restoration of full functionality of the steering system and auxiliary systems without overstretching the service budget.

Professional selection and integration with other systems

Due to its connection with safety and comfort systems, the selection of the correct combination switch with a slip ring and steering angle sensor should take into account the specific equipment of the given Mercedes model. The module works with body electronics, steering system controllers, and stability systems, which is why it is important to maintain compatibility with the vehicle's factory configuration.

To better understand the advantages of using original components from dismantling in cars of this brand, it is worth reading the guide on our blog: Used parts for Mercedes – original components from dismantling, which describes the practical aspects of selecting and operating such elements.

Expansion of the steering system in a Mercedes

If you are planning a comprehensive repair or upgrade of the steering column area in your Mercedes and need other elements from the same group, such as stalks, steering column control modules, or ignition lock components, check the available parts in the Mercedes switches, control elements and ignition locks category.

Additional information on when it is worth reaching for used automotive electronics is also provided by the article: The second life of electronics – when is it worth choosing used modules and sensors, which discusses practical selection criteria and issues related to the reliability of such solutions.