Mercedes SLK R170 Convertible Top Roof Contact Limit Switch Sensor A1708201110

Mercedes SLK R170 Convertible Top Roof Contact Limit Switch Sensor is a precision component of the convertible top control system, responsible for the reliable detection of the mechanism's limit positions. It provides the vehicle's electronics with a clear signal regarding the roof's position, ensuring the proper operation of the entire opening and closing system. This solution is particularly important for troubleshooting and restoring the full functionality of the convertible roof in the SLK R170 model.

Specifications and technical data

• SKU: A1708201110
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1708201110
• Substitutable numbers: A1708201110, A 170 820 11 10
• Category: Convertible Tops & Parts

Purpose and function in the convertible top system

The offered item is a convertible top position sensor used in the roof control system of the Mercedes SLK R170 generation. Its task is to transmit information to the control module about the roof structure reaching a specific position, which enables:

• control of the roof opening and closing sequence,
• protection against overloading of actuators and mechanisms,
• proper stopping of the roof movement at limit positions,
• reduction of the risk of mechanical damage resulting from an incorrect position.

A functional limit switch is crucial for the stable operation of the entire roof system, especially in vehicles operated in varying weather conditions.

Benefits of using an original Mercedes component

As an original Mercedes component, the sensor is structurally matched to the electrical and mechanical installation of the SLK R170 model. This means:

• factory connectors and mounting geometry,
• compatibility with the logic of the factory roof controller,
• stable electrical parameters within typical load ranges,
• easier diagnostics based on the manufacturer's service procedures.

Using an original sensor in the Convertible tops and parts system helps reduce the risk of controller errors, roof failure messages, and incomplete closing of the structure.

Performance and installation characteristics

The item comes from a used vehicle, which in practice means it is a part with verified functionality under real operating conditions. In the case of limit switches, this is significant because:

• mechanical and electrical contact has already been verified in operation,
• the component maintains proper responses to changes in the roof mechanism position,
• it can be used both for repairs and for comparative diagnostics.

During installation, it is recommended to maintain the original wiring routing and precisely adjust the sensor position relative to the triggering element to ensure repeatable switching at the correct points of roof movement.

Using a used sensor in service practice

For systems such as the convertible top in the Mercedes SLK R170, used electrical components are often a rational service choice. They allow for:

• reducing repair costs while maintaining compliance with the factory design,
• quick replacement of the component as part of a cross-test for hard-to-diagnose faults,
• restoring full roof functionality without interfering with the vehicle's installation.

If you want to better understand the specifics of the second-hand parts market and make informed purchasing decisions, check out the article Used car parts: Myths and facts you need to know, which discusses the most common concerns and real benefits of choosing verified used components.

Expansion and service of the roof system in Mercedes SLK

If you are planning a comprehensive repair or upgrade of the convertible top area in your Mercedes and need other elements from the same group, such as actuators, guides, or additional position sensors, check the available parts in the Convertible tops and parts Mercedes category.

Well-matched components from the same functional group allow for maintaining the consistency of the entire system, reducing the number of return visits to the service center, and ensuring predictable roof behavior in daily use.