Mercedes A C Class W169 W203 Steering Angle Sensor Slip Ring Squib A1694640618

Mercedes A C Class W169 W203 Steering Angle Sensor Slip Ring Squib is a precision steering system component responsible for accurately reading wheel position and transmitting information to the vehicle's electronic systems. As part of the Switches, control elements and ignition locks group, the sensor works with Mercedes' advanced electronics, supporting driving stability and the proper operation of driver assistance systems. Using an original component is a sensible choice for servicing premium class vehicles, allowing you to maintain the correct operating parameters of the steering system.

Specifications and technical data

• SKU: A1694640618
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1694640818
• Substitutable numbers: A1694640618, A 169 464 06 18
• Location on the vehicle: Rear, Right
• Category: Switches & Controls

Function and application of the steering angle sensor

The steering angle sensor in Mercedes W169 and W203 models is responsible for continuous measurement of wheel position relative to the vehicle's axis and transmitting this data to control units responsible for, among other things, driving stability. A properly functioning component is crucial for the correct operation of electronic systems that analyze steering wheel movement and react to changes in the driving path.

The placement on the vehicle specified as rear – right side means that the component works with the steering system in a specific body zone, which is important for diagnostics and planning replacement. This allows for precise selection of the part for a specific vehicle configuration and avoids compatibility issues.

Benefits of using an original control element

Choosing an original sensor from the Switches, control elements and ignition locks group allows you to maintain consistency of operating parameters with the factory Mercedes configuration. Electronic systems in these models are designed for specific signal characteristics, which is why using the correct component reduces the risk of errors in control units and malfunctions of assistance systems.

The main advantages of using this type of sensor in the steering system include:

• stable transmission of wheel position information to electronic systems,
• maintaining predictable vehicle behavior during maneuvers,
• reducing the risk of error messages related to the steering system,
• better cooperation with factory Mercedes control units.

Characteristics of the used component

The offered sensor belongs to the group of used parts, which allows for lower repair costs while maintaining the proper functionality of the steering system. Such components are often chosen for servicing premium class vehicles, where it is important to combine build quality with a reasonable repair budget. A used control element can be a good solution in a situation where the existing sensor generates errors, causes electronic system malfunctions, or requires replacement after a collision.

Thanks to maintaining the original design and purpose, the sensor is ready for installation in place of the factory element, without the need for installation modifications or additional alterations. This is a beneficial solution for workshops and users who expect a predictable service result.

Support for selecting and using used Mercedes parts

When choosing used control elements for a Mercedes, it is worth paying attention to compatibility with the specific body version and electronic system configuration. Proper component matching allows you to avoid adaptation problems and speeds up the installation process. Additionally, regular steering system diagnostics and monitoring of messages from electronic systems help to detect potential irregularities in sensor operation early.

If you want to better understand how to safely use original dismantled parts in cars of this brand and how to optimally plan repairs, check out the article Used parts for Mercedes – original dismantled components, which discusses a practical approach to servicing premium class vehicles.

Additionally, to maximize the trouble-free service life of electronics and other dismantled components, it is worth using the practical tips contained in the guide How to extend the life of used car parts, describing maintenance and operation methods for such elements.

Related Mercedes control elements

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