Description
The Mercedes C118 W177 W247 Rear Right Wheel Speed Sensor Harness is an original component of the ABS Speed Sensor system, designed for the rear right axle of Mercedes vehicles. It ensures accurate reading of wheel rotational speed, contributing to the stable operation of the ABS, traction control, and other safety-enhancing systems.
Specifications and technical data
- SKU: A2475401000
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A2475401000
- Substitutable numbers: A2475401000, A 247 540 10 00
- Location on the vehicle: Rear, Right
- Category: ABS Speed Sensors
Application and Function in the ABS System
The presented wheel speed sensor harness is dedicated for installation on the rear right side of the vehicle. It is responsible for precisely transmitting the signal from the wheel to the ABS control unit, allowing for rapid system response during emergency braking, starting on slippery surfaces, or when the stability control systems are active.
This component is particularly crucial in modern Mercedes vehicles, where the wheel speed sensor signal is utilized not only by the ABS but also by advanced driver-assistance systems. A functional harness with a sensor helps reduce dashboard error messages and ensures predictable vehicle behavior in challenging road conditions.
Compatibility and Fit for Mercedes Models
The harness has been designed for the C118, W177, and W247 platforms, ensuring a precise fit for the specific body geometry and wiring routing in these models. The appropriately shaped harness and factory connectors allow for installation in original mounting points without the need for electrical system modifications.
By using an original Mercedes solution, correct electrical parameters and compatibility with the factory ABS control unit are maintained. This is especially important for vehicles equipped with advanced safety systems, where the quality of the wheel speed sensor signal directly impacts the entire braking system’s performance.
Performance Characteristics and Benefits of Use
Choosing the original rear right wheel speed sensor harness for your Mercedes offers a range of practical benefits:
- Ensures proper cooperation with the factory ABS control unit and stability control systems,
- Provides accurate wire length and connector fitment for the specific axle and side of the vehicle,
- Reduces the risk of errors related to incorrect wheel speed readings,
- Enables the restoration of full braking system functionality after damage to the original sensor or harness.
This component, part of the ABS Speed Sensor category, is key for diagnosing faults related to illuminated ABS or ESP warning lights. Replacing a damaged harness with a sensor with a functional unit often helps avoid more costly repairs within the entire braking system.
Component Condition and Installation Aspects
The product is offered as a used part, providing a cost-effective solution while maintaining compliance with factory Mercedes specifications. Such components are often chosen for post-accident repairs, replacement of damaged wheel-side wiring, or restoring system functionality after corrosion of wires and connectors.
Installing the rear right wheel speed sensor harness involves standard service procedures: removing the old component, cleaning mounting points, and correctly routing the wire according to factory clips. A properly installed sensor allows for quick clearing of control unit errors and restoration of full ABS system functionality.
System Expansion and Additional Resources
If you are planning a comprehensive repair or upgrade of the braking area in your Mercedes and require other parts from the same group, such as additional sensors for other wheels, wheel arch harnesses, or signal wires to the control module, check the available parts in the Mercedes ABS Speed Sensor category.
When selecting used powertrain components and related sensors, it is advisable to follow proven service guidelines. Practical tips for assessing component condition, recognizing signs of wear, and making safe purchases can be found in the article: Second-hand differentials – what you should know about used differentials, sensors, and drivetrain systems.
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