Mercedes W176 Wheel Speed ABS Sensor Rear Left N/S A2469059402

The Mercedes W176 ABS Sensor Harness Rear Left is an original component of the ABS speed sensor system, designed for installation on the rear left axle of the vehicle. The harness ensures a stable electrical connection between the sensor and the car's wiring, which translates to reliable anti-lock braking system operation and improved braking safety.

Specifications and technical data

• SKU: A2469059402
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2469059402
• Substitutable numbers: A2469059402, A 246 905 94 02
• Location on the vehicle: Rear, Left
• Category: ABS Speed Sensors

Purpose and Function in the ABS System

The presented harness is a component dedicated to working with the rear left wheel speed sensor in Mercedes W176 models. It is responsible for transmitting the signal from the sensor to the brake system controller, enabling precise monitoring of wheel rotational speed and the correct operation of the ABS system and related stability control systems.

Thanks to its proper fit with the factory wiring, the harness allows for the preservation of the original braking system's operating characteristics, without the need for modifications or adaptations to the electrical system.

Construction and Mounting Fit

The harness has been designed for a specific location on the vehicle – rear, left side. The appropriate cable length, factory connectors, and routing as intended by the manufacturer facilitate installation and minimize the risk of mechanical damage during operation.

Key mounting features:

• dedicated connectors that fit the wiring in the Mercedes W176,
• designed to operate in underbody conditions (moisture, dirt, temperature changes),
• preservation of original mounting points and cable routing.

Benefits of Using an Original ABS Harness

Using an original ABS speed sensor harness on the rear left axle helps to reduce common problems associated with incorrect wheel speed readings, such as intermittent ABS errors, warning light illumination, or uneven operation of braking assistance systems.

The most important advantages include:

• stable signal from the sensor due to the correct electrical parameters of the cable,
• factory fit for Mercedes wiring,
• reduced risk of diagnostic errors resulting from unsuitable aftermarket replacements.

If you want to learn more about when it's worth considering aftermarket parts, check out our guide: why used car electronics and sensors can be a cost-effective choice.

Professional Selection and Operation

To ensure the correct operation of the ABS system after replacing the harness, it is recommended to install it according to the manufacturer's service procedures and to check the condition of the wheel speed sensor itself. A properly selected component from the ABS speed sensor category allows for the restoration of the system's correct operation without interfering with other braking system components.

If you are planning more extensive vehicle maintenance, it is also worth reading: most frequently replaced car parts and practical service tips, which will help you plan maintenance work economically and consciously.

Summary

The Mercedes W176 ABS Sensor Harness Rear Left is a solution designed for users who expect compatibility with the factory installation and predictable ABS system operation. Its proper fit for the rear left side of the vehicle, construction prepared for demanding underbody conditions, and preservation of the original system's parameters make this harness a functional choice for repairing or restoring the braking system's functionality.