Mercedes W205 Rear Bumper PDC Parking Control Sensor Harness Wiring A2055400841

Mercedes W205 Rear Bumper PDC Parking Control Sensor Harness Wiring is an original electrical system component responsible for the precise connection of PDC sensors to the control module. Thanks to its factory-fit design for the W205 body, it ensures stable operation of the parking system and proper cable routing in the rear of the vehicle. This solution is intended for users who expect consistency with the factory installation and wish to restore the full functionality of the parking assistant.

Specifications and technical data

• SKU: A2055400841
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055400841
• Substitutable numbers: A2055400841, A 205 540 08 41
• Location on the vehicle: Rear
• Category: Wiring Harnesses, Cables & Connectors

Purpose and function in the vehicle

The presented harness belongs to the Wires, harnesses, and connectors category and is designed to operate in the rear body section, within the bumper area. It is responsible for transmitting signals from the PDC parking sensors to the vehicle's electronics, which enables proper detection of obstacles behind the car and the generation of acoustic and visual warnings.

Its placement in the rear zone allows for seamless integration with factory mounts and cable guides in the Mercedes C-Class W205 generation, without the need for modifying the installation or interfering with the original body harness.

Construction and compatibility with the PDC system

The harness has been constructed as a dedicated parking system component, with appropriately positioned branches for the PDC sensors in the rear bumper. The connectors used are prepared for compatibility with factory sensors and the vehicle's installation, which facilitates assembly and reduces the risk of connection errors.

By maintaining the original cable geometry, section lengths, and connector placement, the harness allows for:

• proper cable routing along the bumper structure,
• preservation of factory mounting points,
• minimization of mechanical stress and the risk of insulation abrasion,
• stable connection with the existing vehicle electrical system.

Benefits of using an original Mercedes harness

Using an original harness in a Mercedes W205 allows you to maintain the consistency of the entire PDC system and avoid problems typical of universal solutions. This is particularly important in vehicles equipped with advanced driver assistance systems, where signal quality and connection reliability have a direct impact on user comfort.

Key advantages include, among others:

• Factory fit for the W205 body – no need to modify the installation or use adapters.
• Consistency with the original PDC system – maintaining proper communication with the control module.
• Predictable electrical system behavior – compliance with Mercedes service documentation and wiring diagrams.

Component condition and service application

The offered harness is a used component, making it an attractive service solution for users seeking a compromise between repair costs and maintaining the vehicle's original specifications. It is suitable both for replacing a damaged installation after a rear-end collision and for restoring the parking system's functionality after wire or connector failure.

In practice, the harness can be used as a direct replacement for the factory component in vehicles where the PDC system has ceased to function due to mechanical damage or corrosion of connections in the rear bumper area.

Expanding the installation within the rear bumper

If you are planning a comprehensive repair or upgrade of the rear bumper zone in your Mercedes and need other components from the same group, such as additional harness sections, connectors, or sensor adapters, check out the available parts in the Mercedes Wires, harnesses, and connectors category.

For drivers interested in the wider use of used parts in the automotive industry, including vehicles of other brands, practical tips on selecting and installing second-hand components may be useful – you can find them in the article Audi on second-hand parts – tuning and repairs without losing quality.