Mercedes C205 Front Bumper PDC Parking Sensor Harness Wiring Cable A2055404191

The Mercedes C205 Front Bumper Parking Sensor Harness is an original wiring harness designed to operate the front PDC system. It ensures a stable electrical connection between the parking sensors and the control module, which translates to precise operation of the parking assistant. Thanks to its factory geometry and OEM connectors, the harness is perfectly matched to the bumper's construction, facilitating service and replacement of damaged wiring.

Specifications and technical data

• SKU: A2055404191
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055404191
• Substitutable numbers: A2055404191, A 205 540 41 91
• Location on the vehicle: Front
• Category: Parking Sensors

Purpose and Function in the Vehicle

The presented harness is a component of the Parking Sensors system in Mercedes C-Class C205 models, installed in the front bumper area. It is responsible for transmitting signals from the ultrasonic sensors to the vehicle's electronics, enabling the generation of acoustic and visual warnings during maneuvering. A correctly selected harness eliminates issues with signal interruption, PDC system errors, and random parking assistant shutdowns.

Construction and Installation Fit

The harness is designed as an OEM component, with factory-fitted connectors dedicated to the parking sensors and the vehicle's main wiring. The appropriately selected wire length, mounting point placement, and cable routing allow the harness to be routed precisely in the original locations in the front of the vehicle, without stress or risk of abrasion. This solution minimizes the possibility of mechanical damage and system malfunctions.

By maintaining the original electrical specifications, the harness ensures proper conductivity and shielding parameters, which are crucial for the correct operation of sensors in the electromagnetic interference conditions typical for the front compartment of a vehicle.

Benefits of Using an Original PDC Harness

Using the factory parking sensor harness in a Mercedes C205 offers a range of practical service and user benefits:

• secure fit to the front bumper and factory mounting points,
• preservation of full PDC system functionality without the need for installation modifications,
• reduced risk of control unit errors resulting from incorrect resistance or poor connections,
• easier parking system diagnostics due to compliance with the factory wiring diagram.

This solution is particularly beneficial for collision repairs, bumper replacements, or when wiring is damaged due to corrosion or mechanical interference.

Condition and Service Application

This item is a used part from a dismantled vehicle, offered for economical repair of the PDC system while maintaining original manufacturing quality. The harness is suitable for both replacing damaged wiring and for completing the front parking sensor installation when the factory wiring is missing.

Technical Support and Part Number Selection

When selecting a harness for a specific body version and equipment, it is important to pay attention to compliance with the manufacturer's designations and the vehicle's PDC system configuration. In practice, this means verifying the part number, body version, and sensor arrangement in the bumper to avoid installation and compatibility issues.

If you want to learn more about selecting and installing used electronic components in cars, including sensors and wiring harnesses, check out our guide: Used Automotive Electronics Onboard – Why Choose Second-Hand ECUs and Sensors?

If you are planning a comprehensive repair or upgrade of the front bumper area and parking assistance system in your Mercedes and need other parts from the same group, such as additional harnesses, PDC sensors, or mounting elements, check the available parts in the category Mercedes Parking Sensors.