Mercedes W204 Parking Sensor PDC Distance Front Polar Silver Metallic - 761

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes W204 Parking Sensor PDC Distance Front Polar Silver Metallic - 761 is a factory-original parking assistance system component, designed for installation at the front of the vehicle. Thanks to its precise operation and perfect fitment with the Mercedes PDC system, it ensures stable performance of the parking assistant and improves maneuvering comfort in tight spaces. Finished in Polar Silver Metallic - 761, it blends harmoniously with the body lines, maintaining a consistent look for the bumper.

Specifications and technical data

• SKU: A2125420018-PLS
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2125420018
• Substitutable numbers: A2125420018, A 212 542 00 18, 0 263 003 616, 0263003616
• Location on the vehicle: Front
• Color: Polar Silver Metallic - 761
• Category: Parking Sensors

Purpose and function in the PDC system

The offered sensor belongs to the Parking sensors category and works with the factory PDC system in Mercedes models. Mounted in the front part of the vehicle, it is responsible for detecting obstacles located directly in front of the bumper, transmitting a signal to the control unit and the acoustic or visual warning system.

A properly functioning PDC sensor is an essential element of operational safety – it reduces the risk of minor parking collisions, facilitates precise maneuvering near obstacles, and supports the driver in tight spaces.

Mounting parameters and visual fitment

The sensor is designed for installation in the front body zone, within the factory parking system socket. The design, prepared for installation in a Mercedes, allows for maintaining the correct operating geometry relative to the bumper and the ground, which translates into the proper obstacle detection angle.

The finish in Polar Silver Metallic - 761 allows for aesthetic integration of the component into the painted surface of the bumper. As a result, the sensor does not disrupt the body lines after installation and does not require additional masking, which is particularly important when maintaining a consistent vehicle appearance.

Operational characteristics of the used component

The presented parking sensor is a used component, which in practice means a favorable compromise between cost and functionality. Such components usually come from the disassembly of fully functional vehicles, thanks to which they retain their original operating characteristics and compatibility with the Mercedes electrical installation.

Choosing a used PDC sensor is a frequently used solution for servicing parking assistance systems – it allows for restoring full system functionality without the need to invest in a new part, while maintaining factory specifications.

Integration with the Mercedes system

The sensor has been designed to work with Mercedes onboard electronics, which facilitates integration with the existing wiring harness and the PDC control unit. The appropriate housing geometry and factory connector allow for installation in place of the original component without the need for any wiring modifications.

Such a solution promotes quick service – after proper seating in the bumper and connection to the installation, the sensor can be included in the diagnostic procedure and then put into operation within the parking assistance system.

System expansion and selection of other components

If you are planning a comprehensive repair or upgrade of the bumper zone in your Mercedes and need other elements from the same group, such as additional sensors, mounting elements, or mounting covers, check the available parts in the Mercedes parking sensors category.

When deciding to use a used component in the PDC system, it is worth familiarizing yourself with practical tips regarding the selection of electronics from disassembly – a detailed discussion of the topic can be found in the article The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, which explains what to look for when choosing such components.