Mercedes W164 Front Bumper Parking Sensor PDC Distance Ultrasonic A0045428718

Mercedes W164 Front Bumper Parking Sensor PDC Distance Ultrasonic is a component from the Parking sensors category, designed to operate within the factory PDC system of this model. The offered component is an original Mercedes solution, which ensures proper compatibility with the vehicle's electrical installation and correct operation of the parking assistance system.

Specifications and technical data

• SKU: A0045428718-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0045428718
• Substitutable numbers: A0045428718, A 004 542 87 18
• Location on the vehicle: Front
• Category: Parking Sensors

Purpose and function in the vehicle

The presented sensor is dedicated for installation in the front part of the vehicle, within the bumper, where it is responsible for ultrasonic measurement of the distance from obstacles. It works with the factory PDC module, transmitting a signal to the acoustic and visual warning system, which facilitates maneuvering in tight spaces and reduces the risk of body damage.

Due to its fitment for the specific Mercedes W164 platform, the sensor maintains the correct mounting geometry and operating angle, which translates into stable, repeatable distance readings and predictable behavior of the driver assistance system.

Construction and operating technology

The element uses ultrasonic technology, generating and receiving waves reflected from obstacles located in front of the vehicle. The integrated electronics process the signal and transmit it to the PDC controller, which then manages the warning signals. The sensor's construction is prepared for operation in outdoor conditions – in a zone exposed to moisture, temperature changes, and road debris.

The housing is compact, which facilitates installation in the bumper socket, and the appropriately selected electrical connector ensures a secure contact with the vehicle's wiring harness. Thanks to this, the sensor can work stably under typical operating conditions of an SUV passenger car.

Condition, fitment, and installation

The offered parking sensor is a used item, which allows for an economical repair of the PDC system while maintaining the manufacturer's original specifications. Before installation, it is recommended to verify compatibility with your specific vehicle and check the electrical installation for any mechanical damage or contact corrosion.

In practice, installation involves seating the sensor in the appropriate front bumper socket and connecting it to the factory wiring harness. After installation, it is worth performing a test of the parking system – both in terms of acoustic response and any visualization on the display, to confirm proper cooperation with other system components.

Benefits of using an original Mercedes sensor

Using an original sensor in the PDC system brings a number of practical benefits:

• maintaining the factory performance characteristics of the parking assistance system,
• secure fitment to the bumper and electrical harness without the need for modifications,
• consistency with other safety and comfort system elements in the vehicle,
• the ability to restore full PDC functionality after the failure of a single sensor.

For the user, this means more predictable maneuvering, better control over the vehicle in tight spaces, and a reduction in the risk of minor parking collisions.

System expansion and knowledge about used electronics

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

When choosing components from the secondary market, it is worth knowing the basic principles of selecting and testing vehicle electronics. Practical tips on when it pays to reach for used modules and sensors can be found in the article: The second life of electronics – when is it worth opting for used engine controllers, comfort modules, and parking sensors?