Audi Q7 4L Rear PDC Ultrasonic Parking Sensor Phantom Black LZ9Y 3C0919275P

Audi Q7 4L Rear PDC Ultrasonic Parking Sensor Phantom Black LZ9Y in Phantom Black - Z9Y is a precise component of the parking assistance system, designed for installation in the rear area of the vehicle body. Based on ultrasonic technology, the sensor works with the factory PDC system, providing the driver with clear information about obstacles behind the vehicle and improving the comfort of maneuvering a large SUV.

Specifications and technical data

• SKU: 3C0919275P-PHB
• Mark: Audi
• Condition: Used
• OEM Part Number: 3C0919275P
• Substitutable numbers: 3C0919275P, 3C0 919 275 P
• Location on the vehicle: Rear
• Color: Phantom Black - Z9Y
• Category: Parking Sensors

Purpose and function in the vehicle

The presented item belongs to the Parking sensors group and is dedicated to installation in the rear part of the vehicle. Its task is to generate and receive ultrasonic waves, and then transmit the signal to the PDC system controller. Based on this, the system calculates the distance from obstacles and informs the driver via acoustic or visual signals on the dashboard display.

Placement in the rear area of the body allows for effective monitoring of the area behind the car during reversing, parallel parking, and maneuvers in limited spaces. As a result, the sensor helps reduce the risk of minor parking collisions and damage to the bumper or tailgate.

Performance parameters and fitment

The sensor has been designed for integration with the vehicle's factory electrical and electronic installation, which promotes stable operation of the PDC system. The housing in Phantom Black - Z9Y allows for aesthetic integration into the rear bumper, especially in vehicles with a similar paint finish, reducing the visibility of the element against the bodywork.

As a part sourced from dismantling, the sensor is a reasonable choice for users looking for an original solution at an attractive price, while maintaining compatibility with the factory parking assistance system architecture. Proper fitment for a specific vehicle configuration should be verified based on the manufacturer's markings and the specifications of the PDC system used in the given unit.

Benefits of using an ultrasonic parking sensor

The use of a rear PDC sensor in a large SUV translates into a number of practical advantages:

• better control over the space behind the vehicle when reversing,
• support when parking in tight spaces,
• reduction of the risk of contact with low obstacles invisible in the mirrors,
• maintaining the consistency of the factory parking assistance system operation.

For the user, this means more predictable vehicle behavior during maneuvers and greater comfort in daily operation, especially in urban conditions.

Installation area and service aspects

The sensor is intended for installation in the rear part of the body, in a properly prepared bumper socket. Correct installation requires maintaining the proper operating position and correct connection to the wiring harness so that the ultrasonic signal is not disturbed by body elements or dirt.

When replacing, it is recommended to:

• check the condition of the mounting socket and seals,
• verify the wiring harness for mechanical damage,
• check the correct operation of the PDC system after installation (functional test).

Parking assistance system expansion and technical knowledge

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

When selecting used electronic components – including PDC sensors – it is worth being guided not only by the manufacturer's markings but also by hardware and software compatibility with the vehicle's system. A detailed discussion of selection principles, compatibility verification, and practical installation tips can be found in the guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?

Summary

Audi Q7 4L Rear PDC Ultrasonic Parking Sensor Phantom Black LZ9Y in Phantom Black - Z9Y is a functional element of the parking assistance system, designed for the rear zone of the vehicle. It provides precise obstacle detection, supports safe maneuvering of a large car, and allows for consistency with the factory PDC system, representing a practical service solution for users who value original components.