For Audi A8 2002-2010 Ultrasonic PDC Parking Reverse Sensor Vehicle Model_R8 203 320 2189) in the

203 320 2189) in the product specification to help ensure correct compatibility before ordering

E Number (1633520501) in the product specification to help ensure compatibility before purchase

On a Peugeot 806

E Number: 3326 33

E Number (9678311280) in the product specification to help ensure compatibility before purchase

For Audi A8 2002-2010 Ultrasonic PDC Parking Reverse Sensor Vehicle Model_R8 203 320 2189) in theParking sensors, also known as PDC (Park Distance Control) sensors, are an important safety and convenience feature on your Audi A8, helping you detect nearby objects when manoeuvring or reversing. Ultrasonic parking sensors use high frequency sound waves to measure the distance between your vehicle and surrounding obstacles, providing audible warnings to assist with safe parking. The sensors emit sound pulses that are inaudible to the human ear.