Complete kit for upgrading the original PDC Parking aid for Audi A6 4B This cable set connects the PDC control unit to the horn and the central electrical system Scope of delivery: Cable set Notes: To use all the features of the rear PDC system, you will need two more cable sets: Cable harness for the rear sensors (part no. 33890) Cable harness for the PDC controller to the central electronics (part no. 33891) To add all the features of the front PDC system, you will need two more cable sets: Cable harness for the front sensors (part no. 33889) Cable harness for the Park Pilot controller (part no. 34515) The AUDI A6 4B is equipped with PDC at the front and rear