Specific wiring for retrofitting the PDC (Park Distance Control) This harness connects the PDC control unit to the dashboard switch and the front bumper harness. Scope of delivery: Wiring harness Note: To use full functionality of the front PDC system, you will need two more sets of cables: Harness for the front sensors (Part ID 33899) Harness for the Park Pilot controller (Part ID 34515) To add full functionality of the system Rear PDC, you will need two more sets of cables: Harness for the rear sensors (part ID 33890) Harness for the Park Pilot controller (part ID 33891) The AUDI A6 4B is equipped with PDC at the front and back