Check the listing for details. For Citroen Jumpy C6 Car Radio Adapter Steering Wheel Buttons With Pdc Function. Condition: New, Made in Germany. Listed at 168.63 USD. Can-Bus car radio and steering wheel button adapter with setting of the on-board computer and additional speakers for transmitting the PDC (parking aid) warning tones. For all other radio brands an additional charge of €20 is necessary as we have to make adjustments. In this case, please write us the radio brand and type in the comments field when checking out or send us a direct eBay message. an MQ-RD6 with a monochrome display and a central rotary control manufactured by Clarion (but then without setting the vehicle functions or of the on-board computer). In vehicles with ECO mode, the continuous + line in the vehicle switches off after approx. 15 minutes off. This causes an aftermarket radio to lose its saved settings. In this case you have to connect the continuous + cable directly t.