how to install the aux in a panasonic cq-df802u car stereo?
I have an aux source on my car stereo but the aux port is not in the front so I'm thinking it might be in the back. I want to use it for my mp3 player and iPod so I don't know if I need extra wires or if I need to take my car to a professional to have
well, if you installed the stereo yourself, simply take it out and plug your cord in the rear aux input and just leave it there when you want to use it, or if someone else did it (friend, store.. ect) get them to do it for you.
Hope this helps
How to hook up a Pocket PC (or anything else that has a line out) to your 
Roadmaster's VR3 VRCD400SDU car stereo. Not only does it do aux i (so you can use just about any portable audio player imaginable), but Roadmaster were also thoughtful enough to include an SD slot, USB port, and remote control for playing back MP3 and WMA tracks.
There are plenty of options for connecting an iPod to a car stereo--increasingly, car makers themselves are offering full iPod control as an aftermarket add-on. But if you're like me and own multiple MP3 players, most of which won't work with the specialized iPod conn
Car Stereo: 3.5MM JACK CAR AUDIO AUX AUXILIARY CABLE FOR IPOD TOUCH