Since hooking up my P4200 in December, i had bought a relay setup from eBay that I got wired in flawlessly. As of a week ago, I really wanted to look into that Pioneer CD-MC20 Auto-EQ Microphone for Audio/Video Receivers; so I purchased one.
When I went to try to use it, I didnt know that the Pioneer unit has to be off "SOURCE OFF". Now once it is off, and technically not connected how it was intended to be, the unit thinks the car is in motion and "doesnt feel" the parking brake to be engaged; obviously since it really isn't.
I remember reading about other's using a switch before the
