I know its old but here's my aux input mod
http://www.mazdas247.com/forum/showthread.php?123778905-Latest-recommended-options-for-Aux-input&p=5456180&viewfull=1#post5456180
dishe,
I have no buzzing/hissing noise when listening on my ipod or iphone or my nokia 5800. I mounted mine near the shifter just for personal preferences, I was thinking of the cassette area but there were giant ribs in the back so it would have made it difficult for me. Anyways attach is were...
Confirming this mod does work! (headbang) The only thing I didn't use a resister.
I haven't fully tested for radio interference or whining noise from the engine, but I will once i change my headphone wires.
my install:
Wired up
Installing
Sorry but I don't have picture of it located...
Year: 2007
Location:Torrance, Ca
Trim:Sports
Tranny: Auto
Any extra accessories:n/a
Sale Tax Rate: %9.25
Price you paid for your Mazda5(including tax, title, fees):11,748