The factory CD changer stereo in my Toyota isn't playing burnt discs for some reason so I need some sort of solution. It also has a minidisc player but I'd rather not use such an obsolete format. There is no aux input jack but I seen this video that shows how to mod a Toyota CD player for aux input:
But I pulled mine apart and found it to be quite different on the inside, with no clear markings for aux input. Here are some photos of the mainboard when I had it apart

But I pulled mine apart and found it to be quite different on the inside, with no clear markings for aux input. Here are some photos of the mainboard when I had it apart