Deepgh412

I have a 2014 Fusion SE 2.5L I need help figuring out which fuses I can use from the fuse box underneath the steering wheel left foot area I'm looking to tap a dash came into it I need a fuse that turns on with key and something that stays on when car is off mostly all the fuses I've tested have power with car off and I'm just not sure what I can't and cannot use please help