hardwiring

I know there are a few forums posted but didn't really find my answer I was looking for. I'm new to wiring and really doing anything to my car. I opened the fuse box and saw that I am missing the fuse that would be in the 11th slot where most ppl recommend plugging the add a circuit into. Can I...

Hey folks! I have a 2015 Mazda3 s GT, 5-door. I'm adding a dash cam. I have the cable to hard-wire it for power. This also has a rear camera (more about that later) so I will be running a wire along the windshield and through the side of the dash trim but I am sorely tempted to access the...

I'm mounting my radar detector to the mirror and trying to run power down from the map lights, but as far as I can tell with my voltmeter, all the wires except for the green one and the purple one are hot all the time, whether the car is on or off. Any help on which wire to splice into so...

Has anybody hardwired a dashcam to their Mazda3? I'm looking to get this done soon. I'm also a complete noob at car modding, so I have a good amount of trepidation. Once I have it done I promise to post a how-to guide :wink: **EDIT (7/10/15)** I felt like I just barely managed to flub...

Yesterday morning, battery completely dead from sitting all weekend. This is the second time this has happened. Took it to Mazda dealer this first time and they said everything checked out ok must have hit the start button a second time when stopping the engine and drained the battery. Took it...