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  1. Clip or mount on driver side under dash

    2010-2013 Mazda 3 & Skyactiv How-To Guides
    I’m new to Mazda and can only do basic maintenance on most other vehicles. The other day while climbing out of the car I clipped something with my foot. After a quick search I found a wire with a chip and a light in the end of it the slide off. I was wondering what this thing does and how do I...
  2. Free fog light wires and switch...

    2014-2018 Mazda 3 Skyactiv Appearance & Interior
    Hello Mazda family. I'm giving away this. (Just pay for shipping!) I have a 2016 mazda 3, I bought a foglight kit via amazon for about 50usd and it came with this wire bundle. Since the 3rd generation Mazdas come pre wired I did not have to use it. I'm putting it on here since maybe somebody...
  3. RCA cables parallel to Sub Wires ok?

    Interior / Exterior
    The way I have my sub installed, there is a 3 foot run where the RCA cables to the amp run with the wires to the sub. They are going in opposite directions... Here is a diagram of what I mean. ----------------------------------------> AMP SUB <------------------------ Is...
  4. Front Bumper Fog Light Wires

    2014-2018 Mazda 3 Skyactiv Audio & Electronics
    Hey! So, I know on the 2015 version that it has the wires for the Fog lights pre-wired. I was looking in the area that you put the harness for the fog lights, and I found other wires there. These wires are in the upper corner closest to the center of the car after you have removed the fog...
  5. mazda 3 speaker harness has 4 wires?

    New Member Introduction & Forum News/Guide
    wanted to swap out the factory speakers on my 2010 3' sedan, 4 speakers/no bose... but the harness going into to the stock casing has four wires: purple, yellow-blue, white-green and solid green. the new speakers have only 2 terminals. i've identified the pos and neg, but don't know what to do...
  6. turn signal wires

    2014-2018 Mazda 3 Skyactiv Audio & Electronics
    Hey, does anyone know which wire is for the right and left turn signal under the hood in the fuse box? Im wiring led fog lights that have turn signals with them.
  7. Bose preamp wires?

    2014-2018 Mazda 3 Skyactiv Audio & Electronics
    I'm about to pull the trigger on an upgrade, and I'd really like to do a lot of the install myself. I've studied the TAU->audio amp connection diagrams and can plainly see the speaker connections, but I'd very much prefer to tap into the preamp connections. Do any of you know which wires those...
  8. How to splice amp wires

    2014-2018 Mazda 3 Skyactiv Audio & Electronics
    Hey guys, I'm in the process of upgrading my BOSE sound system. I've got a LOC installed that sends the audio signal to my new amp, and it all works well. However I want to re-use the car's speaker wiring if possible. I was wondering how it is that you guys are actually splicing in to the amp...
  9. Feeding Wires from the Cabin to the Engine Compartment?? (Pics)

    2014-2018 Mazda 3 Skyactiv Audio & Electronics
    So I got around to trying to figure out how I might get wires from the cabin to the engine so I could maybe make an independent Fog Light switch and I was wondering if there were any places to feed it through other than that main wire harness right in the driver side footwell. Here's a pic of...
  10. Help! Aftermarket HU and speakers - new wires, no sound.

    2010-2013 Mazda 3 & Skyactiv Audio & Electronics
    My Bose amp went out (at least, so I assume), so I decided to replace the HU with a better one (there was a cheap one in there when I bought it) and 4 new door speakers. I ran 4 new speaker wires (16ga) from behind the HU to under the passenger seat in order to tap into the output wires (18ga?)...
  11. Switching Fuse wires for the Front Outlet and Center Outlet? (Pics)

    2014-2018 Mazda 3 Skyactiv Audio & Electronics
    I'm trying to find a quick way to make my Center outlet turn on only when the car is on. Apparently the Wiring for the Front outlet goes through a relay and turns on only when the Car is on. Wiring Diagram from manual: As you can see, both the front and Center outlet Socket go through the...
  12. How To Install Amp & Wiring For Sub

    2010-2013 Mazda 3 & Skyactiv How-To Guides
    I was able to find all blue wires on ebay, not that it really mattered because they're hidden but they look cool. So i read up on the chore first. I ended up removing both front seats in order to wire the power and audio wires on seperate sides. I first started by removing the driver seat...
  13. Gauge of turn signal wires

    2010-2013 Mazda 3 & Skyactiv Appearance & Interior
    I may need to repair my splice severed turn signal wires and replace a load resistor...anyone know the right gauge so I buy the right butt splice connectors? My options seem to be 10-12, 14-16 or 18-22 gauge.
  14. 2011 Mazda 3 tweeter wires. Help!

    2010-2013 Mazda 3 & Skyactiv How-To Guides
    Hello I just want to know which wire is positive and negative. Behind the sail panel on the driver side there is tweeter wires one purple one green. The sail by the passenger side there is tweeter wires one red and one blue. Im installing some after market tweeters. I called Mazda and they were...
  15. Ignition wires

    2010-2013 Mazda 3 Engine and Performance
    What are some good ignition wires for a 2010 mazda 3i ? I using NGK iridium IX spark plugs, for nothing of the world I cannot find the NGK ignition wires for my car, so I am just assuming they don't make them for my car yet so I need good brands to get
  16. Hole through firewall for wires to battery

    2010-2013 Mazda 3 & Skyactiv Discussion
    I have a 2010 Mazda 3 2.0 Sedan automatic. I installed LED lights and thoght some of these photos would help anyone looking for a way to power their amp or what not. This is the whole where the cluth pedal would be. It's covered with white plastic and come out right behind the battery. Also...
  17. Speaker adapter wires

    2010-2013 Mazda 3 & Skyactiv Audio & Electronics
    I just got a set of alpine type r's for the front doors. Does anyone know if these harness wires will definitely work so i don't have to splice the wires. MAZDA 3 2010 Speaker Adapter Harness Connector Wire 10 | eBay thanks in advance.
  18. help identifying speaker wires @ harness

    2010-2013 Mazda 3 & Skyactiv Audio & Electronics
    I've searched and can't seem to come up with anything. 2011 MS3 non-tech. I have figured out that the left front wires are white and yellow, and the right front are red and blue ( using the aa battery method ), but I need to know which are positive and negative. Any help would be greatly...
  19. Front speakers have 4 wires on non-bose GT. Which wires do I use?

    2010-2013 Mazda 3 & Skyactiv Discussion
    I'm replacing the speakers in my Mazda 3 hatchback grand touring. I don't have the BOSE/moonroof package. The front speaker harnesses have 4 wires. Two red and two blue. I was told red is + and blue is -. I think one of each might go to the tweeter. Should I solder the blue wires together...
  20. switch volume and tune knobs wires???

    2010-2013 Mazda 3 & Skyactiv Audio & Electronics
    so i always had the thought on why they made the tune knob so big. why is that not the volume knob? it would make more sense to be the volume knob. so i was wondering if anyone has done a switch the wires so the volume knob is the tune knob and the tune knob is the volume knob? because i was...