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2012 Ford Focus SE Hatchback Stereo

Printed From: the12volt.com
Forum Name: Car Audio
Forum Discription: Car Stereos, Amplifiers, Crossovers, Processors, Speakers, Subwoofers, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=146115
Printed Date: April 25, 2024 at 7:16 PM


Topic: 2012 Ford Focus SE Hatchback Stereo

Posted By: user00
Subject: 2012 Ford Focus SE Hatchback Stereo
Date Posted: April 01, 2020 at 10:11 PM

Anyone know of a compatible radio harness adapter for this? If not, are there any wiring/color diagrams out there for the car radio harness? I've tried searching for both without any luck.



Replies:

Posted By: eguru
Date Posted: April 02, 2020 at 6:20 AM
Focus SE equipped with what radio/nav options and connecting to?




Posted By: user00
Date Posted: April 02, 2020 at 7:55 AM
No nav, and I'm trying to connect it to just a Dual DXRM57BT.




Posted By: i am an idiot
Date Posted: April 02, 2020 at 6:03 PM




Posted By: user00
Date Posted: April 02, 2020 at 9:15 PM
I have that harness (without the black box because I don't have navigation, unless I do need it...), but it doesn't work.




Posted By: i am an idiot
Date Posted: April 02, 2020 at 10:31 PM
The box provides switched power to the red wire of the radio. You will have to find a switched power source to connect to the radios red wire. That box provides switched power as well as the connections if you had a nav unit.




Posted By: user00
Date Posted: April 02, 2020 at 11:34 PM
Yes I noticed that the harness' red ignition wire wasn't going directly to the main female connector. So I guess I actually needed the black nav box... Would it still work to connect the radio's red wire directly to the car's radio harness (i don't mind cutting the car's harness). Actually could I just do the entire thing without the harness?




Posted By: i am an idiot
Date Posted: April 03, 2020 at 5:04 PM
Find a switched power source and connect your radios red wire to that. You already have the harness, why would you even want to cut the plug off your car?




Posted By: user00
Date Posted: April 04, 2020 at 5:36 PM
Didn't realize I needed the black nav box (which costs $30 more), and I've already cut into the car's harness. Hindsight's twenty twenty...

I really don't mind doing it without the adapter harness. Would anyone happen to have the wiring diagram for the vehicle? I have the speakers figured out, but I'm still uncertain about which vehicle wires to connect the red and yellow radio wires to. Here is the aftermarket radio's wires:

posted_image

And thanks for the help...




Posted By: i am an idiot
Date Posted: April 05, 2020 at 6:01 AM
There is not a suitable wire in that harness to connect to your radios red wire. You will have to find a fuse in the fusebox that only gets power when the key is turned on.




Posted By: user00
Date Posted: April 05, 2020 at 1:32 PM
Alright, so just plugging in a fuse tap in the 20a cigar lighter would maybe do the trick? What about the constant 12v radio yellow wire? I tried using a multimeter on all the car radio wires but none showed 12v with ignition off.




Posted By: i am an idiot
Date Posted: April 05, 2020 at 8:12 PM
There    is    not     a   suitable      switched       power      source       in     the     OEM      radio      harness.       If the cigarette lighter is switched, no need to go to the fusebox, just catch the wire at the cigarette lighter.




Posted By: user00
Date Posted: April 05, 2020 at 8:59 PM
"There    is    not     a   suitable      switched       power      source       in     the     OEM      radio      harness."

I heard you. That's why I'm talking about using a fuse tap.

"If the cigarette lighter is switched, no need to go to the fusebox, just catch the wire at the cigarette lighter."

Do you mean disconnecting the cigar wire and use it as switched power for the radio?

Any idea about the 12v constant?




Posted By: user00
Date Posted: April 06, 2020 at 1:14 PM
Nvm I got it.





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