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needing pioneer DEH-21 pin chart

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=39667
Printed Date: July 07, 2025 at 8:32 AM


Topic: needing pioneer DEH-21 pin chart

Posted By: bendix
Subject: needing pioneer DEH-21 pin chart
Date Posted: September 24, 2004 at 9:50 AM

I'm needing a list of the pins that are on back of a Pioneer DEH-21 (SuperTuner III) 2000 model. I don't have the wiring harness that comes with the CD player from the manufactuer. I do have one that came out of another brand that does fit, so I'm a little anxious to see if it will work. Thanks.



Replies:

Posted By: bendix
Date Posted: September 24, 2004 at 10:19 AM
I left this of my last post:

The pin are 4 x 4 on top 4 x 4 so a total of 16.
The colors of the wires on the wiring harness that fits it, does not match any Pioneer wiring chart. Plus there are a few wires missing from the harness, I plan to try and fix it after I figure what is what. I appreciate any info or a point in the right direction.
Thanks




Posted By: kgerry
Date Posted: September 24, 2004 at 12:18 PM
you should be able to use a Metra PR2000-0001 on this model... all wiring info is on the cable pkg.

-------------
Kevin Gerry
Certified Electronics Technician
MECP First Class Installer

Owner/Installer
Classic Car Audio
since 1979




Posted By: bendix
Date Posted: September 29, 2004 at 12:55 AM
After a long day of digging on the internet and a few phone to calls to pioneer, I finally spoke with a Pioneer service center. One of the techs gave me the pin layout from a service manual. They are as follows:

1 - Ground
2 - Backup
3 - N/A
4 - Access.
5 - Remote
6 - N/A
7 - N/A
8 - N/A
9 - Left Front (-)
10- Left Rear (-)
11- Left Front (+)
12- Left Rear (+)
13- Front Right (-)
14- Right Rear (-)
15- Front Right (+)
16- Right Rear (+)

Pin one is in the top right hand corner looking at the back of the CD player with the top of the CD player to the sky.
Pin two is directly under pin one in the bottom right hand corner.





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