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2003 Ford Explorer Radio Wiring Color Codes


Question: Where can I find a 2003 Ford Explorer radio wiring diagram? What are the 2003 Ford Explorer radio wiring harness colors?

If you’re looking to change the radio in your 2003 Ford Explorer or troubleshoot why your car radio stopped working, we’re here to help!

Our comprehensive 2003 Ford Explorer radio wiring diagram shows you all the radio wire harness colors, car speaker wiring colors and car speaker sizes. Use our 2003 Ford Explorer stereo wiring guide to help you with your car radio and installation needs.

2003 Ford Explorer Radio Wiring Diagram

This 2003 Ford Explorer radio wiring chart shows you all the 2003 Ford Explorer radio wire colors and their functions. Utilize this guide to help you with a car radio install or help with a car radio troubleshoot. If you don’t see the car radio wiring information you’re looking for, please feel free to ask your question at the bottom of this page.

Application Radio Wire Color
Car Radio Battery Wire (Constant Power 12v+) Light Green
Car Radio Accessory Wire (Switched Power 12v+) Yellow/Black
Car Radio Ground Wire Black
arrow Use a Car Radio Wiring Harness and Car Radio Dash Kit for an Easy Install!
Car Radio Illumination Wire Light Blue/Red
Car Stereo Dimmer Wire N/A
Car Radio Antenna Trigger Wire N/A
Car Radio Amp Turn-On Trigger Wire Violet/Red
Car Radio Amp Mute Wire N/A
Car Radio Amplifier Location If equipped, the factory amplifier is located behind the trim panel on the right side of the cargo area.
arrow Use an Amp Integration Harness to Connect Your Factory Amplifier to an aftermarket radio.

2003 Ford Explorer Speaker Wiring Guide

This 2003 Ford Explorer speaker wiring chart shows you every speaker wire color and the speaker wire location. Use this 2003 Ford Explorer speaker wiring guide to help you with a speaker replacement or speaker upgrade. If the car speaker wiring information you’re searching for is not listed, please don’t hesitate to ask for it at the bottom of this page.

Application Speaker Wire Color
Front Center Speaker Positive Wire (+) N/A
Front Center Speaker Negative Wire (-) N/A
arrow Upgrade your Center Speakers for awesome sound!
Front Left Tweeter Positive Wire (+) N/A
Front Left Tweeter Negative Wire (-) N/A
Front Right Tweeter Positive Wire (+) N/A
Front Right Tweeter Negative Wire (-) N/A
arrow Upgrade your Tweeters for cleaner audio highs!
Front Left Speaker Positive Wire (+) Orange/Light Green
Front Left Speaker Negative Wire (-) Light Blue/White
Front Right Speaker Positive Wire (+) Dark Green/Orange
Front Right Speaker Negative Wire (-) White/Light Green
arrow Use a Speaker Wire Harness for easy Speaker Installation!
Rear Left Tweeter Positive Wire (+) N/A
Rear Left Tweeter Negative Wire (-) N/A
Rear Right Tweeter Positive Wire (+) N/A
Rear Right Tweeter Negative Wire (-) N/A
arrow Upgrade your Tweeters for cleaner audio highs!
Rear Left Speaker Positive Wire (+) Gray/Light Blue
Rear Left Speaker Negative Wire (-) Tan/Yellow
Rear Right Speaker Positive Wire (+) Orange/Red
Rear Right Speaker Negative Wire (-) Brown/Pink
arrow Upgrade your Subwoofer for deeper lows!
Left Subwoofer Positive Wire (+) N/A
Left Subwoofer Negative Wire (-) N/A
Right Subwoofer Positive Wire (+) N/A
Right Subwoofer Negative Wire (-) N/A

2003 Ford Explorer Speaker Sizes and Location

This 2003 Ford Explorer speaker size chart shows your speaker measurements and speaker locations. Use this chart to see what speaker fits in your 2003 Ford Explorer.

Application Speaker Size and Location
Front Center Speaker Size N/A
Front Center Speaker Depth N/A
Front Center Speaker Location N/A
arrow Upgrade your Center Speakers for awesome sound!
Front Tweeter Size N/A
Front Tweeter Depth N/A
Front Tweeter Location N/A
arrow Upgrade your Tweeters for cleaner audio highs!
Front Speaker Size 6″ x 8″ Speakers
Front Speaker Depth 3.2″ Depth
Front Speaker Location Front Doors
arrow Use a Speaker Wire Harness for easy Speaker Installation!
Rear Tweeter Size N/A
Rear Tweeter Depth N/A
Rear Tweeter Location N/A
arrow Use a Speaker Wire Harness for easy Speaker Installation!
Rear Speaker Size 6″ x 8″ Speakers
Rear Speakers Depth 3.2″ Depth
Rear Speaker Location N/A
arrow Upgrade your Subwoofer for deeper lows!
Car Subwoofer Speaker Size N/A
Car Subwoofer Speaker Depth N/A
Car Subwoofer Speaker Location N/A

Questions and Answers

If you have any questions about your 2003 Ford Explorer radio installation, please don’t hesitate to post them at the bottom of this page. We’re committed to finding the answers you need, and members of the Modified Life community may also provide valuable insights into the car stereo information you’re looking for. Don’t hesitate to ask your car audio question; it could benefit others seeking the same answers!

Contribute

Do you want to contribute 2003 Ford Explorer stereo wire diagram information to benefit the Modified Life community? Feel free to share your insights by posting at the bottom of this page. We will gather any additional information presented below by our community, verify it, and incorporate it into the car radio wiring guide above for easy reference. We are consistently adding new information to improve and update this car stereo wiring guide as it becomes available. We appreciate your contribution in advance!

11 thoughts on “2003 Ford Explorer Radio Wiring Color Codes”

  1. Tabitha, the constant power wire is the white/yellow wire located in the 2003 Ford Explorer stereo wiring harness. Hope this helps. Good luck with your 2003 Ford Explorer radio installation.

  2. My 2003 Explorer has a stock power antenna and that works fine with stock radio. I cant seem to find the antenna trigger wire to connect to my aftermarket stereo. Can you please advise which wire/what colour this is or how it can be done?

  3. Paul, the speed sense wire is the gray/black wire located in the harness on the passenger side of the engine compartment. Hope this helps. Good luck with your 2003 Ford Explorer navigation installation.

  4. I am installing a Pioneer AVIC-X920BT system in a 2003 Ford Explorer. The system request I hook up a wire to the Car Speed Signal Input. Where would this wire be located on the vehicle?

  5. hi,
    I need the pinout for the rear seat DVD Player/Monitor for a 2003 explorer. Thanks in advance for your assistance.

  6. this info was realy helpfull. the stock radio sounds like crap,i hooked up my new radio acording to the diagram and it sounds crispy and loud. THANK YOU

  7. Mike, it sounds like your factory amp may be faulty. Have an experienced mobile electronics installer or your local ford dealer check your audio system. Hope this helps. Good luck.

  8. Do you have the wiring specs for the audio system on an ’03 Ford Explorer Sport Trac Adrenalin ?? Would you know hy some of the speakers would suddenly stop working ??

  9. Need wiring diagram for the premium sound on a 2003 Ford Explorer Eddie Bauer eddition. Specificly the factory sub and amp wiring. Thanks in advance!

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