Here is the stereo radio wiring information for your 2008 Ford F-150 F150 body with the standard or amplified systems. It will be useful when installing an aftermarket radio, sound stereo system, or other automotive accessories. Make sure to grab the appropriate tools to test all the wires in your F-150 Pickup. Please check it over and use it as a GUIDE to help you locate the appropriate wires. This schematic is provided free of charge and may not be 100% accurate. Failure to properly test all the wires may lead to vehicle or bodily damage. All information is provided as-is and accuracy is not guaranteed.
If you find any conflicting info please leave a comment with what you found in your 2 or 4 door 2008 Ford F-150. If you don’t see the audio radio wiring diagram you need comment and we will try to add it ASAP. Thanks for looking!
2008 Ford F-150 & FX4 Audio Wiring Radio Diagram Schematic Colors
Car Radio Constant 12v+ Wire: Light Green/Violet
Car Stereo Ground Wire: Black/Green or Black
Car Radio Ignition Switched Wire: Light Green/Yellow or Pink/Black @ Radio Harness
Car Stereo VSS Speed Wire: Gray/Black @ Main Radio Plug
Car Stereo Reverse Wire + : Pink/Black or Green/Yellow @ Driver door sill harness
Car Stereo Dimmer Wire: Light Blue/Red @ Main Radio Harness
Car Radio Illumination Wire: Brown (Park Lights) @ Driver door sill harness
Car Stereo Power Antenna:
Car Radio Amp Turn On Wire: Dark Green/Violet @ Smaller Amp Plug behind radio
Left Front Speaker Wire (+) Positive: Orange/Light Green
Left Front Speaker Wire (-) Negative: Light Blue/White
Right Front Speaker Wire (+) Positive: White/Light Green
Right Front Speaker Wire (-) Negative: Dark Green/Orange
Left Rear Speaker Wire (+) Positive: Gray/Light Blue
Left Rear Speaker Wire (-) Negative: Tan/Yellow
Right Rear Speaker Wire (+) Positive: Orange/Red
Right Rear Speaker Wire (-) Negative: Brown/Pink
Center Channel Speaker Wire Positive / Negative: N/A
Subwoofer Speaker Wire Positive / Negative: Brown/Orange & Red/Black
OEM AUX Audio Left Signal: Red @ 16 pin connector pin 7
OEM AUX Audio Left Ground: White @ 16 pin connector pin 8
OEM AUX Audio Right Signal: Orange @ 16 pin connector pin 6
OEM AUX Audio Right Ground Pink @ 16 pin connector pin 14
USE THIS HARNESS TO AVOID SPLICING IF YOU WANT TO USE THE OEM AUX JACK WITH YOUR NEW AFTERMARKET RADIO: Metra 70-5520AUX Auxiliary Input Retention Harness for Select Ford Vehicles
Radio Size: Single or Double Din
Speaker Size Front: 6×8″
Speaker Size Rear: 6×8″
You may also use the adapters below to install common 6.5″ speakers in the 6×8″ locations:
Radio Removal: Using plastic bezel removal tools
Keep in mind if you are installing a new radio you need the radio removal keys, the wiring harness, the antenna adapter, and the mounting kit as well. During installation we recommend removing some of the plastic behind the OEM radio to help fit the new aftermarket radio all the way in the dash.
REQUIRED PARTS FOR AFTERMARKET RADIO INSTALL
WIRING HARNESS WITHOUT OEM SUBWOOFER:
WIRING HARNESS WITH OEM SUB WOOFER:
MOUNTING KIT FOR SINGLE DIN AFTERMARKET RADIOS:
MOUNTING KIT FOR DOUBLE DIN AFTERMARKET RADIOS:
OEM AMP TURN ON POP FIX :
If you’re experiencing a loud pop through your F150 sub when the radio turns on and off, this interface will correct the issue by stepping down the turn on voltage to your OEM amplifier.
CUSTOM UNDER SEAT BOX ENCLOSURE FOR ADDING AFTERMARKET SUB WOOFER:
RETAIN YOUR OEM AUX JACK WITH THE NEW RADIO:
ANTENNA ADAPTER FOR INSTALL:
Only required for trucks 2007 and up. No adapter required for pre 2007 Ford F-150
SPEAKER WIRING ADAPTER FOR INSTALL:
Use these if you don’t want to tap in or cut off your existing speaker connectors. They plug right in then right on to the new speaker making installation a breeze. Order quantity 2 if doing front and rear speakers.
STEERING WHEEL CONTROLS ADAPTER:
Metra Axxess ASWC-1 Universal Steering Wheel Control Interface
RECOMMENDED TOOLS FOR THE INSTALL – SAME ONES THE PROS USE!
– Dash Removal Plastic Pry Tools
