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2003 Ford F250

Printed From: the12volt.com
Forum Name: Car Security and Convenience
Forum Discription: Car Alarms, Keyless Entries, Remote Starters, Immobilizer Bypasses, Sensors, Door Locks, Window Modules, Heated Mirrors, Heated Seats, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=29088
Printed Date: May 17, 2025 at 1:40 PM


Topic: 2003 Ford F250

Posted By: Ockander
Subject: 2003 Ford F250
Date Posted: March 26, 2004 at 9:54 PM

 Hi..

Does anyone have a wiring diagram for a 2003 Ford F250. Im trying to install an alarm with remote start. Its a hornet alarm. Any help would be appreciated!! Thank you!

Jeremy



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Ockander



Replies:

Posted By: draasch
Date Posted: March 26, 2004 at 10:09 PM
Make:   Ford
Model: Pickup - Super Duty
Year:    2003

Alarm
Constant 12 volts LT GRN/VLT(2) & YEL(2) IGNITION SWITCH HARNESS
Ignition 12 volts RED / GREEN IGNITION SWITCH HARNESS *
Starter DARK GREEN IGNITION SWITCH HARNESS
Dome Light BLACK/ BLUE (+) DRIVER KICK PANEL
Trunk Pin Switch N/A
Parking Lamp BROWN (+) AT VSM LOCATED IN CENTER CONSOLE
Power Lock PINK / YELLOW DRIVER KICK (W/O OEM KEYLESS) ** #203
Power Unlock PINK/GREEN DRIVER KICK (W/O OEM KEYLESS) ** #203

* Ignition +12v Is WHITE/ YELLOW In Vehicles With 6.0 Turbo Diesel Motor **If The Vehicle Has Factory Keyless The Power Lock Wire Is BLACK/ WHITE And Unlock Is WHITE/ RED Located At The Vehicle Security Module. With OEM Keyless Entry See Note #201.W/Out OEM Keyless Entry See Note#203. #201 - See Negative Pulse Door Lock Diagram. #203 - See Reversal Rest At Ground Door Lock Diagram

Remote Start
Tach Signal LG/WH.WH/PK.DG/VT.LG/ YE.OG/YE.WH/RD.PK/LB (Gasoline)* #239
Ignition #2 GRAY / YELLOW IGNITION SWITCH HARNESS
Ignition #3 RED / BLACK IGNITION SWITCH HARNESS
Accessory BLACK/ GREEN IGNITION SWITCH HARNESS **
Neutral Safety NOT GROUNDING TYPE - OEM SWITCH OPENS STARTER CIRCUIT
Brake Light LIGHT GREEN (+) AT SWITCH ABOVE BRAKE PEDAL
Reverse Light BLACK/ PINK (+) AT CONTROL JUNCTION BOX ***
Rear Window Defrost N/A


#239- See Immobilizer Bypass Diagram.Immobilizer Optional in F-250,350.450.550. *For Tach Go To Any One Of The Ign Coils And Use The Wire That Is Not RD/LG. ** From Installer- BLACK/ GREEN Must Be Powered For Diesel Applications *** Control Junction Box Located Under Drivers Side Dash Panel. See Tech Notes For Diesel Tach Wire And Glow Plug Wire Locations

On 7.3L Diesel Vehicles-The Tach Wire Is GREEN In A 42 Pin Plug Under The Clamp On The Engine Side Of The Air Intake Duct. On 6.0 Turbo Diesel Vehicles-The Tach Wire Is ORANGE In A BLACK 46 Pin Connector At The PCM Located On Driver Fender Wall. Glow Plug Wire: VIOLET/ORANGE (-) At PCM Located In The Driver Rear Of Eng. Compt. For 7.3L Diesel. 6.0L Diesel-PCM Is Located On Driver Fender Wall. OEM Keyless ACC Interrupt- Not Availible


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Good Luck
David
Ace Security
813-376-9778
Tampa
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