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2003 Dodge Ram

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=30678
Printed Date: July 07, 2025 at 2:08 AM


Topic: 2003 Dodge Ram

Posted By: gators67
Subject: 2003 Dodge Ram
Date Posted: April 19, 2004 at 1:28 PM

I was hoping someone would have a wiring diagram for this Truck? Is it still reverese polarity, on the door locks ?? Any info would help, Thanks



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gators67



Replies:

Posted By: draasch
Date Posted: April 19, 2004 at 2:19 PM
Make:   Dodge
Model: Pickup - Fullsize
Year:    2003
Alarm
Constant 12 volts PINK/BLACK RED / WHTITE IGNITION SWITCH HARNESS
Ignition 12 volts BLUE 16 gauge IGNITION SWITCH HARNESS *
Starter YELLOW IGNITION SWITCH HARNESS
Dome Light BROWN (-) DRIVER A PILLAR (TECH NOTE)
Trunk Pin Switch   
Parking Lamp BLACK / YELLOW (+) AT RELAY BOX UNDER HOOD **
Power Lock WHITE/ DARK GREEN 14 PIN CONNECTOR IN DRIVER #217
Power Unlock SINGLE WIRE SYSTEM KICK PANEL ***

* USE THE SMALL GAGE BLUE WIRE! ** BLACK / YELLOW (+) At Relay Box Under Hood Or At Parking Light. *** WHITE/ DARK GRN Wire Must See Ground Through 820 Ohm Resistor For Lock And Ground Through 330 Ohm Resistor For Unlock.Alt: 220 Ohms. Confermed By More Than One Source The 220 Ohm Worked On Unlock. #217 See Single Wire Resistor Door Lock Circuit Diagram


Remote Start
Tach Signal TAN/RED IGNITION COIL #239
Ignition #2 RED / WHITE 16ga* IGNITION SWITCH HARNESS(TRANS CON)
Ignition #3 DARK GREEN IGNITION SWITCH HARNESS (BLOWER)**
Accessory BLACK/ WHITE IGNITION SWITCH HARNESS
Neutral Safety   
Brake Light WHITE/ TAN AT SWITCH ABOVE PEDAL
Reverse Light VIOLET/BLACK (+) 64 PIN CONNECTOR UNDER HOOD***
Rear Window Defrost   


* Also Has Been Noted As RED. **Ignition # 4 : ORANGE Ignition Switch Harness Air Bag Control Module. *** 64 Pin Connector Located On Firewall By Driver Fender VLT/BLK pin # B7 #239- See Transponder By Pass Circuit Diagram If Key is GREY-Vehicle has Transponder, If Key is Black-Vehicle Does Not Have Transponder

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Good Luck
David
Ace Security
813-376-9778
Tampa
Donate to the 12volt




Posted By: desh187
Date Posted: April 19, 2004 at 2:24 PM
2003 RAM :
12 VOLTS- PINK/BLK      IGNITION HARNESS
IGNITION- BLUE 16 GAU.
STARTER -YELLOW
DOME   -BROWN(-)DRIVER A PILLAR
PARK LMP-BLACK / YELLOW(+)AT RELAY BOX UNDER HOOD
POWER LOCK/UNLOCK-WHITE/ DK GREEN SINGLE WIRE SYSTEM
WHT/DK GREEN(14 PIN CONN DR KICK)MUST SEE GROUND THRU 820 OHMS RESISTOR TO LOCK AND GROUND THRU 330 OHMS TO UNLOCK.
HORN -BLACK/ RED(-)STEERIN COL HARNESS.




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