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03 Grand Marquis/ RS/Keyless wire diagram

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=22551
Printed Date: May 23, 2024 at 12:58 PM


Topic: 03 Grand Marquis/ RS/Keyless wire diagram

Posted By: mike swanson
Subject: 03 Grand Marquis/ RS/Keyless wire diagram
Date Posted: December 08, 2003 at 3:53 PM

is this a basic install or not? I never installed a RS/Keyless in a marquis b4. If any1 has a diagram for it, that would be cool posted_image thanx



Replies:

Posted By: mike swanson
Date Posted: December 11, 2003 at 5:29 PM
I need a wire diagram 4 a 03 grand marquis , thanx




Posted By: draasch
Date Posted: December 11, 2003 at 10:25 PM
Make:   Mercury
Model: Grand Marquis
Year:    2003
This Database Was Last Updated On:    6/9/2003
Index #: 3721


Alarm
Constant 12 volts BROWN AND LIGHT GREEN IGNITION SWITCH HARNESS
Ignition 12 volts WHITE/ YELLOW IGNITION SWITCH HARNESS
Starter RED / LIGHT BLUE IGNITION SWITCH HARNESS
Dome Light DK BLU & BLK/ORG (-) AT LCM*
Trunk Pin Switch BROWN / WHITE PIN 5 GRAY 16 PIN CONNECTOR AT LCM*
Parking Lamp BROWN PIN 4 BLACK CONNECTOR AT LCM*
Power Lock PINK / YELLOW DRIVER KICK PANEL** #203
Power Unlock PINK/LIGHT GREEN DRIVER KICK PANEL** #202

*LCM (Lighting Control Module) Is Located To The Right Of The Steering Column **With OEM Keyless Vehicle Is Positive Pulse With Out Keyless Vehicle Is Reversal Rest At Ground. #202-See Positive Pulse Doorlock Diagram. #203-See Reversal Rest At Ground Doorlock Diagram.



Remote Start
Tach Signal NOT RED OR RED / GREEN ANY IGNITION COIL OR INJECTOR #239
Ignition #2 GRAY / YELLOW IGNITION SWITCH HARNESS
Ignition #3 BLACK/ LT GREEN IGNITION SWITCH HARNESS
Accessory PINK/BLACK IGNITION SWITCH HARNESS
Neutral Safety NOT GROUNDING TYPE
Brake Light LIGHT GREEN (+) AT SWITCH ABOVE BRAKE PEDAL
Reverse Light BLACK/ PINK (+) AT REAR LIGHTS
Rear Window Defrost GRAY/BLUE (-) PIN 12 OF A 22 PIN CONN AT THE LCM*


#239- See Immobilizer Bypass Diagram *LCM (Lighting Control Module) Is Located To The Right Of The Steering Column Ignition Input To Keyless: DARK BLUE At Pin 12 Of A 12 Pin Connector In Passegners Kick Panel.


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





Posted By: mike swanson
Date Posted: December 12, 2003 at 5:17 PM
I hooked up the pink/blk as 2nd ing. then gray / YELLOW as
heater//WHITE/ yellow as 1st ing.
the starter was RED / L-blue,,,but i found another fat GREEN/ blue that test as starter???and then i left the BLACK/ green alone,,, the A/C still kicked on

what do you think? thanks 4 your input





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