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2004 Mustang Gt alarm help

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=35350
Printed Date: May 19, 2024 at 9:05 AM


Topic: 2004 Mustang Gt alarm help

Posted By: nojjer
Subject: 2004 Mustang Gt alarm help
Date Posted: July 10, 2004 at 1:32 PM

I am trying to install my crimestopper 2-way alarm into my 04 GT and having problems with the locks... Every wire diagram I can find says the locks are negative type but when I apply a ground to the lock or unlock wire nothing happens, it also says the trunk open wire is a negative type and it does pop when I do the same method to the proper wire. The diagram I have is here https://bulldogsecurity.com/New%20Wires/New%20Wires/Wires/formustang99-04.htm 

Also, it says the factory disarm wire is pin 16 of the 26 pin keyless connector - in my car there isn't even a wire in pin 16 or a dark GREEN/ purple wire anywhere. Any help would be greatly appreciated.




Replies:

Posted By: avxtech
Date Posted: July 10, 2004 at 3:31 PM
The locks in that car are positive polarity  they need 12V to operate.  If that trunk wire isnt working use the purple / YELLOW at the switch(also positive polarity).




Posted By: nojjer
Date Posted: July 10, 2004 at 5:25 PM
Thanks... any advice on the factory disarm??




Posted By: swamprat323
Date Posted: July 10, 2004 at 6:17 PM
Do you have a factory alarm?

GREEN/ violet negtive in the left kick panel




Posted By: nojjer
Date Posted: July 11, 2004 at 5:20 AM
Thanks for the help... I feel like an idiot. Oh well not the first time and likely not the last!! The locks were positive and there appears to be no factory alarm to disarm.




Posted By: nojjer
Date Posted: July 11, 2004 at 6:03 PM
Ok I installed the alarm today and it worked great. But I have now realized that after 40 min my alarm activates... It tells me that a door trigger has been opened ( which it has not)  I used two diodes for the door triggers as there was 2 different trigger wires. I don't have the dome light hooked up at all. The only other trigger is the trunk but the 2 way alarm says it is one of the doors that has been opened. Any ideas???




Posted By: newinstaller
Date Posted: July 11, 2004 at 10:37 PM

I believe that the GEM module is " Falling Asleep " We did one and we had to put a relay on the door wire

After that worked great





Posted By: swamprat323
Date Posted: July 11, 2004 at 10:47 PM
Use the ALL door trigger which is postive it is at 20 pin conn. Pin 3 at the GEM module under left side of dash in driver kick panel. The wire is BLACK/ white.




Posted By: nojjer
Date Posted: July 12, 2004 at 2:21 PM
thanks for all the help... Works great using the ALL trigger





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