removing factory alarm on 94 lexus gs300

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=113435
Printed Date: May 15, 2025 at 9:30 PM

Topic: removing factory alarm on 94 lexus gs300

Posted By: flatlineboi55
Subject: removing factory alarm on 94 lexus gs300
Date Posted: April 26, 2009 at 9:15 PM

Hi I recently installed a Viper 5901 into a 1994 lexus gs300 and can not figure out how to disconnect the factory alarm..

when i remote start the car the horn sounds and when i open the doors/hood/trunk the horn will sound...

im kinda stuck on what to do

any info would be greatly appreciated

thanks

Replies:

Posted By: chadwa2003
Date Posted: April 26, 2009 at 9:24 PM

You just need to disarm the factory alarm before remote start it is done through a RED / black wire that will show ground when turning the key in the door to unlock. Just hook up the factory alarm disarm wire from the viper to this wire and it should take care of the problem

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