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Viper Alarm Starter Kill

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Old Jul 12, 2020 | 10:24 PM
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Default Viper Alarm Starter Kill

I got a 02 f150 got a Viper 5105v installed. How do i test the starter kill feature on the alarm ? So my key has the transponder chip, so i made the alarm go off and put in my key and it started right up while the alarm was going off. Is it supposed to start up while the alarm is going off ? Is it because i had the key with the transponder and it instantly turned on ? Im pretty sure the starter kill should be active the moment the alarm goes off and even my personal key shouldnt let the truck turn on.

I hope someone has a similar experience with Viper alarms.
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Old Jul 13, 2020 | 05:28 AM
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The alarm was not installed correctly. You are correct. The intent of a starter interrupt circuit is to keep the vehicle from starting regardless of having a key, or not.

Keep in mind it does not need to interrupt the starter circuit,. Alternately, it can be wired into the PCM power or fuel pump circuit. I like the fuel pump personally, because sometimes the vehicle will start, but then die and not restart. Not as obvious as twisting the key and absolutely nothing happening.

Last edited by OhioLariat; Jul 13, 2020 at 05:30 AM.
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Old Jul 13, 2020 | 10:55 AM
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Originally Posted by OhioLariat
The alarm was not installed correctly. You are correct. The intent of a starter interrupt circuit is to keep the vehicle from starting regardless of having a key, or not.

Keep in mind it does not need to interrupt the starter circuit,. Alternately, it can be wired into the PCM power or fuel pump circuit. I like the fuel pump personally, because sometimes the vehicle will start, but then die and not restart. Not as obvious as twisting the key and absolutely nothing happening.
Oh okay, how do I check if its even wired up to anything.
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Old Jul 13, 2020 | 07:04 PM
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The unit should have a built-in relay and two wires that are to be connected inline with the starter relay/fuel pump/whatever to interrupt that circuit. Those two wires should have continuity when the system is disarmed, and be open when the alarm is going off. (Some systems have continuity while armed, others don't.) I assume you paid good money to have the system installed, so I'd contact the installer and ask about it. It's not your job to troubleshoot their work.
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Old Jul 13, 2020 | 07:42 PM
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Originally Posted by OhioLariat
The unit should have a built-in relay and two wires that are to be connected inline with the starter relay/fuel pump/whatever to interrupt that circuit. Those two wires should have continuity when the system is disarmed, and be open when the alarm is going off. (Some systems have continuity while armed, others don't.) I assume you paid good money to have the system installed, so I'd contact the installer and ask about it. It's not your job to troubleshoot their work.
I didnt go to a good place, I bought the alarm and had someone install it. They prob didn't hook it up right or something. I'm willing to fix it my self.
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Old Jul 13, 2020 | 09:14 PM
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Originally Posted by Americankill200
I didnt go to a good place, I bought the alarm and had someone install it. They prob didn't hook it up right or something. I'm willing to fix it my self.
I fixed that for you.
Sorry for your troubles, but yes, you'll need to start troubleshooting. www.the12volt.com has a lot of good information.
..

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Old Jul 13, 2020 | 09:23 PM
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I just recently installed my viper remote start/keyless entry. And I have yet to try the starter kill. However I can tell you it is a very simple thing to wire up. Just don’t get overrun emotionally by wiring and you will be fine. Do your research and when you go look into it, you will know what you’re looking at and how it is wrong and how to fix it.
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Old Jul 13, 2020 | 09:24 PM
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Originally Posted by Efarmer
I just recently installed my viper remote start/keyless entry. And I have yet to try the starter kill. However I can tell you it is a very simple thing to wire up. Just don’t get overrun emotionally by wiring and you will be fine. Do your research and when you go look into it, you will know what you’re looking at and how it is wrong and how to fix it.
I ask if.you could test it to sit if it works, I'm just gonna try to wire it up my self
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Old Jul 14, 2020 | 05:21 AM
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So trigger the alarm, then try to crank with the regular key?
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Old Jul 14, 2020 | 09:45 AM
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Originally Posted by Efarmer
So trigger the alarm, then try to crank with the regular key?
Yes because I tried that and she cranks right up. I'm pretty sure it shouldn't crank at all when its going off
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