Ketsias grammy Posted October 28, 2021 Report Share Posted October 28, 2021 (edited) The vehicle will be parked and it will go off or I will be driving and the horn will go off its been really bad how do I disable the alarm system Edited October 28, 2021 by Ketsias grammy Yr and make of vehicle Quote Link to comment Share on other sites More sharing options...
5rebel9 Posted October 28, 2021 Report Share Posted October 28, 2021 Sorry for your somewhat common complaint. I don't really know as there is a way to disable the system. BUT a high level scanner that can check/test BCM controlled functions should point to the cause. A 12 year old vehicle and probably a worn door latch or hatch latch as they are where sensors are located that would trigger the alarm. Particularly sitting or driving and vibrations breaking a contact thus setting off the horn alarm. These are not a quick and easy parts swap to track down and fix the problem type situations. AND then there is the possibility of the steering wheels clock spring going bad as another possible cause. Good Luck! Locosiete and 2late4u 2 Quote Link to comment Share on other sites More sharing options...
jamacfar Posted December 11, 2021 Report Share Posted December 11, 2021 It's not the best option, but what we have done is to remove the 2 horn fuses. This stops the horn from going off on its own, but it also disables the horn for when you need it. Quote Link to comment Share on other sites More sharing options...
aleameglio Posted January 19, 2023 Report Share Posted January 19, 2023 My 2017 SXT 2.4 Dodge Journey started to activate the horn alarm suddenly, with no reason. I was checking all the doors and find out that the problem was with the under-hood switch/security alarm switch/05026211aa switch, named as Mopar part # 5026211AA. This switch is located on the front left corner once you pop up the hood, and it is wired to the Security Alarm System to indicate that the hood is open. Check it, replace it. You can also by-pass it by wiring it with a 1000 ohm resistor. Locosiete 1 Quote Link to comment Share on other sites More sharing options...
Yogitech1 Posted January 29, 2023 Report Share Posted January 29, 2023 On 10/28/2021 at 9:23 AM, 5rebel9 said: Sorry for your somewhat common complaint. I don't really know as there is a way to disable the system. BUT a high level scanner that can check/test BCM controlled functions should point to the cause. A 12 year old vehicle and probably a worn door latch or hatch latch as they are where sensors are located that would trigger the alarm. Particularly sitting or driving and vibrations breaking a contact thus setting off the horn alarm. These are not a quick and easy parts swap to track down and fix the problem type situations. AND then there is the possibility of the steering wheels clock spring going bad as another possible cause. Good Luck! My alarm doesn't work and the 2 left doors will not turn on interior lighting. My horn randomly goes off honking spastically, sitting still or while driving. I've tried turning the steering wheel to see if that made a difference, no change, I have to pull the fuses. As there is no horn relay, I assume that the alarm module may be bad. Where is the alarm module located? Quote Link to comment Share on other sites More sharing options...
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