Hello, how are you about IKON 2004

Hello, how are I new, I am new in this forum, I am Javier and I have a 2004 Ford Ikon, I have been looking for a small diagram of the carlarm system, the identification of the cables, I want to change the alarm but the cables are not marked, I have identified the cables of +12, earth, horn, I lack the doors and Ignition I thank you if they could help me thanks