Car Alarms: wiring help, power trunk release, power door locks


Question
Im adding a power trunk release and power door locks to my 73 nova. I also have got a commando 520-s alarm system. the door locks have a central power locking box. I know how to wire the solenoidto the box and the power and ground witres, but i dont know how to hook it to the alarm system/keyless entry. It has a brown wire which says to hook to "remote control" and a white which says "alarm". The alarm has blue and green wires, one for lock pulse and the other for unlock pulse. Now for the trunk. it has a switch with it which is in the +12v wire. i want to keep the switch, but also be able to hook it to the alarm/keyless entry. the alarm has grey wire which is for a trunk release, but its a negative output. from what i can gather from the instructions of all the items i think i could get it to work with 3 more relays, but i dont know, and i dont really want to do that. thank you for any help

Answer
THIS IS FROM THE DESK OF THE
TECH MANAGER AT COMMANDO ALARMS:


As for the power lock kit, you will need to determine which is your lock wire and which is your unlock wire (white/brown).  Take one of those wires, and hit it to chassis ground.  It will either lock or unlock the doors.  Which ever it does, thats what that wire is designated.  Ex...If you hit the white wire to chassis ground and it locks the doors, then your white wire is lock and the brown is unlock.  Now take the 520-S and connect the blue wire to the unlock wire on the lock kit and the green wire to the lock wire.  Thats the lock kit and keyles entry.  As for the trunk, you will only need one relay to make it operate.
As for the trunk release module.  Install it as it says in the diagram, so you can use the switch.  Make it operable with the switch before you even try to connect the alarm.  Once it works with the switch, you will need to interface your 30 AMP relay with the 520-S and the trunk release.  You will need to wire the relay as shown below:
Pin 85: H3 #6 Gray Wire from 520-S
Pin 86: 12V Constant (+12V)
Pin 30: 12V Constant (+12V)
Pin 87: The Green Wire on the Trunk Release Module.
Pin 87a: Not Used
As you see, the trunk release is asking for a +12V pulse, where the 520-S supplys a negative pulse.  The relay will flip the polarity.  Simply tap the 87 pin of the relay to the green wire on the trunk release module, which is connected to the switch and the solinoid, and press the button.  Be sure to hold it for .3 seconds, as its a safter feature to prevent falses.
Hope that helps.

Best Regards
Ryan
www.slickcar.com
www.commandocaralarms.com
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Good luck with it.

ALARMTEK