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relay to add progressive unlock

Printed From: the12volt.com
Forum Name: Relays
Forum Discription: Relay Diagrams, SPDT Relays, SPST Relays, DPDT Relays, Latching Relays, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=103605
Printed Date: May 09, 2025 at 11:21 PM


Topic: relay to add progressive unlock

Posted By: joebravo
Subject: relay to add progressive unlock
Date Posted: April 01, 2008 at 6:51 PM

I have a '96 Accord DX. It basically came powerless. No power locks, power windows, etc. I successfully installed a Viper 1000 model in my Accord. I also installed a Reverse Polarity (5-wire) Central Locking System to add the convenience of keyless entry into my car. The install went great! I didn't even have to connect the actuators to the its control module because the 1000 model drives aftermarket actuators directly (though, I'm switching it back to the control module because it seems the actuators are more powerful connected to the control module versus directly to the alarm).

What I need to know is how to isolate the driver's side actuator so I can connect the Progressive feature (2nd unlock). The systme works great. When I unlock either of the front two actuators, the rest follow. I have been doing my research on how relays work, but I need more specific information.

Appreciate it.
- Bravo



Replies:

Posted By: hotwaterwizard
Date Posted: April 02, 2008 at 12:23 AM

Use a couple of Diodes

https://www.the12volt.com/diodes/diodes.asp



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John DeRosa (Hotwaterwizard)
Stockton California
When in doubt, try it out !




Posted By: joebravo
Date Posted: April 02, 2008 at 11:18 AM
how should i use the diodes though?  how would the circuit look like?




Posted By: hotwaterwizard
Date Posted: April 03, 2008 at 9:56 PM

posted_image

posted_image



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John DeRosa (Hotwaterwizard)
Stockton California
When in doubt, try it out !




Posted By: techman93
Date Posted: April 03, 2008 at 10:29 PM
I believe that is not what he was looking for ... he wanted to unlock driver door then other door as driver door priority lock set up.

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The wire I'm test'n isn't doin' what it's supposed to be doin'... I am so glad I printed that tech sheet, with the wrong info.
Do it right the first time... or I might have to fix it for ya




Posted By: chriswallace187
Date Posted: April 04, 2008 at 12:36 AM
joebravo, here's what you need to do(assuming the front door actuators are 5-wire switched type).

The unlock switch wire from the driver's side actuator will need to be disconnected since you don't want it to control all the other actuators on the first unlock remote button press. It's not possible just to interrupt it temporarily because it will unlock all the rest as soon as your interruption is released.

Obviously, this is going to result in you not being able to unlock all doors from the driver's door lock itself, which defeats the purpose of a central locking system. Happily this is easy to rectify.

Get a power lock switch for your car from a junkyard - make sure you specify that you need about 6 inches or so of the wiring harness. This switch will be used in place of the switch that's built into the driver's door actuator.

A 5-wire actuator contains 2 motor wires for lock and unlock and 3 wires for the switch: constant(usually ground), lock switch, and unlock switch. The factory Honda power lock switch will also have 3 wires which will be connected to those after you figure out which wire from it does what.


You'll be connecting to the Viper as follows - assuming that your central locking system is ground switched.

Purple unlock 87 - 12 VDC constant power
Blue/Black unlock 30 - Cut driver's door actuator unlock motor lead, facing towards the actuator
BROWN / Black unlock 87a - cut motor lead facing towards the central locking module

PURPLE / black lock 87 - ground
GREEN/ black lock 30 - lock switch wire at lock module
WHITE/ black lock 87a - no conn.

Lt. blue 2nd unlock - unlock switch wire at lock module


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C Renner's Auto Electronix
My service is cheap, quick, and good - pick any two




Posted By: joebravo
Date Posted: April 04, 2008 at 1:13 PM
Ey thanks for the help chriswallace187. That's exactly what I was looking for. I am actually upgrading my alarm, so my questions is, can i use the same setup with two relays or can i make the connections with just one?




Posted By: chriswallace187
Date Posted: April 04, 2008 at 1:59 PM
If your central locking system has (-) switched wires, you'll only need a relay for the driver's unlock. Use the terminals listed above for the unlock motor lead, and wire 86 to 12v constant and 85 to the (-) unlock output from your new alarm.

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C Renner's Auto Electronix
My service is cheap, quick, and good - pick any two





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