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Relay Remote Start

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=29681
Printed Date: May 15, 2024 at 11:20 PM


Topic: Relay Remote Start

Posted By: Sylentkaos
Subject: Relay Remote Start
Date Posted: April 04, 2004 at 7:51 PM

I want to wire a relay to the starter to remotely start the car. Is that possible. How do I go about wire the relay to start the car? Basically I want to design a basic remote start thats all.



Replies:

Posted By: auex
Date Posted: April 04, 2004 at 7:58 PM
Use at your own risk, also read the description here.



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Posted By: Sylentkaos
Date Posted: April 04, 2004 at 7:59 PM
I would like to design a simple remote start for the car. I wanted to use a simple rf transmiter and receiver and was hoping on one relay. Does anyone know how I can implement this. How to wire the relay? I would graetly appreciate the help thanks.




Posted By: Sylentkaos
Date Posted: April 04, 2004 at 8:17 PM
yes i seen that and thats a little much. I dont see a need for all those relays. You shouldn't need Accessory 1 and 2. So I was looking for a better way. You should only need one for the starter thats all I think. Maybe I'm wrong plus your going to need alot to drive those relays.




Posted By: auex
Date Posted: April 04, 2004 at 10:20 PM
You need all the relays (you can disregard the relays for wires you don't have such as acc2,3 or for extra ignition wires)for all of the wires coming off of the ignition and to shut the relays down. At bare minimum you need all of the ignition wires and the starter wire. If you want ac to come on you need the accessories.

-------------
Certified Security Specialist
Always check info with a digital multimeter.
I promise to be good.
Tell Darwin I sent you.

I've been sick lately, sorry I won't be on much.




Posted By: bmf1000d
Date Posted: April 05, 2004 at 12:19 AM
If you want a simple remote start then you should look around. I dont know of any remote starts that have only 1 relay. You can make a RS out of relays but it will take more than one.

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"Big" Mike
Double Take
Fremont, Ne
remember to check all your wires with a dmm not a test light!!
i take no responsibilty whatsoever for the vailidty of the info nor consequences thereof




Posted By: sroth140
Date Posted: April 05, 2004 at 12:48 AM

you are wrong.  you think you only need one for the starter... so once you activate that relay... how do you plan to turn it off?  how do you think the cars computers will get power?  does the vehicle have an immobilizer?  if it does you best be set for a tow to the dealership.

there is a reson why even basic remote starts come with multiple relays... and most importantly, a brain to control them.



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MECP certified installer




Posted By: Sylentkaos
Date Posted: April 05, 2004 at 5:53 AM
Im sure I wrong thats why I said i think. I know that I dont need all ten relays. Most remote starts come with about 4 relays. So does anyone know how to wire relays to start the car remotely using a rf transmiter and receiver?




Posted By: TacoTaco5
Date Posted: April 05, 2004 at 12:55 PM
this would be complicated to do as most remote starts receive an input from the tachometer telling it that the motor is on.  otherwise the starter will keep pushing the ignition after the engine has started.




Posted By: auex
Date Posted: April 05, 2004 at 9:08 PM
Unless you are using a remote start unit, which controls the functions of the extra relays, then you DO need all the extra relays.

-------------
Certified Security Specialist
Always check info with a digital multimeter.
I promise to be good.
Tell Darwin I sent you.

I've been sick lately, sorry I won't be on much.





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