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-   -   Vtec controller shift light how to (https://www.homemadeturbo.com/hybrid-tech-8/vtec-controller-shift-light-how-9077/)

thalwr1 08-26-2003 10:29 PM

Vtec controller shift light how to
 
Ok how can i wire my shift light in to activate VTEC on my mini me swap?anybody who can help please do thanks you guys

DOHCZCEF9 08-27-2003 06:38 AM

Re:Vtec controller shift light how to
 
Dude it's simple but once this is done the shift light will only work when VTec is on it will no longer work with the tach so if you're trying to do both you can't unless you get a second light. Also the light might be different so it may not work if not just goto Pep Boys and buy a LED but it should work the same as any other light. The VTec solinoid puts out 12v when VTec kicks on. What does a that light need to turn on... 12 volts.. unless Shift lights are different and need a different voltage. Put find out which one of the two wires on the light is your positive and which one is the negetive. Ground the negetive wire somewhere and just splice the power wire into the single wire on the VTec solinoid.. if you can't find the wire I'm talking about you should be doing this since there's only one wire for the solinoid and it's the solinoid not the oil switch. Most people just get T taps and use them. Thats it it should work now when VTec comes on. Although unless your light isn't as brite as my Autometer shift light good luck seeing at night when it comes on unless you put the cap on it.

d16forlife 08-27-2003 07:48 PM

Re:Vtec controller shift light how to
 
Not to disagree with you EF9 but if he taps off the + wire to the solenoid he may run the risk of burning the ecu or the portion of the ecu that controls the vtec.You see the ecu will only alow a certain wattage or draw of power to the vtec solenoid.A 12 volt 20 wat light bulb will draw more power than the vtec solenoid.Overdrawing a circiut runs the risk of burning the wire or the source.

What can you do? You can use the voltage frome the ecu to the vtec solenoid to power a relay,to power the light. Try to find a relay that needs only a few milliamps to power it.

so here is what you do:

Get yoursefl a relay

T-tap a wire of the + wire to the Vtec solenoid( frome the ecu).Take that wire and a ground to power the relay or turn it on.( + and -)

Take a wire frome your battery(+),put a 2 to 5 amp fuse in line.Take that wire to one of the normally open side of the relay(this is what will power your light)

Frome the other side take another wire to the light plus a ground to the light.

Thats it!Now your ecu will turn on the relay,that will turn on the light.That is the safest way to do it.

Rafael

PS:if you dont know what a relay is or how it works,just think of it as a light switch that instead of it needing you to manually turn it on, it needs power couse it has an electrictro magnet inside that when energized pulls on a piece of metal wich completes the circuit.

thalwr1 08-27-2003 10:22 PM

Re:Vtec controller shift light how to
 
OK its a mini-me swap ECU doesnt activate the Vtec or i wouldnt need it,but the light is set up only to activate VTEC thats y i got it so easy was it to tap it into the VTEC selenoids positive/signal wire correct??

Hook 08-28-2003 03:44 PM

Re:Vtec controller shift light how to
 
d16z64life i want to do this vtec controller in my d16z9 but after reading your post i'm quite confused. Palying with ecu is like a black magic for me ??? I'm scared i do something wrong. Could your write all step by step for me so i will avoid damaging anything? I will be very pleased.

d16forlife 08-28-2003 06:03 PM

Re:Vtec controller shift light how to
 
That is step by step.Anny simpeler and I might as well do the hook up my self ;D

Ok thalwr1 you dont have a ecu with vtec.Sorry I got cought up in the writeup but your post title emplys you want a cool guy light that comes on when your vtec does.You want a tach to activate your vtec.

Heres what you do:
1-get a tach with a shift light or an out put for a shift light.A shift light by its self wont work couse its just a light.Or maybe you have one that is RPM adjustable withought a tach to activate it.Its the tach that will acctivate the vtec at a set RPM as if it were the shift light.

2-Take the wires frome the tach that would normally go to the light and take them to the vtec solenoid(+ and - ).

3-Set your tach so the shift ligt circuit comes hot at 5000k RPM(or what ever the hell you want,but I reccomend 5000) and instead of the light comming on the vtec will get power(12 volts) and your in buisness.

Thats it!

Hook 08-28-2003 07:11 PM

Re:Vtec controller shift light how to
 
My D16Z9 is a SOHC VTEC. I only want to do this stupid vtec control light. I don't want shift light

thalwr1 09-01-2003 09:10 PM

Re:Vtec controller shift light how to
 
OK heres the deal someone who knows what theyre doin and has done this b4 PLEASE help me i have a SHfit light that is for a 4cylinder motor that has adjustable RPMs on the back its set at 4K and thats when i want VTEC to activate how do i hook it up to do so?Ihave 3 wires one green wire for signal wire one for power when car is on and one ground some one help me out thanks

d16forlife 09-01-2003 09:59 PM

Re:Vtec controller shift light how to
 
Hey if you dont understand what the ---- Im trying to explain to your simple little mind that dont mean Ive never done it before.I have done both installs and they have both worked.
That light you have wont ------- work couse its only got three wires like you said. 1 for power,1 for RPM signal,and one for ground.
Ok smartiepants how do you ------- expect the light to put out voltage at a set RPM if it doesnt have an output wire like a tach with a shift light does does?
I have another option that would work but since you were a DICKHEAD by assuming that I dont know what the ---- Im talking about I wont ------- tell you.Next time you ask a ------- question and you dont get the answer you want to hear dont assume its wrong!!

thalwr1 09-01-2003 10:20 PM

Re:Vtec controller shift light how to
 
OK crybaby what ever you say but your write up was so incomplete u sed o well if it has this then do blah blah blah all i asked is where to hook the signal light up to on the vtec selenoid if you cant understand that then your the simpleminded dickface with no idea WTF hes talkin bout man dont try me i asked a simple question requires a simple answer thanks

d16forlife 09-01-2003 10:30 PM

Re:Vtec controller shift light how to
 
I explained it to you again and you still didnt get it ;D.Your asking about a signal wire,well for the 3rd time,that shift light has no signal wire(to controll the vtec). It has a power in,rmp signal in, and a ground in.No wires out.IT WONT WORK!! It doesn't have a wire to acctivate the vtec.Now you get it?Is that simple enough for ya?

thalwr1 09-01-2003 10:41 PM

Re:Vtec controller shift light how to
 
http://www.proformparts.com/TECH/PDF...structions.pdf

Thats the light i have if you can go from there and let me know id be most greatful thank you.

OnYx 09-01-2003 10:43 PM

Re:Vtec controller shift light how to
 
ok, there is NOTHING to give VTEC the 12V it needs to kick in. there is no way you are going to be abel to wire VTEC through that thing.

thalwr1 09-01-2003 10:47 PM

Re:Vtec controller shift light how to
 
ok i have a tach also is there anyway to wire that to my tach and maybe splice a wire or run a relay or something to make it work?how would you regualrly hook it up with a shift light anyways? with a adj.timing one like that?

d16forlife 09-01-2003 10:50 PM

Re:Vtec controller shift light how to
 
Ok since you asked nicely I will tell you how you can make that light work.The light is exactly what I was thinking about.
You have to modify it to make it work.Hook it up as that diagram shows.The light works off of 12 volts just like the vtec solenoid.So pull the light apart.Tap into the wires that go to the light(positive and negative).Rmove the light buld.Now take the positive and negative wires that would normally go to the light to the vtec solenoid.THATS IT.
You see now instead of the light getting 12 volts the vtec solenoid will get 12 volts and come on as if it were the light.Thats the only way you can make it work with that ligh and withought a tach.

thalwr1 09-01-2003 10:51 PM

Re:Vtec controller shift light how to
 
Why cant i just splice into the positive wire on the Vtec selenoid with my signal wire from the shift light?that should wor shouldnt it?and if i need i can use the ground wire as the neg.wire on the vtec selenoid correct?

d16forlife 09-01-2003 10:53 PM

Re:Vtec controller shift light how to
 
No you see thats were you are confused.The light has no signal wire .Its not an ECU nor does it have a program in it to controll the solenoid.

thalwr1 09-01-2003 10:57 PM

Re:Vtec controller shift light how to
 
ok i gotcha now the grren wire was just a wire that takes the info from the dist to set the light off at a certain RPM thats where i got the signal for my tach was from the -post on the distributor coil.ok no prob i gotcha now

OnYx 09-01-2003 10:58 PM

Re:Vtec controller shift light how to
 
go get a VAFC and controll your VTEC the correct way. screw the headake of trying to get the damn light to wrok with it. ::)

snatch10psi 09-01-2003 10:59 PM

Re:Vtec controller shift light how to
 
i have the same kinda shif light and ive done it just cut the shift light wire to the bulb and wire it to the solenoid it works but the light doesnt no more oh and the other end of the bulbs needs to be grounded

d16forlife 09-01-2003 11:06 PM

Re:Vtec controller shift light how to
 
It will work onyx.This is the poor mans way to do it.

OnYx 09-01-2003 11:09 PM

Re:Vtec controller shift light how to
 

Originally Posted by d16z64life
It will work onyx.This is the poor mans way to do it.

lol ok.. whatever floats your boat;)

davcivic 09-02-2003 08:23 AM

Re:Vtec controller shift light how to
 
You don't have to cut the wire to the light, just splice it and add another cable to go to the solenoid. The light wil still turn on and you will still power the solenoid. Use one of those T or tap connectors and go to the solenoid, as soon as the light comes on it will power your solenoid. It works, could damage your solenoid, I've been told, but will work.

leed 09-04-2003 06:52 AM

Re:Vtec controller shift light how to
 
vtec at 4000. :-X

d16forlife 09-04-2003 06:42 PM

Re:Vtec controller shift light how to
 
4gs is too low.Ypur gas milage will go to ----.keep it at 5gs.


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