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View Full Version : how do you wire vtec???



B20Civic92
10-03-2009, 03:23 PM
i have a b20b block and a vtec head, i kno how to do everything on it except how to wire the vtec.
any help would be appriceated (i kno i didnt spell that right)
and if you could post pictures with that, that would be even better,
you can send it in a pm or whatever idc, i just need answers, thanks

94@ccordLX
10-03-2009, 04:15 PM
you have to have a vtec computer first off. Then you have 3 wire that need to be run. One ground wire from the pressure switch under the vtec solenoid. then you have one power wire from the solenoid that goest to the ecu, and there is one power wire from the pressure switch that goes to the ecu. Depending on what ecu you have and what OBD system you will have to get a pinout of you ecu to know what connections to make on the ecu. Its a fairly easy job to wire vtec up to the computer how it should be done. just dont run Vtec on a toggle switch. Its not the best idea since you can burn up important parts of the vtec system. And remember vtec is fed by oil so make sure you have you oil feed done right as well

uproot
10-03-2009, 04:17 PM
Here you go.

HOW TO WIRE VTEC (http://lmgtfy.com/?q=how+to+wire+vtec)

B20Civic92
10-05-2009, 03:03 PM
i have a p28 ecu, will that work?

blue_lude_91
10-05-2009, 03:11 PM
p28 should work as long as its tuned to your setup i think, i remember seeing alot of people with b20s running a p28 ecu
might wanna check to be sure though

ls-r teg
10-05-2009, 03:13 PM
run a wire from the solenoid to the dip stick

94@ccordLX
10-06-2009, 01:53 AM
p28 shohc vtec civic ecu can be chipped to run any b series vtec engine so yes it will work as long as its been chipped

B20Civic92
10-06-2009, 03:39 PM
ok well is there a certain type of chip (like name brand) that i should get??
and what the hell is that guy talkin about, (run a wire to the dip stick) wtf is that??

Barefoot
10-06-2009, 04:35 PM
ok well is there a certain type of chip (like name brand) that i should get??
scotty

and what the hell is that guy talkin about, (run a wire to the dip stick) wtf is that??im guessing that was his form of a joke.

B20Civic92
10-07-2009, 02:25 PM
oh ok lol
ill get all that but im still confused on how to wire the vtec,
i kno it goes to the ecu, but where to on the ecu??
and what wire goes to the ecu?

Nemesis
10-07-2009, 02:33 PM
nobody can wire vtec. Only Chuck Norris can mutha phuckin wire vtec son.

revized_DX
10-07-2009, 02:33 PM
^^^^^
she is a goddess!

just make sure you use good wires not speakerwire or some shit!

MugenCrx
10-07-2009, 02:54 PM
USE YOUR DIPSTICK JIMMY LMAO!!!! VTEC FTL.....

94@ccordLX
10-07-2009, 08:26 PM
you will have to find the ecu pinout for vtec for the p28. if i remember right its pins A4 and D6. dont quote me on that tho.

Catnip
10-08-2009, 01:58 AM
Quick way...

Run your horn power wire to the green wire from the vtec solenoid, when you want VTEC, press the horn.


You could also run this power wire to a PA w/a recording that announces, "I'M GAY, I'M GAY, I'M GAY, I'M GAY, I'M GAY..."

B20Civic92
10-11-2009, 12:32 PM
alright thanks guys i got all that figured out
has anyone actually ever done this swap before??? a b20vtec?
cuz i kno i gotta get the golden eagle kit but does that come with the head bolts to? or do i but those seperate?