1jzgte vvti into jzx90 dash problems

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1jzgte vvti into jzx90 dash problems

Postby docTRD » Wed Mar 24, 2010 9:23 pm

hey peoples I have a friend who I have recently put a 1jzgte vvti engine into his jzx90 Mark2 and we can't seem to get anything on the dash going which is a pain in the buttocks.

1)I wired up the water temp wire but the gauge doesnt go, not sure why as most of the temp senders are the same for toyota
2) speedo doesnt work and I have wired in 3 cables for this as we are running the non turbo non vvti trans which uses the standard 3pin electronic speedo so I gave it 12v and gnd and wired the signal wire to the dash but for some reason its not getting the signal.
3) tacho not going - obviously something to do with vvti turbo engine using seperate coils opposed to dizzy.

has someone done this conversion before or something similar and has pinout for the plug to the dash on the jzx90? i need more info to get the dash going , im a bit stumped :(

gx71 cressida wiring was a bit easier !
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Project : Jzx90 mark2 Tourer V
--- wtd: corolla GT ae92 sedan ---

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Postby nite b » Wed Mar 31, 2010 9:20 pm

1) Hard one to explain- JXZ90/100 bit different to usual temp gauges. Bring it over with box booze & I'll sort it for ya:)
2)Double check wiring, you should be pretty much on the right track though- should be straight forward but can take time sorting.
3)Will need to have rev counter modified for low level input(multicoil) as its used to single coil feedback. Bout $70-80 form Robisons Instruments in city. Or get TourerV dash.

Hope this helps!
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Postby FLAWLES » Thu Apr 01, 2010 8:20 am

woops whats your email addy man
i forgot to send those vvti pin outs to you

also after having a yarn to niteb at teh old jap meat last yr basicly gave me all the answers and tricks i needed to know to do my swap

good dude
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Postby docTRD » Thu Apr 01, 2010 12:33 pm

hey cheers brendan! got the speedo going, my wiring was right and it works fine :) guy didnt tell me it actually was going when he drove it (dork).

with the water temp sender whats the fix you do on it? i can probably do it just need to knw what it is !
il let the guy know about the tacho fix , sweet!

email is rayn666@hotmail.com Jared, chur
Daily : st191 corona liftback mmm room
Project : Jzx90 mark2 Tourer V
--- wtd: corolla GT ae92 sedan ---

"Mum i knw its another wreck, i only got it so i can put the seats in the lounge" YEAH RIGHT
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