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Canada 1993 gtr ready for action


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I would say that there is absolutely no problem with running WMI, just so long as you do it properly. You need a good ECU so that you can have safety maps. You either need a really robust WMI system with enough sensors to know when it is working or broken and with a reliable output to the ECU so that the ECU can know also and go to safety, OR, you run it with the very decent ECU with enough sensors for safety.

The ECU needs to also be handling boost control - because you can't make power without boost and you can't run big boost even with "safe" maps when you don't have your WMI available.

The smart approach would be to have EGT monitoring on each cylinder as a last ditch safety catch, that will cause the ECU to go to safety if temp limits are exceeded. So you're looking at top end Haltech/Link/Syvecs/Motec level gear here.

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lots of good info there, I know on my old dodge cummins 12 valves we plumb in egt probes into the exhaust manifold for an accurate reading. I already have a haltec on the car with just a basemap for the twins(2860's). haven't been able to tune it yet its cold as hell out just tried it a couple times when I replaced the g sensor. ill post what I end up running but I think im just gunna bite the bullet and get some race fuel. cheers mate. 

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I currently just popped a code 24 on my atessa Ecu. My Abs light and 4wd light on. No 4wd forsure I have it on stands and front tourque gauge won’t move. Wheels do spin but it’s just a little bit. I’m thinking nitrogen accumulator. Need help tho been a 6 day battle lol. I had a code 13 weeks ago fixed it with du lock g sensor v2. 

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* downloads workshop manual *
24 or continually on = ETS contol unit, ground or circuit

Oh dear, sounds like a dodgy connection somewhere. Maybe take the Computer apart and check the plugs/solder joints (assuming you've done the other diagnosis steps).

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7 hours ago, niZmO_Man said:

* downloads workshop manual *
24 or continually on = ETS contol unit, ground or circuit

Oh dear, sounds like a dodgy connection somewhere. Maybe take the Computer apart and check the plugs/solder joints (assuming you've done the other diagnosis steps).

I have a thread going in general maintenance about all the crap ive been through with my 4wd lately. I fixed the ets cu issue with a new used ecu. still trying to figure what killed my old one, all the connectors look very clean. I also took apart the old ecu it looked mint I have pictures posted on the topic.  no other codes on the ets unit other than code 24 and it only threw it when car was running. cheers mate thanks for help. I thought  I knew a lot about these cars but im finding out I still have much to learn.

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If anyone out there has a r32 GTR and they plan on doing all their own maintenance from there own garage, print this off. it will be your new best friend. With this manual tackling more difficult jobs are possible, and will save you money trouble shooting. Buy a compression tester and a good voltage meter. Cheers I’m gunna post my body restore in about 2 weeks. New weather striping, glass, felts, gunna do a nismo interior. Will keep posted cheers.

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Thread hijack here ? 

Hehe. My manual is neatly binded love it. Goldmine of info. I've heard there is a body and electrics manual for 32/33 but can't find this. Anyone heard of this or am I chasing a Unicorn? ?

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the only other manual I know about and have is the rb26dett engine manual. very indepth detail for tear down and rebuild. as far as the electrical manual goes I don't think there any. ive had lots of in depth wiring issues with this car that I have solved with  he bnr32 manual. all the electrical is in there throughout the manual. if your having issues with your 32 electrically im sure I can help, cheers m8. my car is currently being restrored new glass, weather stripping, felts, gunna be absdolutely mint cant wait to post some pics of her for the boys  when shes done.  also building custom 4 inch exhaust all the way back with a new tune on WMI. will keep posted.

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On 31/01/2020 at 7:52 PM, trel said:

 

Thread hijack here ? 

Hehe. My manual is neatly binded love it. Goldmine of info. I've heard there is a body and electrics manual for 32/33 but can't find this. Anyone heard of this or am I chasing a Unicorn? ?

The Aussie 32gtr manual is the complete engine and chassis manual.  The 33 manual you speak of is the R33 chassis manual, not the more common 33 engine manual, both sold by jpnz. Don't know of any electronic version out there to download for that manual...

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Is the Aussie 32 manual the same as that one I have printed out? Finally had a nice day to take the 32 in for paint. Will post again in a couple weeks with pictures. 

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good stuff. off topic question here I know its being covered a million times all over the forum, but my single plate clutch has started slipping after new exhaust and turning boost up to 1.2 bar with tune on e85.  leaning towards Nismo twin or orc twin. unless im out of the loop in clutch technology these seemed like good options for my setup(ive had the orc twin it was kind of tricky to drive on street but hooked up nice when needed. 450whp on e85 tuned with haltec and I wont be changing my setup for a long time.  cheers.

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  • 2 weeks later...

super cold lately in Canada last few weeks so I fired up the old arc welder and took a shot and making my own 4” exhaust with test pipe delete. Welds are about as pretty as my grandmothers skin tags but she’s sealed up nice and sounds not bad with a hks muff at the back! Farm built that’s how we do it?

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Was able to get the hks muffler cleaned up and shining again from her 25 year old life....cost me 250 Canadian dollars to build. Sure nice to not have to deal with that crap 3” test pipe now. Gunna crank the boost and retune on e85 now. Happy easy breathing rb now! Definitely lost some low end power with the 4” with my setup. Egt’s are much lower now which was my goal.

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