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-   -   Auto 8 tuning and the CZ unit (https://www.rx8club.com/series-i-specific-performance-mods-97/auto-8-tuning-cz-unit-49665/)

my10ae 04-21-2005 09:14 AM


Originally Posted by Speed Racer
Snizzle,

Yes, all of the adjustments were made above 4k RPM.

FYI - my10ae is the President of the M'sters Miata club and he has reserved some dyno time on Saturday for the club. He is obligated to bring the Miata but maybe if you guys give him some encouragement he would find someone to drive his RX-8 over to the shop too. ;)

I'd like to go but my weekend is already booked.

I think it would look pretty bad of the President of the M'sters Miata club showed up in his 8 for the dyno day. Maybe I could have the wifey drive the 8 over. :)

Anyways, what is involved with dynoing the 8? I have heard that without the front wheels spinning the car can go into limp mode. Anyone have any idea on how to properly dyno the 8?

Speed Racer 04-21-2005 09:22 AM

my10ae,

Check your e-mail.

rodmeister 04-23-2005 10:04 PM

Wow! A lot of info in this thread. Unfortunately I can't look at the last posts for conclusions and have to follow from the beginning posts.

In order to help me digest this info, I am copying the posts into MS Word. The posts were written in a casual conversational style, so I'm editing for clarity, eliminating extraneous words, combining sentences, explaining abbreviations, etc. I'll re-read the results and see if it makes sense to me.

I have an AT, and if I can understand how to tune it, I'll make the leap to the Canzoomer unit. This seems to be the most efficient, least invasive way to increase horsepower, allowing you to return the car to stock condition easily.

Thank you guys for your hard, pioneering work. If you could, how about a summary of your work on how to tune Canzoomer for the AT, for us dummies. We are not worthy, but we'd sure appreciate it. :D

rodmeister 04-24-2005 04:20 PM

After the MS Word edit, I got a better understanding, but lost it half way through the thread. Don't know. Don't know if I should jump in an buy a canzoomer unit.

Speed Racer 04-25-2005 07:28 AM

When you get a chance, post up your MS Word file. I'll review it for content and add more detail where it is needed along with some photos and/or screen shots.

Phil's 8 04-25-2005 07:30 AM


Originally Posted by rodmeister
After the MS Word edit, I got a better understanding, but lost it half way through the thread. Don't know. Don't know if I should jump in an buy a canzoomer unit.

I'll let you know shortly. I purchased a used system and should receive it soon. Speed Racer has offered help and I hope he does not live to regreat it

my10ae 04-25-2005 08:00 AM

Phil:

SR is a good guy. If he had the patience of me asking dumb questions over and over about tuning the CZ unit, you should be fine :)

rodmeister 05-04-2005 01:22 AM

Darn, my MS file was wiped out when I transferred it from my work computer to my home computer. It will be some time before I do it again. Sorry, but I give up easily.

my10ae 05-04-2005 06:26 AM

Phil@desertboilers.com:


Did you get your CZ unit yet and have you started tuning? Just curious..

Phil's 8 05-04-2005 11:41 AM

I was away for a few days of R&R and just returned home. Got the CZ unit - I just forgot I need a lap top. The lap top that I will be using belongs to the company and will be in use for the next week or so (also a little intimidated).

Phil

Phil's 8 05-05-2005 06:38 AM

There was a note in the box with the CZ:

"I don't have the stock map installed. I tried to install another map. Be sure you get the stock map from someone. I never saved it You will need to reinstall the stock map before running your car. Enjoy"

Am I in trouble??

Speed Racer 05-05-2005 07:01 AM

No, this is not a problem because we are going to make a custom map. I'll send you the last map I worked on with my10ae. That should give us a good starting point. :)

MDRX8 05-05-2005 01:08 PM

Does anyone have a good stage1 or waterd downed stage 2 map? Last I have are from sept 04....

my10ae 05-17-2005 04:12 PM

Spr Grn8:

How are you making out with tuning your 8? I haven't heard any updates from you in quite sometime. Hopefully you are enjoying the added power that the CZ unit offers. Please let us know.

Speed Racer 05-17-2005 06:26 PM

my10ae,

So how is the CZ doing with the warmer weather? Do we need to make any minor adjustments?

my10ae 05-17-2005 08:37 PM

SR:

Things have been running pretty good so far. I do get a "slight" hesitation when in 3rd gear around 4600RPM. I think the warmer weather has changed a few settings with the A/F ratio. Maybe I should do a few runs and log this incident and then you could review and let me know what you think?

Other than that, the CZ runs great, even in the warmer weather. :)

Speed Racer 05-17-2005 09:10 PM

Yes, try to catch the behavior in a data log and we'll get it sorted out. :)

Phil's 8 05-18-2005 05:34 PM

Speed Racer:
I copied the thread on install and got the pictures. So I don't embarass myself I will try to hook it up as shown. I can just turn the switch to off so the unit should not effect me untill I am ready. If I have any hair left and my nerves are under control I am thinking that the first trial will be Friday evening - Saturday Morning. My grandkids are all over me to take them water skying on Sunday so nothing will get done then. Unless something prevents me, you should hear from me on Friday at the agreed upon time. I do not have the internet at home so if I need anything before I call let me know now. I get on line at 4am (my time) Monday thru Friday

Phil's 8 05-23-2005 02:19 PM


Originally Posted by my10ae
Phil@desertboilers.com:


Did you get your CZ unit yet and have you started tuning? Just curious..

Sorry it took so long to get back to you. Speed Racer and I have been talking and we drug Morice into it also - had a problem. I'll be trying again in a coupe of days. I'll let you know how it goes.

Speed Racer 05-23-2005 03:10 PM

Did Maurice help you out with the getting the cable to show up on a lower COM port?

If not, you should ask your guys what items have been plugged into the computer (i.e. printer, keyboard, mouse, camera...). If you can get your hands on any of those items we can then plug them into the laptop and see how they show up in the device manager (i.e. COM 4). The trick is to find something with a low COM number. Then we can uninstall that item and use that COM number with the progamming cable.

I know this is a pain but it is only thing I can think of to free up a lower COM port and allow your laptop to communicate with the CZ unit. Maybe some of our resident computer gurus can offer up some other suggestions.

my10ae 05-23-2005 04:33 PM

DOH! the dreaded com port issue and IRQ interrupts. Don't cha love pc's? :D

Phil's 8 05-24-2005 07:51 AM

Speed Racer:

Well, Maurice got a com port to work (com 4). Talked to my Techs and they have Com 1 and 2 configured for a pug(s) into a boiler controls system and have asked me not to uninstall 1 & 2. They tell me that the program they are using requires those ports.(?) If this becomes a problem then I'll just get another lap top.

My 8 is headed for the shop today and as soon as Mazda repairs my a/c, I'll start again.

Speed Racer 05-24-2005 08:21 AM

COM 4 should work fine for the Greddy Support Tool. We also need the CANscan to show up some where between COM 1 and 8. Then we should be good to go. :)

Phil's 8 05-27-2005 06:40 AM

Speed Racer
Another problem poped up. My radiator cooling fan seems to have a mind of its own all of a sudden. I havent driven the 8 since it came back from the a/c repair. Was hooking up everything and when I turn on the ignition to power the tuning computer and it also powers my cooling fan (car had not been driven - cold). I think it's going back to the dealer. I searched the posts and have not seen any problems with this fan.

If what I need to do does not take long I am willing to go ahead but do not want to draw down the wimpy battery to much or cause another problem. Suggestions??

We got moved - This may encourage others to tune their a/t 8s

Speed Racer 05-27-2005 07:34 AM

I'd hold off until the fan is fixed. Let me explain why. The fan turns on when the ECU sees that the coolant is above 190 degrees. It can also cut back on the ignition timing and richen the air/fuel ratio in attempt to protect the engine when it is hot.

Seeing that the problem just showed up I'd be inclined to think that this is probably caused by a loose connection. Before you take the car in to the dealership double check the connection to the coolant resevoir. If that doesn't work I'd remove the CZ unit to see if the problem goes away. If not, make an appointment with the dealership and let them track it down.

therm8 05-27-2005 10:13 AM

The past couple of nights, on my drive home from work, it's been mid 60's F with moderate humidity and I'd swear that the car has 10+ more horsepower (compared to the daytime 85F). The difference is amazing. If my laptop wasn't a piece of crap, i'd love to pull some numbers off the canscan.

190 seems a little late to be turning the fan on, especially for a rotary. I wonder if there's an easy way to kick the fan on earlier. But 'ecu' and 'easy' are generally on opposite ends of the spectrum with this car.

snizzle 05-27-2005 10:57 AM


Originally Posted by therm8
The past couple of nights, on my drive home from work, it's been mid 60's F with moderate humidity and I'd swear that the car has 10+ more horsepower (compared to the daytime 85F). The difference is amazing. If my laptop wasn't a piece of crap, i'd love to pull some numbers off the canscan.

190 seems a little late to be turning the fan on, especially for a rotary. I wonder if there's an easy way to kick the fan on earlier. But 'ecu' and 'easy' are generally on opposite ends of the spectrum with this car.

I know the feeling and I don't even have a CZ unit. I think it has something to do w/the cooler air entering the engine through the front ducts. Almost acts like a cold air induction kit would. Boy those times are fun!

spr grn8 05-27-2005 03:23 PM

MY10ae, SR and others,
There were a few things keeping me busy lately. Let me update on my status.
I recently got a new laptop, Windows XP. It seems to have some issues when logging data runs. I get several error messages and the program and it wouldnt let me save to a file, the data log i was trying to save. I had the N-Flash done and noticed a great improvement. I posted in a couple of places that i found the AFR's from 2k-5k nearly perfect, in the 13.2 to13.7 range. ( I was wondering if anyone else with the N-Flash experienced the same thing?) It was still a bit rich from 5k to red-line. I have the RB exhaust and Revi intake. Both sound and feel very nice. My next step was to possibly use my old and new laptops to get data. I would use my old laptop to take data readings , then use my jump drive to transfer the data to my new laptop and make any adjustments and to upload any new maps to my CZ unit. This weekend may be the first time in a while that i can actually get out and do some driving. If anyone has the N-Flash or greater and with or without a CZ unit, and any RB components please post here and share your car performance. Sorry i havent posted here in a while but I will post any performance results or updates i get to share with all you AT owners. This AT section is a great place to share, lets stay involved. Good driving.

my10ae 05-27-2005 06:35 PM

spr grn8:

Thanks for the update. I need to play with my A/F a bit to smooth out a bit of roughness I get at 4200K when going to full throttle while in 3rd gear. I have a slight hesitation that I think adjusting the A/F might be able to help. If not, I might bump the timing down a bit to see if that helps.

SR: I will try to find some time this weekend to get this logged and will send you the logs.

So far with the Typhoon, Borla, and CZ unit my auto has been running like a top. I am still a happy camper :D

Phil's 8 06-02-2005 01:51 PM

Well I picked up my 8 from the dealer on that fan problem I was having. He could not find the reason for it's faulty operation. Told me the readout was inconsistant with what he had read loged a few days before (when I had the air fixed). He "reset" the car (?) and the problem disappeard. I tried the CZ again and woops here came the fan again. I am going to do a reset as discribed in the forum and see if it again goes away. Been looking at the plugs and pins to see if I damaged one but can not see any problem. Have an idea on how to give myself more room for those last two plugs so that I can be sure of their positive mating. I sure wish there was someone local with a CZ that I could try mine on their 8 and see if it's just my 8 or CZ unit.

Going away for the weekend and will do something when I return - May have to send CZ unit to Maurice to have him test it.

DigitalPimp 06-29-2005 07:09 PM

hey everyone, im john and im from the philly area just recently got a 05' 8 and ive been reading up on your research, im very interested in starting to try this cz, just a bit weary cause i dont really know much about how it works, i would of gotten a 6sp but i work in the city and its constantly stop and go traffic so a at is a more practical solution, but i would love to gain some more power, if anyone can give me their contact info so i can get rolling with this id greatly appreciate it, my email is psudigitalpimp19@aol.com and im handle is psudigitalpimp

Phil's 8 07-13-2005 08:25 AM

Woops, what did I miss? Being a "put if off untill tomorrow" type of person, I was just getting around to sending my CZ unit off to Canzoomer for a checkup and noticed that their site is gone and that most (if not all) of the threads have been moved to a new "Greddy emanage" forum. Is this supposed to tell me something?

09Factor 07-13-2005 08:43 AM

I also noticed the Canzoomer Vendor forum is gone too. It 's threads were moved into the Greddy eManage sub forum.
So what's up Maurice ?

Discman2 08-08-2005 08:42 PM

I have a couple of (fairly simple) questions:

1. where can I get a Canzoomer?

2. $$?

3. where is the Canzooming for dummies site?

4. What kind of HP/tq gains have you guys seen?

5. Is it worth the trouble of remapping the ECU and such?

6. Whats the difference in stages of the Canzoomer?

krwkenny 08-08-2005 11:06 PM

Has anyone made any progress with the A/T? Mine's a dog from a dead start. :(

DreRX8 08-09-2005 07:24 AM

Well--with this new interceptor X ECU it looks as though auto owners will be able to bolt up turbos and what not and get some more power out.

09Factor 08-15-2005 01:15 PM


Originally Posted by Discman2
I have a couple of (fairly simple) questions:

1. where can I get a Canzoomer?

2. $$?

3. where is the Canzooming for dummies site?

4. What kind of HP/tq gains have you guys seen?

5. Is it worth the trouble of remapping the ECU and such?

6. Whats the difference in stages of the Canzoomer?

All of your question are anwsered in the following forum
https://www.rx8club.com/series-i-engine-tuning-forum-63/

You have some reading to do, but it's worth it.

my10ae 08-15-2005 01:21 PM


Originally Posted by krwkenny
Has anyone made any progress with the A/T? Mine's a dog from a dead start. :(

I got some decent power out of my auto 8 but have since reset the ECU and haven't tuner it back yet. Still waiting to get flashed to "R" and then do some fine tuning. I will post up after I've been flashed and tweaked...

oompa196@hotmail.com 09-12-2005 10:13 PM

how much is for cz and what else can i add to increase power to at rx8


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