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S2 fan and shroud into S1

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Old May 9, 2014 | 11:56 AM
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S2 fan and shroud into S1

Ok, there should be a thread somewhere that talks about it ? but I can't seem to find it.

as the title saids, S2 Fan and shroud into S1, why? it cools better even without the new mid fan speed(and it's newer), Im doing this to my 8 overseas, it's all strip down already, meaning long block, whole drivetrain, and soon all in car's wiring harness gonna be out, why ? cuz it's a god damn 4AT ... well its cheap, and I found a set of Full car Wiring harness for dirt cheap in Japan. Might as well do a swap. it's still S1 but hey, at least a 6 MT is better than a 4 at ...

Since everything is already out (or soon will be all out) , might as well start thinking of modding, right ?

I know Radiator is different, I will get that as well. the only issue I can think of right now is the motor plug/connector

I know the S2 motors are both the same with a wire hanging out. but on the S1, 1 has a wire and the other motor (#1 I think) connects directly to the motor itself. I don't have any of the above item on my hand (and its quite hard to obtain them overseas), so I just want to get an idea of what I need to do (and the commotions this will bring) before I start ordering parts.

Thx guys.

Last edited by nycgps; May 9, 2014 at 11:59 AM.
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Old May 9, 2014 | 09:13 PM
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Well, I guess no one ever tried it ? 98 views 0 reply
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Old May 9, 2014 | 11:47 PM
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Start with the electrical diagrams for each n00b
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Old May 10, 2014 | 12:55 AM
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There was an old thread discussing the topic where Ash posted some info. Tried to find it and came up empty. Not sure if it was deleted since I searched many terms & browsed many threads.
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Old May 10, 2014 | 03:08 AM
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Same thing, searched for hours and nothing.

Well, i guess there is only 1 way to find out...
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Old May 10, 2014 | 10:36 AM
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Yes, see post#3
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Old May 10, 2014 | 12:35 PM
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the Fan motors on S2 has 4 pins, there is no word on what it exactly does, but on the Fan motor inspection part it saids I have to connect Pin A & C thru positive and B & D to Negative. so I assume pin A/B or D and C/B with relays is what controls the motor to go low/mid/high speed.

I don't have the wiring diagram so that's just my guess.

and S1 fan motor on the other hand, have just 2 pins, so really is just on/off

so now I'm thinking, if Im using S2 motors, should I just solder the wires A & C together with S1's Fan connector Positive wire then B & D to the negative wire. hmmmmmmmm
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Old May 11, 2014 | 04:32 PM
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Yes, guessing at electrical connections because you are too lazy to acquire the proper information makes perfect sense ...
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Old May 11, 2014 | 06:38 PM
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Originally Posted by TeamRX8
Yes, guessing at electrical connections because you are too lazy to acquire the proper information makes perfect sense ...
unlike in NYC , states to be exact, it's quite hard to obtain the actual unit at where I live now u know.

lazy? yeah, the information is long gone and no other people have even tried this.
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Old May 12, 2014 | 03:02 AM
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They don't have internet or search capability where you live?

You of all people, wow ...
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Old May 12, 2014 | 10:15 AM
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Originally Posted by TeamRX8
They don't have internet or search capability where you live?

You of all people, wow ...

like i said, tried for hours nothing.

even ASH said the thread was gone for some reason.

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Old May 12, 2014 | 11:46 AM
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From: Between Cones
Normalexception.net - Documents

On my site, all the way at the bottom in the section called "RX8 Wiring Diagrams" there are two files on page 2 called "Cooling Fan System (A)" and "...(B)". I can't view them right now at work, but maybe those will help?
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Old May 13, 2014 | 01:41 AM
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Ahh, finally cuz I never found the Wiring diagram for S2

now after looking at it , it seems like my original idea was right, on S2 motor I just need to wired both positive and both negative together. hmm

time to see if I can find a used one somewhere and try it out myself.
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Old May 13, 2014 | 07:41 AM
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From: Between Cones
.
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Old May 13, 2014 | 08:31 PM
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Ash also has the S2 electrical wiring service manual download link posted in the S2 area

If you were specifically looking for fan wiring only then your search method was too narrow.
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Old May 14, 2014 | 07:55 AM
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maybe, i dont visit S2 section that much
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Old May 14, 2014 | 10:32 PM
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remember all those excuses the next time you bust up on some n00b for not searching
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Old May 15, 2014 | 12:00 AM
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....
Attached Files
File Type: pdf
S2 Fan Control Logic.pdf (87.8 KB, 808 views)
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Old May 15, 2014 | 12:18 AM
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Originally Posted by TeamRX8
remember all those excuses the next time you bust up on some n00b for not searching
I did search all forums btw, google, this forum's search engine, I even used Yahoo but nothing came up.

I just didn't go into S2 section directly

probably used the wrong keyword
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Old May 15, 2014 | 01:06 AM
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all I did is google "2009 RX8 Electrical Wiring Service Manual'' and got the link in the S2 forum area

https://www.rx8club.com/series-ii-te...manual-247192/

the fan logic post above is from the 2009 Service Highlights Manual

your welcome, n00b

Last edited by TeamRX8; May 15, 2014 at 01:09 AM.
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Old May 15, 2014 | 09:45 AM
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Originally Posted by TeamRX8
all I did is google "2009 RX8 Electrical Wiring Service Manual'' and got the link in the S2 forum area

https://www.rx8club.com/series-ii-te...manual-247192/

the fan logic post above is from the 2009 Service Highlights Manual

your welcome, n00b
okay, i wasn't "that" specific ...

I got the service manual, just no wiring diagram the whole time till paimon.soror sent me his server's link ...
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Old May 15, 2014 | 10:03 AM
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The service manual is in post#1 and the wiring manual in post#2
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Old May 15, 2014 | 10:29 AM
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NYC, just save your self the trouble and the this, just cut the stock connectors off and wire them up.

Flex-a-Lite Automotive Dual 12 1/8 inch Lo-Profile S-Blade electric fan with Variable Speed Controller

or

low profile (what I have). Either one fits just fine, we have 4 locals running these. Personally it was the best cooling mod I have installed.

Flex-a-Lite Automotive Dual 12 1/8 inch Lo-Profile S-Blade electric fan with Variable Speed Controller

Oh but don't get the one with the VSC, it's not needed.
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Old May 15, 2014 | 12:05 PM
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Originally Posted by TeamRX8
The service manual is in post#1 and the wiring manual in post#2
the wiring manual for the 09+'s are NEAT. Mazda added some little software widget, and you can actuate all the switches and it animates current flow.
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Old May 15, 2014 | 08:10 PM
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Originally Posted by TeamRX8
The service manual is in post#1 and the wiring manual in post#2
got the wiring thx

Originally Posted by 9krpmrx8
NYC, just save your self the trouble and the this, just cut the stock connectors off and wire them up.

Flex-a-Lite Automotive Dual 12 1/8 inch Lo-Profile S-Blade electric fan with Variable Speed Controller

or

low profile (what I have). Either one fits just fine, we have 4 locals running these. Personally it was the best cooling mod I have installed.

Flex-a-Lite Automotive Dual 12 1/8 inch Lo-Profile S-Blade electric fan with Variable Speed Controller

Oh but don't get the one with the VSC, it's not needed.
I guess it does not fit exactly like stock, but how far off is it ? got a pic of yours installed so i can get a better idea ?

Originally Posted by j9fd3s
the wiring manual for the 09+'s are NEAT. Mazda added some little software widget, and you can actuate all the switches and it animates current flow.
yeah, it's pretty cool, makes life much easier
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