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DIY ECU remap project....

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Old 12 October 2002, 06:56 PM
  #241  
DuncanG
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Angry

PhatBob,

I hope your not going to put a nice Subaru engine into this thing:



(Appologies if I got the wrong 'FatBob')
Old 12 October 2002, 07:24 PM
  #242  
Pavlo
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phatbob, there's a chap on here with a chesil speedster and subaru engine, used a legacy water chargecooler, but otherwise very standard.

I'm sure hte link is about

Paul
Old 13 October 2002, 02:51 AM
  #243  
PhatBob
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The Subaru engine fits in VWs thats for sure, its an off the shelf kit that costs 400quid from a company not too far from my abode. What seems to have happened is that engineering has been spent perfecting the converstion, that they haven't looked at what can be done to tune and remap the engine.

And no, that project (like so many others - bit the dust!)

Rob
Old 13 October 2002, 02:53 AM
  #244  
PhatBob
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The Subaru engine fits in VWs thats for sure, its an off the shelf kit that costs 400quid from a company not too far from my abode. What seems to have happened is that engineering has been spent perfecting the converstion, that they haven't looked at what can be done to tune and remap the engine.

And no, that project (like so many others - bit the dust!)

Rob
Old 13 October 2002, 11:05 AM
  #245  
RB5108
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Hi guy's,

For 60 quid you can't go wrong with this ecu upgrade, Scott has just fitted this to my 95 wrx and what a difference. OK, yes I have just fitted a front mount but without the higher levels of boost/fuel cut and other bits that have been tweaked I was told the car would run rough until a remappable ecu or unichip with a boost module was fitted. Markus, you will notice the difference straight away Kevin had this fitted by Scott on Thursday, had a smile on his face all the home. He quoted 'best 60 quid he had spent on the car' since a certain company charged him £4000 for a bullet proof engine rebuild...I'm not going to mention any names..


Rgds, Bryan
[Edited by RB5108 - 10/13/2002 11:14:03 AM]

[Edited by RB5108 - 10/13/2002 11:14:39 AM]
Old 13 October 2002, 11:22 AM
  #246  
PhatBob
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Sorry, I must have missed something, but what is the 60quid upgrade? And where do I get it?

Rob
Old 13 October 2002, 05:36 PM
  #247  
Mark A
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I'm interested in this for my 94 WRX, whats involved, do you need to replace ROM ? who's writing the remaps

Mark A
Old 13 October 2002, 07:57 PM
  #248  
Scott.T
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Guy's.....

If you read the thread from the start you should get all the info you need, but to keep it short and sweet, it goes something like this.......

Myself (Scott), Paul (Pavlo) and David Wallis of DIY FMIC fame are putting together adaptors that fit into the spare socket in Pre96 Impreza or Legacy Turbo ECU.
The PCB's are made in a batch. This batch is then split between the 3 of us. Each of us then source the components and build them.

The Maps we have are what all 3 of us have aquired via downloading from other vehicles or produced from known good maps.

This Adaptor can be loaded with a modified map allowing better fuelling/ignition timing/fuel-cut raised/Boost Target raised and better Boost Control.

This also allows for example an MY93/94 WRX to run a MY95/96 map, which increases boost by 1.5psi and has a much better fuel and iginition Maps.

In some cases though the ECU may require a 28-pin socket to be soldered to the spare slot on the main board (some ECU already have 1 fitted, some don't).

However, there are endless other options....

For Example Bryan and Kevin are running a Map 'Aquired' from Japanese Tuning firm, which I have modified to give better Boost Control. However this map already came with Ignition and fuelling mods and a Target Boost of 16.5psi.

I am currently running 15.2psi in an MY94 UK and am concentrating my efforts on getting Better Spool up but remaining at 15psi

Paul has modified a map to get his 94 Legacy up to 250BHP with under 14psi of boost (I think I'm right there Paul) and David is mapping one to suite his heavily modifed Impreza.


Basically once you have one of these boards you can do what you like

With respect to the mentioned £60, that is what I believe the 3 of us are 'Currently' charging for an adaptor with an 'Off the Shelf' map.

And before anybody shouts 'Banner Ad', I have already enquired about being part of the new Scoobynet Shop.....

[Edited by Scott.T - 10/13/2002 8:22:07 PM]
Old 13 October 2002, 08:24 PM
  #249  
David_Wallis
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however if your ecu doesnt have a socket... Ill charge extra for soldering one in..

(normally done as an exhange basis)

oh and guess who was hung over and cut the wrong link this morning... couldnt remember which this morning so scanned through the instructions sheet and cut the first that I saw.

Doh

David

[Edited by David_Wallis - 10/14/2002 8:16:14 AM]
Old 13 October 2002, 08:51 PM
  #250  
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Easy mistake, so what does cutting 'L1' do then
Old 14 October 2002, 07:21 AM
  #251  
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It makes the car very poorly . David/Paul I'll let you know how i got on later today .

Tony.
Old 14 October 2002, 06:24 PM
  #252  
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i've fianlly got round to reading all of this and i'm sold i've got a '92 legacy, currently at 260bhp with a dawes at 14.5psi, can you improve on this?

if you need any help with the website/logo/banner etc. i'm sure i can help (it's what i do all day )


kev
Old 14 October 2002, 06:30 PM
  #253  
David_Wallis
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flat4 if you want to sort logos / graphics for the site then Ill sort you a board at a knock down rate

Mail me paul or scott offline about the site..

David

[Edited by David_Wallis - 10/14/2002 6:31:49 PM]
Old 14 October 2002, 07:10 PM
  #254  
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.

[Edited by Pavlo - 10/28/2002 11:05:22 PM]
Old 14 October 2002, 07:53 PM
  #255  
Mark A
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I'm sold, if I had a garage I'd be outside now looking at the ECU, as it is it will have to wait till the W/E.

BW Mark A
Old 14 October 2002, 09:11 PM
  #256  
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David YHM (your email address was closest )

My legacy has trouble holding boost over 5500rpm, drops quite sharply to ab......
is this with the ECU remapped or as standard? are you saying that the ecu can't be mapped to match the spool up/hold boost of the dawes?

i'll put my printout up in a minute if i can get my FTP working


kev
Old 14 October 2002, 09:21 PM
  #257  
Pavlo
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Mark, W/E for some!

In my redundant state however, I have a full day of golf tomorrow...

Kent is not too far away, I'm away this weekend, but can visit next week in the late afternoon depending when you get in from work wtc.

Paul
Old 14 October 2002, 10:59 PM
  #258  
Mark A
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Thanks Paul

I work in London,so not home before 7ish, but might wangle a day off soon. I've got so much stuff to sort out on the car.
Don't be getting another job just yet, if need any golf stuff let me know, I may be able to get a good deal in exchange for some injectors.

BW Mark

[Edited by Mark A - 10/14/2002 11:23:38 PM]
Old 14 October 2002, 11:11 PM
  #259  
Pavlo
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I am crap at golf, and work hard to keep it that way, I find I enjoy it more.

I have recenty trebled my club count to 9.

I am going to enjoy my break don't worry!

Main thing after various sorting out days, is to work full time on this really.

Paul
Old 14 October 2002, 11:26 PM
  #260  
Mark A
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Best of luck,
hope your not thinking of doing this full-time (from a finicial point of view)

Mark
Old 15 October 2002, 04:53 PM
  #261  
NotoriousREV
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I hope you guys are still bearing me in mind when the next batch arrives

ah, a willing victim with cash, is there anything finer?
Old 15 October 2002, 05:04 PM
  #262  
David_Wallis
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NotoriousRev...

Next Batch??

Ive got seven pcb's and one car

sorry I have one board and seven spares
Old 15 October 2002, 05:47 PM
  #263  
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david, YHM


kev
Old 15 October 2002, 06:55 PM
  #264  
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David,

I'll happily look after one of your spares for you, save you losing one when you put it in the same safe place you put you lambda sensor
Old 16 October 2002, 12:26 AM
  #265  
David_Wallis
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lol... found it in the pocket of my fleece...

doh

David
Old 19 October 2002, 10:58 AM
  #266  
Mark A
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Has anybody got a picture of an early ECU with the port/connector you attach the external rom/daughter board to ?

Mark A
Old 19 October 2002, 07:01 PM
  #267  
David_Wallis
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[Edited by David_Wallis - 10/20/2002 5:25:59 PM]
Old 19 October 2002, 08:12 PM
  #268  
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Where it says ROM is where the socket will/won't be depending on ECU. If the socket isn't fitted the ROM footprint on the PCB has all the holes filled with solder. This needs to be heated and sucked out before a 28-pin socket can be fitted.

[Edited by Scott.T - 10/19/2002 8:13:45 PM]
Old 19 October 2002, 10:16 PM
  #269  
Mark A
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Yeah mines missing the socket, unfortunately
How much for a second hand ECU do reckon ?

Mark

Old 19 October 2002, 11:00 PM
  #270  
Chris.Palmer
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10 min job to fit a dil socket m8.

No need for new ecu.

Cheers,

Chris


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