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Legnum VR-4 Def File

Old Mar 12, 2009 | 01:01 AM
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Legnum VR-4 Def File

ok guys my mate has a VR-4 and asked me to tune it up for him,
I was able to pull the rom from it AFAIK its a H8 based ecu,
I have tried and tried to look for the fuel and timing maps and the boost limit table but cannot find anything,
could someone please help me out here,
all I need are the high octane fuel and timing tables,
and the boost limit table if possible,
many thanks
or if someone wants to show me what to look for in the rom I might be able to hunt it down myself
cheers
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legnum vr4.zip (44.5 KB, 0 views)
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Old Mar 12, 2009 | 01:49 AM
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Barry, I would have a go, but my laptop wont open zips from evom.
It will from geekmapped though, if you post it there.
This is a V6 Legnum?
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Old Mar 12, 2009 | 02:03 AM
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From: Lattitude 48.38°, Longitude 17.58°, Altitude 146m = Slovakia, for common dude
Legnum VR4
ECU Family: EM2004

I accidentally have galant vr4 99 in my ROM collection
ECU Family: EM2428

If you want to do binary compare, please throw PM at me
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Old Mar 12, 2009 | 02:06 AM
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Originally Posted by merlin.oz
Barry, I would have a go, but my laptop wont open zips from evom.
It will from geekmapped though, if you post it there.
This is a V6 Legnum?
i think it will be the v6 TT. im looking for info on this as well as im about to get one also have 1 or 2 people that are looking to get them flashed
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Old Mar 12, 2009 | 03:08 AM
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From: Lattitude 48.38°, Longitude 17.58°, Altitude 146m = Slovakia, for common dude
Processor H8/500

0x0000-0x0200 Interrupt vectors
0x0200-0x1000 Constants (limits within)
0x1000-0x4000 All maps seem to be within
0x4000- Code segment

Entry point : 0x516A aka Engine Main Loop

Last edited by acamus; Mar 12, 2009 at 06:51 AM.
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Old Mar 12, 2009 | 06:10 AM
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From: Lattitude 48.38°, Longitude 17.58°, Altitude 146m = Slovakia, for common dude
BarryC, what does it say in EvoScan - EcuType: E7A4/E7E1?
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Old Mar 12, 2009 | 08:02 AM
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From: Lattitude 48.38°, Longitude 17.58°, Altitude 146m = Slovakia, for common dude
It seems
Fuel Maps 10A3 , 1273
Ignition Maps 1770, 1A03
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Old Mar 12, 2009 | 01:03 PM
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Originally Posted by acamus
BarryC, what does it say in EvoScan - EcuType: E7A4/E7E1?
cant remember mate ???
will have it again soon can find out then

Originally Posted by acamus
It seems
Fuel Maps 10A3 , 1273
Ignition Maps 1770, 1A03

many thanks for that mate will give it a go
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Old Mar 12, 2009 | 01:06 PM
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Sorry to be off topic, but let's see some pics of this Legnum VR-4. This is super wierd because I was just talking about wishing I had one the other day,
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Old Mar 12, 2009 | 01:07 PM
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Originally Posted by lghtngyello03
Sorry to be off topic, but let's see some pics of this Legnum VR-4. This is super wierd because I was just talking about wishing I had one the other day,
will get some for ya soon
it has a V6 twin turbo 2.5L engine
brilliant car
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Old Mar 17, 2009 | 05:54 AM
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From: Lattitude 48.38°, Longitude 17.58°, Altitude 146m = Slovakia, for common dude
1FAD0 seems to be a mut table 16 bit values
(e.g. MUT_06(ignition) = 0xF243)

It seems same MUT table address is valid for all H8/5xx in my collection

23490007 EM2349 ?? EVO5 RS BC
21810022 EM2181 00 ECLIPSE GT MT FED
23500002 EM2350 99 Mirage
25680002 EM2568 00 Mirage
23810003 EM2428 99 Galant VR4
20030011 EM2005 98 Legnum VR4
20030013 EM2004 ?? Legnum VR4

ROMID @ 0x21a

Last edited by acamus; Mar 17, 2009 at 11:06 PM.
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Old Mar 18, 2009 | 01:23 AM
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From: Lattitude 48.38°, Longitude 17.58°, Altitude 146m = Slovakia, for common dude
I wrote little how to for H8/500.
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Old Mar 18, 2009 | 04:44 AM
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Results so far. Anything with a * prefix is dodgy.

Change the .txt back to .xml after downloading.

EDIT: vr4base1 updated 20 March 09, periphery+mut+ascii scaling.
The boost stuff is NOT worked out yet.
Attached Files
File Type: txt
vr4_MD340288.txt (458 Bytes, 0 views)
File Type: txt
vr4_MD340289.txt (458 Bytes, 0 views)
File Type: txt
vr4base1.txt (19.5 KB, 0 views)

Last edited by merlin.oz; Mar 19, 2009 at 04:34 PM.
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Old Mar 18, 2009 | 07:42 AM
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excellent guys this is great stuff
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Old Mar 19, 2009 | 12:01 AM
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From: Lattitude 48.38°, Longitude 17.58°, Altitude 146m = Slovakia, for common dude
Periphery bits for H8/500 seem to be

Periphery 00: 0x262
Periphery 0: 0x272
Periphery 1: 0x282
Periphery 2: 0x292
Periphery 3: 0x2A2
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