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Updated: 6th January 2012
Additional Features for you Stock ECU:
EvoX ECU ROM Software Mods
http://forums.evolutionm.net/evo-x-engine-management-tuning-forums/497325-tephraxmod-v1.html
Evo7/8/9 ECU ROM Software Mods
http://forums.evolutionm.net/ecuflash/451836-tephramod-v7.html
Evo5/6 ECU ROM Software Mods
http://geekmapped.com/forums/showthread.php?t=1945
Modding Performance Cars for Dummies
http://forums.evolutionm.net/evo-general/330085-official-evo-modding-dummies.html
http://forums.evolutionm.net/evo-general/539768-everything-ive-learned-after-4-years-my-evo.html#post9076813
Youtube Ecuflash guide.
http://www.youtube.com/view_play_list?p=13C9F1BF5C03E946&hd=1
Using Speed Density Mod
http://forums.evolutionm.net/ecuflash/536680-what-speed-density.html
http://forums.evolutionm.net/ecuflash/463823-how-speed-density-evo8-using-tephra-v7-phenem-pre-patched-roms.html
Basic Reflashing guide with ECUFlash
Step1: Read your existing rom from the vehicle into ecuflash using an EvoScan OpenPort 1.3U USB cable. Keep a backup of this original rom file if you want to go back to original settings later.
Step2: Download and open a MOD ROM from the list below. and copy your existing fuel, timing, and MAF scalar values into the new mod rom.
Step3: Write (flash) this mod rom
Step4: Check your Air/Fuel Ratio is within margins using a wideband oxygen sensor via EvoScan Standalone Display, or EvoScan windows (laptop) software.
Extra features you can get out of your Stock ECU using a modified (MOD) rom.
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420A Eclipse/
Eagle Talon |
Evo 7/8
(evo4/5/6/6.5)
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Evo 9
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Evo 10
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| FREE for Personal USE |
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| Donation + Priority Help & Support |
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jdm evo8 mr rom
9626 requires
donation to Tephra.
Ralliart 9055
requires
donation to Tephra.
Other Tephra v7
other roms free
(donation
recommended). |
rom 8858 requires
donation to Tephra.
Other Tephra v7
roms free
(donation
recommended). |
TephraX1
Free for hobbiests.
(donation
recommended).
Requires donation
to Tephra for
Tuning Companies
per each vehicle
tuned with this rom.
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| Knock Check Engine Light |
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| Live Tuning |
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| Speed Density |
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| FREE for Commerical/Tuner USE |
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| Help and Support |
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and Versioning to ROM ID. IE: 88590015 becomes 88592015 (Makes XML changes MUCH easier)
- 0 = MAF
- 1 = Speed Density
- 2 = DMA (Live Map) + MAF
- 3 = DMA (Live Map) + Speed Density
- 6 = DMA (Live Map) + Speed Density
• No Lift to Shift
KnockCEL As per it's name this mod will flash the Check Engine Light (CEL/MIL/SES) when the ECU see's knock
AltMaps - alternate between two sets of fuel/timing/boost ecu maps by a switch available to the Driver.
TephraXMOD V1
Load Required for CEL on Knock - This is the minimum load that will enable the KnockCEL, ie knock under these load levels will be ignored.
KnockSum Required for Slow CEL (Low Knock) - This is the minimum knocksum that will enable cause the CEL to flash slowly
KnockSum Required for Fast CEL (High Knock) - This is the minimum knocksum that will enable cause the CEL to flash fast
Knock CEL Flash time - This is how long the CEL will keep flashing AFTER the load + knocksum conditions have passed.
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