Wednesday, June 4, 2014

OPENSOURCE HOW TO: Flash your ecu useing opensource software

FIRST OF ALL READ PSINUSE'S STICKY to make sure that opensource is what you want and know the issues of doing it wrong
also read these 
Rom Raider FAQ - RomRaider - Open Source ECU Tools | Documentation / Rom Raider FAQ
Tuning FAQ - RomRaider - Open Source ECU Tools | Documentation / Tuning FAQ
Scoobypedia | Trusted knowledge for everything Subaru | Knowledge / ECU
How Subaru’s Factory Boost Control System Works - COBB Forums



needed equipment/ tools:
laptop (with full charge)
tactrix cable (for your make and model)
Ecuflash software (Open Source ECU ROMS)
Enginuity software(RomRaider - Open Source ECU Tools | RomRaider / Rom Raider)
[before doing any of the following steps turn your key forward but not on make sure your battery is charged ( if you have a turbo timer shut it OFF)

step 1: connect your tactrix cable to your laptops usb port
step 2: connect your tactrix cable to your diagnostic port 
step 3: connect green wires this puts your car in diagnostic mode( you will hear your fans cycle) they are under the dash closest to the drivers door
step 4: open ecuflash 
step 5: read your ecu's stock map and save it to a SD card,flash drive, or to your pc
step 6: open your desired map
step 7: test write to ecu to make sure of connectivity or errors 
step 8: then if everything is ok write(flash) the desired map to your cars ecu 
step 9: read your ecu again and compare your map to the map you flashed(you can use enginuity for this step if desired)
step 10: disconnect the green wires 
step 11: start your car and take it for a ride to make sure it runs properly( no sputtering or knock) obvious signs it is not running correctly
step 12: log your car using enginuity
LOG THE FOLLOWING 

Air/Fuel Correction #1 (%) 
AF Learning #1 (Current)* (%) 
Coolant Temperature (F) 
Engine Load* (g/rev) 
Engine Speed (rpm) 
Feedback Knock Correction* (degrees) 
Fine Learning Knock Correction* (degrees) 
IAM* (multiplier) 
Ignition Timing (degrees) 
Injector Duty Cycle (%) 
Intake Air Temperature (F) 
Manifold Rel. Pressure (Corrected) (psi) 
Mass Air Flow (g/s) 
Throttle Opening Angle (%) 
Vehicle Speed (mph) 

ENJOY THE NEW POWER AND USE IT SAFELY 








pre 06 should be the same just add a flash block, i hope everyone likes the write up if anyone has something else to add let me know

MIKE
TUNED BY 555 MOTORSPORTS
visit me @ www.myspace.com/subienews



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