ecu

[bluebirdboy]

my ecu is having problems i think, jwt can reprogram my ecu for 600 dollars but i have to wait 6 weeks. and i was wondering if i buy a stand alone fuel/air managment system would i need to get my ecu reprogramed

[Creagach]

whats wrong with your ecu?

[bluebirdboy]

well nothing really, its the fact that i have an BB u12 engine, running with the jap ecu, o2 sensor, and im using the american wiring harness, so its not running right at all its running rich as hell, and i dont know whats going on at all. i need help bad.

[Creagach]

which maf are you using?
you can use safc if you want but jwt is a little less work