I have problem, this mean i have CEL and error code p1230. Everything is all right, but this light is all the time on.. :/ i thy reset this error couple times but hi is back. I dont have any problem, acceleration is great, everything work fine i think so.. this problem came to afrer swap engine from england subaru.
My subaru is USA version with exhaust 3" HKS Drager no cat, turbo td04, tuned to 278hp, cold air intake, walbro 255L,

WRX Acceleration 0-140 km/h - YouTube

i put to my subatu new gasoline pomp controller and stil this same..
somebody have this same problem?