i have a 03 wrx and i have that horrible p1507 of course i replace every single sensor including the ICV but i replace the TGV sensors the TPS, MAF new gasket on the throttle body even a new valve for the wast gate i almost replace my Intake manifold
so please if any one knows whats going on let me know what the hell is going on thanks
now i have a really bad leak to go with it all and it leaks so bad that im out of oil after a month of driving and when my car worms up it starts to smoke ALOT!! so HELP!!!!