Help low boost and fuel pressure

C

Caleb Rosales

Greenie N00B Member
I have a 2012 mazdaspeed 3 167xxx miles and one day i heard a loud bang from the engine bay while driving and now it only makes 7lbs of boost full throttle and throws a pressure sensor code also the throttle body has a concernable amount of oil I’ve replaced the rail pressure sensor the fuel pump
MAF sensor, HPFP, and the pcv valve along with cleaning the intake manifold and valves I don’t wanna keep dumping money any ideas?
 
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