Originally Posted by kpmatt00
It's the O2 heater sensor control circuit code cel. there is no o2 senser in the intake, only exhuast. i am confused now, maf is for that kinda stuff.
MAF measures how much air goes in; yes. O2 sensor is used to measure the air/fuel ratio so the ECU knows if its adding too little or too much fuel to that air.
I think you need to sit down and ask yourself if you are willing to risk your expensive new motor to your limited understanding of how it works.