i rececently changed my tranny into a b16 into my gsr and replaced the clutch to a 3 puck and after we were done now the check engine light is on. never really bothered me but its been a week now and its really annoying. checked the ecu and it threw a code - 13 BARO Sensor (Atmospheric Pressure) defective circuit or unplugged / defective sensor. but everything to me is running fine. how do i get rid of this please help!