aiight guys sorry to bother you again, but recently when i was on the highway my check engine light went on...(5th gear around 3k rpm) but than i disconnected teh battery and started it up again and it disappeared... but on the way home it went back on... do you guys kno what its c oming from or if its bad to floor my car when the cel is on...???

(mods- aem intake, hks bov,upipe,downipipe,exhaust)

thankz