hybridracer504
Senior Member
i need a lil help....well here's how it went...i juss finished droppin in the motor and juss got it running....well on the first day u really drive it hard....and on the second day...i did...well i was goin about 40 mph and downshifted to 2 and as soon as vtec was about to kick in the check engine light came on so i got back home and pulled up sum codes....there where 2 codes....21 and 23...can sumone please help me out...thanks