Hondata

i have a b18c with a p28/s200 obd 1 tuned and have had it for a long time no problems till other day im getting code 21 light not on code stored. so i found the flow chart to try to diag the problem as said . http://i859.photobucket.com/albums/ab152/yebabee/vt11.jpg ?t=1258839070 http://i859 ...