1stealthls

ok so i have started the motor but it misses while acclerating....it threw tps code and knock code (knock wasnt hooked up yet)fix the tps code reset ecu no codes not even knock code...i was told sometimes it wont throught a code os this true....i have checked the dizzy/all plugs and wires/got fuel got spark........if the timing was off onetooth would it run?????????u can hold it at 4k and it runs smooth but when u floor it it misses....please help got to have this done tonite