toxic warning light ? (again)?

Question

i put a question out about my toxic warning light and after good advice i checked the coils found nothing then went on to check both o2 sensors and finally replaced both but the car seems to be still mis fireing and the smell of unspent petrol is strong any clues /help/ guidence would be of help at this stage

Answer 1

Fouled spark plugs?
Loose spark plug wires?

Fuel leak???

Answer 2

bad injector[s] If its tuned up ok,,if u smell gas its either getting to much or spark isnt burning it.