have a p206 code on my 97 chrysler cirrus even tho already replaced injecto?

have a p206 code on my 97 chrysler cirrus even tho already replaced injector and cleard code but came back again in seconds. i have a obd2 scanner but all it will tell me is p206 open circut at injector 6 cylnder. plus i checkd wires resistence and is great. what can be the cause? im frustrated to the max with this car plzzz help!! plz!!!!!!!!!!!!!