hey guys' does any-b know< code P1174 . . means? getting this code after my cam swap '

 

Fuel trim bank 1

 

P1174 Fuel Trim Adaptation Inactive Bank 1 Malfunction. i had that same code and had abuddy that worked at a dealer he said get some injector cleaner and it worked. did you have the intake off bc sometimes if you get a vac leak on one or two clys it will throw a code like that to

 

Wondering about this code if it went away or not if so what did you do??? I have done everything you can think of on #7 cylinder..