I have a problem with my 2007 Hyundai sonata 2.4, car is sputtering with a high and low idle stalling, code p0111 iat sensor which is built into maf sensor so I replaced mas air flow still same problem cant find wiring diagram for maf sensor any help

 

Try cleaning the throttle body???
Idle Air Control Valve???

 

Sometimes you have to tell the vehicle computer the problem has been corrected.
You may need to drive it a while and the computer will relearn the change or a forced reset can speed up the process.