2002 Kia Optima Q&A

2002 Kia Optima Question: What can cause stalling and rough idle when car is at operating temp only repla

Replaced mass air flow no codes show in up after cleared car still stalls and will not accelerate at operating temp only runs great at cold start -
Answer 1
Codes should be checked with a GDS or Carmin lite tool.It may show more information.Check the air hose after the mass air sensor for cracks air leaks. -
Answer 2
did you try throttle position sensor -