2191 code

What is your question?

check engine is on dont hear anything really. somtimes in the morning car will start rough.. smooth out after 5 or 6 mins. and after driving hard like 60mph and coming too a stop sign engine feels weak like it will stall.. but it dont... then seems fine after 10 mins.

What makes this problem better or worse?

at idle LTFT start at about 35 and warm up gos too 50. driving they drop a bit

How long has your 2013 Hyundai Accent had this problem?

More than a year