Code 44 deals with the throttle position sensor. So this means that you bought a new one and installed it? If so, did you calibrate the TPS? It needs to be calibrated when installed. If not, advise, and we can post how to do it.
'91 Tracker 8V, 1.6L, 5 sp, 4wd, 2dr, conv, CAMI, horribly rusty
'97 Suzuki Vitara 8v, 1.6L 5 sp, 4wd, 2dr, tintop, horribly purple
'61 NSU Quickly - 150mpg