three codes and sputters

87supraturbo19

pearl white
Jan 16, 2006
360
0
0
37
Springfield,MO
24
Intake air Temp Sensor Signal

31
Air Flow Meter Signal

42
Vehicle Speed Sensor Signal


I checked my afm. It checked 1175 @ 85 degrees(supposed to check 2000-3000 at 68 or 900-1300 at 104 degrees) My tps was within spec. It just does it periodically.

If I rev it setting still It will rev to above 5k dieout to about 3k and bounce. The sparkplug wires are new. Thanks in advance.