This is a 87GT without cruise and swapped to mass air. Also AC and smog are gone but EGR is still in.
KOEO 67,82,85,95 Current
KOEO 29,66,95 Continuous
(these are from Mustang works)
29 (c): VSS (Vehicle Speed Sensor) voltage too low(don't have one)
66 (rc*): MAF (2.3 Turbo, VAF) below...