P1443 on 1997 Ford Escort

what is a P1443 Manufacture code

2 answers
P1443 - Evaporative Emissions System Control Valve
This is related to the emissions system, and the Purge Control Valve is either failing, plugged or the vacuum lines are plugged/disconnected.
Here is some info about what the Purge Valve is and how it works.
purge control valve(pcv)/purge control selenoid