The best advice I can give at this time is to get a copy of a electrical and vacuum troubleshooting manual EVTM for your year windstar, they are usually available at a reasonable price on ebay.
WIth these vehicles getting older and so reliant upon electronics... oh boy whew!
__________________
BroncoJoe19
2006 Alt Fuel Jeep (electric)
'98 windstar 3.8L
'99 Crown Vic 4.6L
'90 Full Size Bronco 5.0L
I'm not a professional mechanic, take my suggestions with a grain of salt, or a cup of coffee  If you found this post helpful, please click this  on the left of this post.
| 
