The #1 cause of hard starting a 1991 ford explorer is having lost your keys
You can view the owners manual online at ( www . motorcraft service . com ) no spaces Click on Owner Guides
decal on the fan shroud
Lost battery feed
duplicate from DMV
$22.50 FOR LOST OR DUPLICATE. ACCORDING TO THE DMV WEBSITE.
Defective alternator.
Call the Dealer, the keys are programmable only buy the Ford dealer.
On a Ford 4.6 liter V8 , engine fail safe cooling means that you have lost your engine coolant
I believe that indicates your engine coolant level is low or you have lost your coolant
You will have to get a duplicate title from DMV
You can request a duplicate w2 from your employer.