Listed in the owner's manual and on the driver's door post.
how to remove the spare on a 2003 explorer
32
Door placard says 30psi.
38by 44
255/70/16
if the sticker is still on the passenger door, it should tell you the correct tire pressure
Is there a fuse I can remove for the ford explorer tire sensor
Check the label on the end of the drivers door indicating tire size and recommended inflation pressure
On a 2007 Ford Explorer : ( NO ) the spare tire does not a sensor for the Tire Pressure Monitoring System ( TPMS )
Check the sticker on the end of your driver's door - it will show the tire size and recommended inflation pressure (Helpfull)
On a 2003 Ford Explorer Sport : Open the drivers door and on the latch pillar you will see an information sticker . One of the things the sticker shows is the original size of tires on the vehicle from the factory
Open your drivers door , there should be a sticker on the end of the door that shows the tire size and recommended tire inflation pressure