The powertrain control module has detected a malfunction - take it to a professional and get it checked out (Helpfull)
With a fleshlight
bulb # for brake light on your explorer is a 3157 backup light bulb # is 3156 hope this helps
After the Explorer is scanned for trouble codes to diagnose and then repair the malfunction , then the check engine light can be reset
168
It's a rather junky 8 inch.
I believe that is in the back of the alternator
3157
If you mean the " BRAKE " light in your dash it's just under the " 0 " on your tachometer
Repair the issue which is causing the light to turn on.
Take it in and get the Explorer scanned for trouble code(s) in order to diagnose the malfunction and then have it repaired
When the overdrive light blinks that means a malfunction has been detected - get it checked out
On a 1999 Ford Explorer , I know that the " Limited " trim has air suspension The shut off switch is in the cargo area , on the drivers side , near the liftgate , in the storage compartment where the wheel jack is stored