Fuse # 7 - 20 amp maxi-fuse - for trailer park lamp and trailer stop lamp
if it is factory there is a fuse under the hood in the power distribution box
According to the 1997 Ford F-150 owners manual : Fuse #24 in the power distribution box in the engine compartment is a 30 amp fuse for the PCM ( Powertrain Control Module ) power
You can view the 1997 Ford Explorer Owner Guide online at : www . motorcraft service . com ( no spaces ) click on Owner Guides ( The Owner Guide includes the power distribution box diagram )
Mini-fuse # 4 - 20 amp - 4WD system ( 1997 Ford Explorer )
The fuel pump relay for your 1997 Ford Explorer - is the # 6 relay in the power distribution box in your engine compartment
Maxi fuse # 10 - 30 amp is for power windows , power locks and power seats
The 1997 Ford Explorer has a wide open throttle A/C relay in the power distribution box in the engine compartment , so if you " floor it " apparently YES
On a 1996 Ford Explorer : The power distribution box is located in the engine compartment , on the drivers side
On a 1997 Ford Explorer : In the Power Distribution Box ( which is " live " ) located in the engine compartment ( maxi fuse # 3 is a 20 amp fuse for the fuel system , anti-theft system )
On a 1997 Ford E-150 : In the Power Distribution Box ( which is " live " ) located in the engine compartment near the engine coolant reservoir ( relay " K " is the fuel pump relay )
The power distribution box ( which is " live " ) is located in the engine compartment on the drivers side in a 2004 Ford Ranger
According to the owner's manual, on a 1997 Ford Explorer there is a 20 amp maxi-fuse in the power distribution box in the engine compartment in location # 7 that is for the trailer park lamps and trailer stop lamps. If that is not the problem have your connector checked on the vehicle side. Any place that sales trailers can do that for you.