It's a safety device that " breaks " the electrical circuit to an electric fuel pump
if the vehicle has been jarred enough from a collision or hitting a bad pothole
That way no power is going to the electric fuel pump , and the pump doesn't keep
pumping fuel until the switch is manually reset
Ford vehicles have this switch, no GM vehicle use an inertia switch.
Ford is the only company that have inertia switches.
If the vehicle is involved in a serious accident the inertia switch shuts off the fuel pump.
On a 2000 Ford Windstar : ( Yes ) The fuel pump inertia switch ( shut off switch ) is located behind the service panel , in the cargo area , on the passenger side
According to the 2001 Ford Explorer Owner Guide : The fuel pump shut off switch ( inertia switch ) is located in the front passenger footwell , by the kick panel
my 92 is in the trunk.
If you are referring to the inertia switch, it is in the trunk.
On a 1999 Ford E-150 : The fuel pump inertia switch is in the front passenger footwell , behind the kick panel
According to the 1999 Ford Ranger Owner Guide : The fuel pump inertia switch is in the front passenger's footwell , behind the kick panel
On a 2000 Ford Crown Victoria : The fuel pump inertia switch ( shut off switch ) is in the trunk , behind the trunk liner on the drivers side ( there is an access hole )
On a 2009 Ford Escape Hybrid : The fuel pump inertia switch ( shut off switch ) is located in the front passenger footwell , behind a flip up cover
According to the 1998 Ford Explorer Owner Guide : The fuel pump inertia switch ( shut off switch ) is in the front passenger footwell , behind the kick panel