the fuel reset switch is located in the truck of the car, drivers side (left side) behind the trunk side cover, you have to remove the carpeted cover to access the relay reset (theres a red button on top)
Check the trunk, driver's side close to the hinge. You should see a label that says Fuel Pump Reset Switch right next to a finger hole in the lining along the top of the side. The fuel switch is in there.
The switch to open the fuel filler door is on the floorboard in front of the driver's seat. Pull up.
check the fuel pump and sending unit in the fuel tank
After looking at the ( 1996 , 1999 , and 2002 ) Mercury Villager Owner Guides : The fuel tank capacity is ( 20.0 U.S. gallons / 75.7 liters )
17.2 gallons
On a 1999 Mercury Cougar : The fuel pump shut off switch ( inertia switch ) is in the drivers footwell behind the kick panel ( there is an access hole )
The fuel pump on a mercury cougar is in the fuel tank. You are going to have to remove the fuel tank, take the lock ring off of the tank, and then pull the pump assembly out.
The fuel pump inertia switch is in the drivers footwell behind the kick panel ( there is an access hole ) in the 1999 Mercury Cougar
According to the 2002 Mercury Cougar Owner Guide : The fuel pump shut - off switch ( inertia switch ) is located in the drivers foot well , behind the kick panel ( there is an access hole )
Your 1991 Mercury fuel pump relay switch is located on the firewall of the engine compartment. The relay switch will be near the center of the firewall.
Fuel pressure regulator.
near the fusebox (drivers side interior)
On a 1999 Mercury Cougar : The fuel pump relay is in the Power Distribution Box ( which is " live " ) located in the engine compartment ( it is relay R1 and is one of the black relays )
There is an inertia switch / fuel cutoff switch in behind the trunk liner , on the left side of the trunk ( there is an access hole )
The 1994 Mercury Cougar 4.6 liter engine fuel pump relay switch can be found on the firewall in the engine compartment. The fuel pump relay switch will be on the passenger side of the firewall.
On a 2001 Mercury Cougar : The fuel pump shut off switch ( inertia switch ) is located in the drivers foot well behind the kick panel ( there is an access hole ) * the kick panel is the interior trim panel , in front of the front door , beside the persons feet
On a 1999 Mercury Cougar : The ELECTRIC fuel pump is INSIDE the fuel tank It is installed through an access hole in the top of the fuel tank