Look under the vehicle along the frame follow fuel line from tank
It is on the passenger side above the fuel tank. You can see it looking up on the back side of the wheel well. There is a protective plate which must be removed. A special tool must be used to disconnect the fittings (available from Auto Zone or other parts store)
It should be the back / right side. That's where it is on the 2002. The truck will have to be lifted to get to it.
On a 2001 Mercury Mountaineer : The fuel filter is under the vehicle , below the drivers door , mounted on the frame rail
On a 2001 Mercury Mountaineer : Underneath the Mountaineer , below the drivers door , mounted on the frame rail
It has a vacuum leak somewhere.
take it off
Mounted on top and inside the fuel tank.
On a 1997 Mercury Mountaineer : I assume the fuel filter would be in the same location as a 1997 Ford Explorer : ( underneath the Mountaineer , below the drivers door , mounted on the frame rail )
Its inside the gas tank. connected to the bottom of the fuel pump.
There are several things that can cause your 2000 Mercury Mountaineer from running. The most common cause is a lack of fuel. You might want to start by changing your fuel filter.
below the drivers door , mounted on the frame rail for the body
On a 2004 Mercury Mountaineer : The ELECTRIC fuel pump is INSIDE the gas tank
where is the fuel pump shutoff switch for a 1996 mercury mountaineer
On a 2002 Mercury Mountaineer : The electric fuel pump is INSIDE the fuel tank