If it is the same as all the other years, it is under the car, around the drivers side rear wheel. Once you look at it, it is easy to change.
According to the 2001 Ford Crown Victoria Owner Guide : ( 5W-20 , with engine oil filter change 5.0 U.S. quarts )
Yes
Yes.
According to the 2001 Ford Crown Victoria Owner Guide : With engine oil filter change : ( 4.7 litres / 5.0 U.S. quarts of 5W-20 engine oil )
For a 2001 Ford Crown Victoria : It weighs ( less than 2 tons )
2
Yes.
Remove the coil on top of the plug, then just remove the plug.
Bank 2 is the drivers side of the engine in your Crown Victoria
It should be a direct swap.
According to the 2001 Ford Crown Victoria Owner Guide : ( 19.0 U.S. gallons )
Try under vehicle along fram rail --follow fuel line from tank