Aviator 2WD V8-4.6L DOHC (2003)
Fluid - Differential: Capacity Specifications
Rear Axle.....................................................................................................................................................................................................1.65 L (3.5 pints)*
Additive Friction Modifier......................................................................................................................................................................0.12 L (0.25 pints)**
* Fill to the bottom of the filler hole, then add 0.425 L (0.9 pint) through the ABS sensor hole.
** Install friction modifier before installing axle lubricant.