Explorer Sport Trac 2WD V6-245 4.0L SOHC VIN K SFI (2001)
18. NOTE: Refill the brake master cylinder reservoir as necessary.
Loosen the master cylinder bleeder screw until brake fluid flows out of the drain tube.
19. Tighten the master cylinder bleeder screw.
20. Repeat the above three steps until there are no air bubbles in the expelled brake fluid.
21. Bleed the brake system.