Mountaineer AWD V6-4.0L VIN K Flex Fuel (2003)
Brake Bleeding: Service and Repair
Brake System Bleeding
Special Tool(s)
Material
Master Cylinder Bleeding
1. Connect one end of a clear, flexible hose to the master cylinder bleeder screw. Submerge the other end in a container partially filled with the
specified brake fluid.
2. Have an assistant pump and then hold firm pressure on the brake pedal.
3. Open the master cylinder bleeder screw until brake fluid flows into the container.
4. When the fluid stops flowing, close the bleeder screw.
5. Repeat Steps 2-4 until there are no air bubbles in the brake fluid.
6. Have an assistant pump and then hold firm pressure on the brake pedal.
7. Loosen a master cylinder tube fitting at the anti-lock brake hydraulic control unit.
8. When fluid stops flowing from the fitting, tighten the fitting.
9. Repeat Steps 6-8 until there are no air bubbles in the brake fluid.
10. Repeat Steps 6-9 on the remaining master cylinder tube fitting.
Brake Caliper Bleeding
NOTE: It is not necessary to bleed the entire brake system. It is possible to bleed only the opened part of the system.
1. Connect one end of a clear flexible hose to the caliper screw. Submerge the other end in a container partially filled with the specified brake fluid.
2. Have an assistant pump and then hold firm pressure on the brake pedal.
3. Open the caliper bleeder screw until brake fluid flows into the container.
4. When fluid stops flowing, close the bleeder screw.
5. Repeat previous three steps until there are no air bubbles in the brake fluid.
Anti-Lock Brake System Hydraulic Control Unit Bleeding
NOTE: This procedure is only required when a new hydraulic control unit is installed.
1. Connect the scan tool and follow the ABS system bleed instructions.
2. Use the caliper bleed procedure to bleed the system. Begin at the RH rear caliper.
