Ford Mustang (1999-2004) Service Manual: Four Wheel Anti-Lock Brake System (4WABS) Hydraulic Control Unit (HCU)

NOTE: This procedure only needs to be performed if the 4-wheel anti-lock brake (4WABS) hydraulic control unit (HCU) has been installed new or if the HCU lines have been opened.

1. Clean all dirt from and remove the brake master cylinder filler cap (2162), and fill the brake master cylinder reservoir (2K478) with the specified brake fluid.

Bleeding - Components

2. Connect a clear waste line to the RH rear bleeder screw (2208) and the other end in a container partially filled with recommended brake fluid.

Bleeding - Components

3. Loosen the RH rear bleeder screw until a stream of brake fluid comes out. While the assistant maintains pressure on the brake pedal (2455), tighten the RH rear bleeder screw.

  • Repeat until clear, bubble-free fluid comes out.
  • Refill the brake master cylinder reservoir as necessary.

4. Tighten the RH rear bleeder screw, and disconnect the waste line.

Bleeding - Components

5. Repeat Steps 2, 3 and 4 for the LH rear bleeder screw, the RH front disc brake caliper (2B120) bleeder screw, and the LH front disc brake caliper bleeder screw, in that order.

Bleeding - Components

6. Connect the scan tool DCL cable adapter into the vehicle data link connector (DLC) under the dash, and follow the scan tool instructions.

Bleeding - Components

7. Repeat the system bleed procedure as outlined in Steps 1 through 5.

    Master Cylinder Priming - 4.6L
    1. CAUTION: Use only bleed screws on the engine side of the brake master cylinder (2140). The hydro-boost bleed screw, located near the dash on the hydro-booster casting, is for the booster ...

    Caliper
    1. NOTE: It is not necessary to do a complete brake system bleed if only the disc brake caliper (2B120) was disconnected. Place a box end wrench on the disc brake caliper bleeder screw (2208). ...

    Other materials:

    Driveline Angle Inspection
    Special Tool(s) Anglemaster II Driveline Inclinometer 164-R2402 or equivalent NOTE: An incorrect driveline angle can cause a vibration or shudder. 1. Check the vehicle for evidence or overload or sagging. Check for specified air pressures in ...

    Installation
    1. CAUTION: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges which make leak paths. Use a plastic scraping tool to remove all traces of old sealant. ...

    Rear Spoiler
    Removal and Installation 1. Open the luggage compartment lid. 2. Disconnect the high mounted stoplamp electrical connector. 3. Remove the screws and the nuts. 4. CAUTION: Use care not damge the pin-type retainers and pin-type retainer seals during re ...