Ford Fiesta Quiz
Brake System

Brake Disc Machining. General Procedures

In this manual: Brake System
Service Information — 27Suspension — 48Transmission — 9Brake System — 52Steering — 21Engine — 140Manual Transmission, Clutch, Transfer Case and Power Transfer Unit — 48Exhaust System — 6Fuel System — 21Climate Control System — 58Instrumentation and Warning Systems — 26Battery and Charging System — 20Infotainment Systems — 41Lighting — 29Power Distribution — 11Electronic Function Group — 30Body and Paint — 275Frame and Mounting — 3
16steps
~96min
5/5difficulty
Done 0 of 16

Repair

  • Excessive corrosion/rust and/or pitting on the braking surface.
  • Excessive bluing and/or heat spotting on the braking surface.
  • Scoring of the brake disc surface.
  1. Activate brake service mode, formerly known as EPB service mode. Refer to: Brake Service Mode Activation and Deactivation (206-00 Brake System - General Information).
  1. Vehicle preparation.

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  1. Lathe installation.

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  1. Lateral runout adjustment.

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  1. Making the cut.

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  1. Machining the opposite side.

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  1. Lathe maintenance.

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Repair

  1. Activate brake service mode, formerly known as EPB service mode. Refer to: Brake Service Mode Activation and Deactivation (206-00 Brake System - General Information).
  1. Refer to: Wheels and Tires (204-04 Wheels and Tires).

  2. NOTICE: Do not allow the caliper to hang from the brake hose, as this may damage the hose.

    Remove the bolts and install the brake caliper or the brake caliper and anchor plate assembly, if required. Support the brake caliper with mechanic's wire.
  3. Remove and clean the brake disc.
    Refer to also: Brake Disc (206-03 Front Disc Brake).
    Refer to: Brake Disc - Vehicles With: 2-Piston Brake Caliper (206-04 Rear Disc Brake).
  4. Install the brake disc.
    Refer to also: Brake Disc (206-03 Front Disc Brake).
    Refer to: Brake Disc - Vehicles With: 2-Piston Brake Caliper (206-04 Rear Disc Brake).

  5. NOTICE: On some vehicles, the opposite side axle may rotate during the machining process. On these applications, the brake disc must be secured, otherwise damage to the brake disc may occur.

    If necessary, secure the opposite brake disc by hand-tightening 2 wheel nuts.
    • Install the hub adapter using four wheel nuts on the wheel hub with 4, 7 or 8 studs.
    • Install the hub adapter using five wheel nuts on the wheel hub with 5 or 10 studs.
    • Install the hub adapter using six wheel nuts on the wheel hub with 6 studs.
  7. Install the brake lathe.
  8. If the brake lathe is not self-centering, adjust the lathe runout using a dial indicator.
  9. Center the cutting head, adjust the cutting tips and install the chip deflector/silencer.
  10. Machine the brake disc.
  11. Remove the brake lathe and silencer.
  12. Remove the wheel nuts and hub adapter.
  13. Remove the metal chips.
  14. Measure the brake disc thickness. If the measurement is below the minimum specification, install a new brake disc.
    Refer to also: Brake Disc (206-03 Front Disc Brake).
    Refer to: Brake Disc - Vehicles With: 2-Piston Brake Caliper (206-04 Rear Disc Brake).
  15. Install the brake caliper or the brake caliper and anchor plate assembly and install the bolts.
    Refer to also: Brake Caliper Anchor Plate (206-03 Front Disc Brake).
    Refer to also: Brake Caliper Anchor Plate (206-04 Rear Disc Brake).
  16. Refer to: Wheels and Tires (204-04 Wheels and Tires).

Test yourself

A quick Ford Fiesta quiz: every answer comes with an explanation and a link to the manual page.