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Home >> Audi >> 2012 >> A4 2.0T >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brake System - Hydraulic Components (Sedan) (As Of 09.2011) >> 47 Hydraulic Components >> Description And Operation >> Electronic Parking Brake Rear Caliper

Electronic Parking Brake Rear Caliper

NOTE:

When servicing, install entire repair kit.

Apply thin coat of assembly paste G 052 150 A2 to brake cylinders, pistons and seals.

Fig 1: Brake Caliper, Servicing Overview
GWWA47-0199Courtesy of AUDI OF AMERICA, LLC
  1. 1 -

    Self-Locking Bolt

    • 35 Nm
    • Always replace.
    • Counterhold at the guide pin when loosening and tightening.
  2. 2 -

    Brake Caliper Housing With Actuator

  3. 3 -

    Bleeder Valve

    • 10 Nm
  4. 4 -

    Dust Cap

    • Push onto bleed valve.
  5. 5 -

    Seal

  6. 6 -

    Pressure Nut

    • To operate parking brake.
  7. 7 -

    Pistons

  8. 8 -

    Guide Pins

  9. 9 -

    Cap

  10. 10 -

    Brake Carrier with Guide Pins and Cap

    • Supplied as an assembled replacement part with sufficient grease on guide pins.
    • If protective caps or guide pins are damaged, install repair kit. Use grease packet supplied to lubricate guide pins.
  11. 11 -

    Cap