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Home >> Audi >> 2016 >> S5 Prestige, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Mechanical Components - Brake System (Coupe)) >> 46 Mechanical Components >> Description And Operation >> Front Brakes >> Front Brakes, 1LM

Front Brakes, 1LM

WARNING: This page is about a different variant/trim than selected.
NOTE:

Always install complete repair set.

After replacing brake pads, depress brake pedal firmly several times with vehicle stationary so that the brake pads are properly seated in their normal operating position.

When siphoning brake fluid, always use a bleeder bottle that is used exclusively for brake fluid. Brake fluid is poisonous. NEVER siphon brake fluid with your mouth!

Overview 

Fig 1: Identifying Component Overview: Front Brakes, 1LM
GWWA46-10160Courtesy of AUDI OF AMERICA, LLC
  1. Bolt
    • 5 Nm
      NOTE:

      Replace each time it is removed.

  2. Brake Rotor
    • Wear limit, refer to BRAKES PR CODES .
    • Must always be replaced together on both sides of axle.
    • Remove brake caliper before removing.
    • Coat contact surfaces between brake rotor and wheel hub with Polycarbamide grease .
    • Removing and Installing, refer to FRONT BRAKE ROTOR .
    • Replacing, refer to FRONT BRAKE ROTOR, REPLACING .
  3. Cover Plate Bolt
    • 10 Nm
  4. Cover Plate
  5. Stub Axle Carrier
    NOTE:

    Attach the brake hose bracket and brake pad wear wire to the stub axle carrier. Bolt for the bracket 9 Nm.

  6. Wheel Speed Sensor
    • Removing and installing
  7. Bolt
    • 9 Nm
  8. Brake Hose
    NOTE:

    Brake hose in brake caliper 16 Nm.

    Brake pressure line to brake hose: 16 Nm.

  9. Brake Piston
  10. Guide Pins
  12. Brake Pad Spring
    • 2 installed in each brake caliper.
    • Ensure installation position is correct.
  13. Brake Caliper Bolt
    • 196 Nm
      NOTE:

      Replace each time it is removed.

  14. Brake Caliper
    • When working on the brake caliper, do not let it hang by the brake hose, but secure it to the body with suitable cable ties or wire.
    • Except for "Brake Pads, Removing and Installing " and "Front Brake Caliper, Servicing", no further repairs should made to the brake caliper.
    • Hose must be installed free of twists.
    • Brake allocation.
      NOTE:

      Bleed the brake caliper at both bleed screws.

      No repairs may be performed on the brake caliper.

    • Brake Caliper, Removing and Installing, refer to FRONT BRAKE CALIPER .
    • Brake Caliper, Removing and Installing, refer to FRONT BRAKE CALIPER, REPLACING .
  15. Brake Pads
    • Installed 4 times in each front brake caliper.
    • Wear limit, refer to BRAKES PR CODES .
      WARNING:

      There are four brake pads installed per side. Only the inner top brake pad in the left brake caliper has a connection for the brake pad wear indicator.

    • The brake pad backing plates are equipped with an adhesive film. Remove the protective film from the adhesive surface before inserting.
    • Must always be replaced together on both sides of axle.
    • Removing and Installing, refer to BRAKE PADS .
    • Checking brake pad thickness.
      NOTE:

      Before installing new brake pads, thoroughly clean the brake calipers of contaminants (grease-free). When doing so, pay particular attention to removing any remaining adhesive foil on outer brake pad contact surfaces.

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