LEMON Manuals: Even more car manuals for everyone
Home >> Audi >> 2017 >> A4 Prestige >> Repair and Diagnosis (Single Page) >> Brakes >> Anti-Lock Brakes >> Hydraulic Brake Components >> 47 Hydraulic Components >> Hydraulic System >> Hydraulic System, Bleeding >> Hydraulic System, Bleeding With Brake Charger/Bleeding Unit >> Bleeding Sequence

Bleeding Sequence

  1. Left front outer brake caliper (not steel brakes 1LA/1LB)
  2. Left front inner brake caliper
  3. Right front outer brake caliper (not steel brakes 1LA/1LB)
  4. Right front inner brake caliper
  5. Left Rear Brake Caliper
  6. Right Rear Brake Caliper

-- Leave the bleed screw open with the brake fluid hose connected, until brake fluid flows out clear and without air bubbles.

-- Press brake pedal five times to assist the bleeding procedure.

-- Tighten the bleed screw, remove the bleeder hose and place the dust cap on the bleed screw.

-- Repeat the bleeding procedure in the specified sequence for the remaining brake calipers.

-- Fill the brake fluid reservoir under consideration of brake pad wear up to the "MAX" mark and screw on the fuel cap.

Fig 1: Brake Fluid Reservoir
GWWA47-10258Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Start the engine and check the brake pedal travel and pressure.

-- If the pedal travel is too long, check the brake system for leaks or repeat the bleeding procedure.

CAUTION:

- Make sure the brakes are working correctly before driving the vehicle for the first time.

Brake Fluid, Changing. Refer to appropriate service information.