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Home >> Audi >> 2022 >> S8 >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Components (Brakes) >> 47 Hydraulic Components >> Brake Booster/Brake Master Cylinder >> Brake Fluid Reservoir, Removing And Installing >> Removing

Brake Fluid Reservoir, Removing And Installing: Removing

-- Remove the tower brace. Refer to TOWER BRACE, REMOVING AND INSTALLING .

-- Remove the refrigerant lines in the plenum chamber. Refer to Refrigerant Circuit .

CAUTION:

Leaking brake fluid increases the risk of injury.

Risk of skin irritation and injury.

- Wear safety gloves.

-- Open the brake fluid reservoir.

Fig 1: Suction Hose From The Brake Charger/Bleeder Unit
GWWN01-11816Courtesy of AUDI OF AMERICA, LLC
CAUTION:

Risk of accident due to the brakes malfunctioning.

- Brake fluid must never come into contact with fluids containing mineral oils (oil, gasoline, cleaning solutions).

- Wear safety gloves that are free of oil and grease.

-- Extract as much brake fluid from the brake fluid reservoir as possible using the Brake Filling and Bleeding Equipment: VAS6860  or Brake Charger/Bleeder Unit: VAS5234  with a suction hose.

CAUTION:

There is a risk of contamination and paint damage from leaking brake fluid.

- Rinse off any leaking brake fluid immediately using plenty of water.

-- To prevent brake fluid from escaping, place enough lint-free cloths in the area under the brake fluid reservoir.

-- Remove the bolt -arrow- and remove the protective plate -1-.

GWWA47-10297Courtesy of AUDI OF AMERICA, LLC

TIP: 

-- Disconnect the connector -2- for the Brake Fluid Level Warning Switch -F34-.

GWWA47-10257Courtesy of AUDI OF AMERICA, LLC

-- To prevent brake fluid from escaping, place enough lint-free cloths in the area under the brake master cylinder.

-- Remove the bolt -arrow- for the brake fluid reservoir on the side from the brake fluid reservoir and the brake master cylinder.

-- Remove the brake fluid reservoir -1- from the plugs.