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Home >> Audi >> 2024 >> S3 Premium Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Hydraulic Components (Brake System)) >> 47 Hydraulic Components >> Brake Booster/Brake Master Cylinder >> Brake Fluid Reservoir, Removing And Installing >> Removing

Brake Fluid Reservoir, Removing And Installing: Removing

WARNING: This page is about a different car, the 2022 Audi S3, 2022 Audi RS 3, 2022 Audi A3 Quattro, and 2022 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required 

Removing

-- Remove the battery. Refer to BATTERY, REMOVING AND INSTALLING .

CAUTION:

Leaking brake fluid increases the risk of injury.

Risk of skin irritation and injury.

- Wear safety gloves.

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.

-- Open the brake fluid reservoir.

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 as possible from the brake fluid reservoir using the :VAS5234  with the :VAS5234/1  .

-- To protect against escaping brake fluid, place enough lint-free cloths in the area below the master brake cylinder.

Vehicle with manual transmission:

GWWN47-10459Courtesy of AUDI OF AMERICA, LLC

-- Remove the clutch master cylinder return hose -4- on the brake fluid reservoir -1-.

-- Immediately close the hose with a clean plug and tie upward.

Continuation for All Vehicles:

GWWA47-10372Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -1- from the Brake Booster Control Module -J539-.

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

-- Drive out the locking pin -4- and remove the brake fluid reservoir -3- from the plugs.