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Home >> Audi >> 2010 >> A4 2.0T >> Repair and Diagnosis >> External Pages >> Different car >> Section 1226 (Hydraulic Components) >> 47 Hydraulic Components >> Brake Master Cylinder, Removing And Installing >> Brake Master Cylinder, Removing And Installing >> Removing

Brake Master Cylinder, Removing And Installing: Removing

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Special Tools And Workshop Equipment Required 

-- Remove the left plenum chamber cover. Refer to PLENUM CHAMBER BULKHEAD .

-- Remove the engine compartment seal near the brake booster.

-- Remove the left bulkhead from the plenum chamber. Refer to PLENUM CHAMBER BULKHEAD .

-- Remove the connector -2- from the Brake Lamp Switch -F- -1-.

Fig 1: Brake Lamp Switch -F- -1-. And Connector
GWWN47-10133Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the connector from the Brake Fluid Level Warning Switch -F34-.

-- Place enough lint-free cloths in the plenum chamber in the area of the brake master cylinder.

-- Extract as much brake fluid as possible from the brake fluid reservoir using the Brake Charger/Bleeder Unit:VAS5234  or Brake Charge and Bleed Equipment:VAG1869/4  .

-- Pull the brake line out of the bracket in the plenum chamber.

-- Remove the brake lines -A and B- from the brake master cylinder.

Fig 2: Brake Master Cylinder
GWWN45-10211Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Seal the brake lines and brake master cylinder using the Plugs:1H0 698 311 A  from the repair kit.

-- Remove the nuts from the brake master cylinder.

-- Carefully take brake master cylinder out of brake booster.