Procedures

Hydraulic System, Bleeding

Special tools, testers and auxiliary items required

• Brake Charger/Bleeder Unit (VAS 5234) or (V.A.G 1869)

• Bleed the hydraulic system after working on the hydraulic clutch mechanism.

• Be careful not to get any brake fluid on the longitudinal member or on the transmission when performing the following work.

• It is not necessary to pre-fill the system.

• Before bleeding, fill the brake fluid reservoir to the "MAX" mark with brake fluid.

• The clutch pedal is in the neutral position and is not pressed.

• Brake fluid: allocation, refer to the Parts Catalog.

- Remove the air filter housing.

- Connect the brake charger/bleeding unit (VAS 5234) or (V.A.G 1869).

Use the bleeder hose (670 mm) (V.A.G 1238/B3).

- Connect the bleed hose to the brake bleeder unit collector bottle.

- Connect the bleeder hose - A - to breather assembly - arrow -.






- Turn on the brake charger/bleeding unit.

- Apply 2 bar pressure to the system.

- Open the breather valve approximately 1/4 turn.

- Press the clutch pedal manually 15 to 20 times very quickly from stop to stop.

- Close the breather valve and turn off the bleed unit.

- After completing the bleeding procedure, and the pressure has dropped from 2 bar, press the clutch pedal an additional 10 times by foot.

- Install the air filter housing.