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Servicing clutch release mechanism > < Removing and installing clutch slave cylinder

A3 Mk1

Bleeding clutch system
Bleeding clutch system
Special tools and workshop equipment required
   
t  Brake filling and bleeding equipment -VAS 5234- or brake filling and bleeding equipment -V.A.G 1869-
t  Brake fluid specification → Rep. Gr.47.
  Note
Before bleeding the clutch system, pull out clutch pedal and top up brake fluid to “Max” marking on brake fluid reservoir.
–  Brake fluid specification → Rep. Gr.47.
  Note
Prefilling the system is not necessary.
–  Connect brake filling and bleeding equipment -VAS 5234- or brake filling and bleeding equipment -V.A.G 1869-.
–  To bleed system, use bleeder hose -V.A.G 1238/B-3 (670 mm long), if necessary.
–  Then connect bleeder hose -V.A.G 1238/B- to collector bottle of brake bleeding unit.
  W00-1101
–  Connect bleeder hose -V.A.G 1238/B- to bleeder connection -arrow-.
–  Pressurise system to 2 bar.
–  Open bleeder screw.
–  Bleed off about 100 cm3 of brake fluid.
–  Rapidly pump clutch pedal through full range of travel 10 to 15 times.
–  Bleed off an additional 50 cm3 of brake fluid.
–  Close bleeder screw.
–  Depress clutch pedal several times after bleeding process is completed.
–  Repeat bleeding procedure if necessary.
  N30-0369

Servicing clutch release mechanism > < Removing and installing clutch slave cylinder