VW Golf manuals

Volkswagen Golf Service & Repair Manual: Bleeding hydraulic system following standard procedure

  Note
Bleeding the hydraulic system using brake filling and bleeding equipment -VAS 5234- is described.
A pre-pressure of 2 bar is required for bleeding the ABS hydraulic unit -N55-.
Special tools and workshop equipment required
   
Brake filling and bleeding equipment -VAS 5234-
 
 

Bleeding hydraulic system following standard procedure

Tool set for brake bleeding -VAS 6564-
Carry out the following work:
–  On vehicles with 15-inch rims, remove rear wheels.
  Note
Adhere strictly to work sequence when bleeding brake system.
–  Connect brake filling and bleeding equipment -VAS 5234-.
–  Open bleeder valves in specified order and bleed brake calipers.
1 - Front left brake caliper
2 - Front right brake caliper
3 - Rear left brake caliper
4 - Rear right brake caliper
  Note
Use suitable bleeder hose. It must sit tightly on bleed valve so that no air can enter brake system.
–  Leave bleeder valve of each brake caliper open with bleeder hose fitted until brake fluid discharges free of air bubbles.
 

Bleeding hydraulic system following standard procedure

General notes on brake fluid
  Note Only use new brake fluid conforming to VW standard (VW 501 14). Brake fluid is poisonous. Also due to its corrosi ...

Subsequent bleeding of hydraulic system
  Note Carry out subsequent bleeding when: brake pedal travel is too long or so-called »soft brake pedal« ...

Other materials:

Information stored in the control units
First read and observe the introductory information and safety warnings Your vehicle is factory fitted with electronic control units which are responsible for engine and gearbox management. The control units also monitor the function of the exhaust system and the airbags. These electronic ...

Tyre monitoring display
First read and observe the introductory information and safety warnings The tyre monitor display uses the ABS sensors to compare the rolling circumference and the vibration characteristics of the individual wheels. Any change in the tyre pressure of one or more wheels is shown by the tyre mo ...

Assembly overview - add-on parts of heater and air conditioning unit and of air intake box
  Note There are different designs and makes of heater and air conditioning unit. The individual components of the various heaters and air conditioning units are similar but not identical. The combined fitting of different makes of component ...

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