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 |
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Brake filling and bleeding equipment -VAS 5234- |
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Tool set for brake bleeding -VAS 6564- |
Carry out the following work: |
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On vehicles with 15-inch rims, remove rear wheels. |
Note
Adhere strictly to work sequence when bleeding brake system. |
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Connect brake filling and bleeding equipment -VAS 5234-. |
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Open bleeder valves in specified order and bleed brake
calipers. |
1 - |
Front left brake caliper |
2 - |
Front right brake caliper |
3 - |
Rear left wheel brake cylinder |
4 - |
Rear right wheel brake cylinder |
5 - |
Brake system pressure accumulator -VX70-, LHD vehicles |
Use suitable bleeder hose. It must sit tightly on bleeder
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. |
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General notes on brake fluid
Only use new brake fluid conforming to VW standard
(VW 501 14).
Note
...
Note
Carry out subsequent bleeding when:
brake pedal travel is too long or so-called
»soft brake pedal«
...
Other materials:
Front axle
Overview of fitting locations - front axle
I -
→ Chapter „Subframe“
II -
→ Chapter „Suspension strut, upper suspension link“
III -
→ Chapter „Lower suspension link ...
Round connector systems
Note
If necessary, any housing catches in place (secondary
locking mechanisms) must be released or removed prior to
disengaging the contacts using the prescribed tool
→ Chapter.
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General
Perform a road test to determine whether a vehicle is
pulling to one side and if so, which side. If the vehicle pulls
to one side
→ Chapter.
When wheel alignment is checked, include the wheel alignment
test results in ty ...
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