Volkswagen Golf Service & Repair Manual: Removing and installing brake master cylinder, LHD vehicles
| Special tools and workshop equipment
required |
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| Torque wrench -V.A.G 1331- |
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| Torque wrench -V.A.G 1410- |
| Tool inserts (11 mm) -V.A.G 1331/2- |
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| Brake filling and bleeding equipment -VAS 5234- |
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| Sealing plug repair kit -1H0 698 311 A- |
| – |
Observe safety precautions when working in the area of
high-voltage components
→ Chapter. |
| – |
Observe the risk classification of the high-voltage system
→ Electric drive; Rep. gr.00. |
|
|
|
| Danger to life due to high voltage |
| The high-voltage system is under high voltage. If high-voltage
components are damaged, there is a risk of severe or fatal injury due to
electric shock. |
| – |
Carry out visual inspection of high-voltage components and cables. |
| – |
Never use cutting or forming tools, or any others with sharp edges. |
| – |
Never use heat sources such as welding, soldering, thermal bonding
or hot air. |
| – |
Disconnect battery
→ Electrical system; Rep. gr.27. |
| – |
Remove power and control electronics for electric drive
-JX1-
→ Electrical system; Rep. gr.93. |
| – |
Remove bracket for power and control electronics for
electric drive -JX1-
→ Electrical system; Rep. gr.93. |
| – |
Place sufficient lint-free cloths in area of engine,
subframe and gearbox. |
| – |
Draw off as much brake fluid as possible from brake fluid
reservoir using brake filling and bleeding equipment -VAS 5234-. |
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| – |
Release and pull off connector -1-
for brake fluid level warning contact -F34--2-
on brake fluid reservoir -3-. |
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| – |
Unscrew bolt -2- and carefully
pull off brake fluid reservoir -1-
upwards. |
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|
| – |
Mark position of brake lines -2 to 4-
on brake master cylinder -1-. |
| – |
Unscrew brake lines -2 to 4-
from brake master cylinder -1-. |
| – |
Seal threaded holes immediately using sealing plugs -1H0 698
311 A-. |
| – |
Fit dust caps from the bleeder valves onto brake line. |
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|
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| – |
Carefully take brake master cylinder
-1- out of brake servo. |
| Install in reverse order. Note the following points: |
| – |
Thoroughly clean threaded hole for bolts
→ Item. |
| – |
When assembling brake master cylinder with brake servo, make
sure push rod is properly positioned in brake master cylinder. |
| – |
When assembling brake master cylinder with brake servo, make
sure seal
→ Item is seated correctly. |
| – |
Fit sealing plugs onto brake fluid reservoir
→ Item. |
| – |
Moisten sealing plugs
→ Item with brake fluid before pressing brake fluid
reservoir into brake master cylinder. |
| – |
Bleed brake system
→ Chapter. |
| – |
Subsequently bleeding the brake system
→ Chapter. |
| – |
Perform basic setting for electromechanical brake servo
→ Vehicle
diagnostic tester. |
| → Chapter „Assembly overview - brake servo/brake master
cylinder, LHD vehicles“ |
| → Chapter „Assembly overview – Brake system pressure accumulator
-VX70-“ |
| → Electrical system; Rep. gr.93 |
| → Electrical system; Rep. gr.27. |
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1 -
Brake system pressure accumulator -VX70-
Removing and installing
→ Chapter
2 -
Brake line
To ...
Special tools and workshop equipment
required
Torque wrench -V.A.G 1331-
...
Other materials:
Assembly overview - cover and padding for backrest
1 -
Upholstery clip
For attaching backrest cover to backrest padding
Renew after removal
When installing, fit in same location using upholstery clip pliers
-V.A.G 1634
2 -
Beading strip
Sewn to backrest cover
Seats with th ...
Checking holding pressure, engine code CWVA
Special tools and workshop equipment required
Removal wedge -3409-
Pressure tester -VAS 6550-
Connector cable -VAS 6550/3-3-
Connector cable -VAS 6550/3-4-
Vehicle diagnostic tester
...
Removing and installing brake pads or linings
Special tools and workshop equipment required
Vehicle diagnosis, testing and information system -VAS 5051-
Tool set for brake bleeding -VAS 6564-
Insert tool with ratchet -VAS 6784-
Bit attachment (7 mm) -T10503-
...
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Assembly overview – Brake system pressure accumulator -VX70-, RHD vehicles
Removing and installing brake master cylinder, RHD vehicles