Volkswagen Golf / Golf Plus. Manual - part 186

 

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Volkswagen Golf / Golf Plus. Manual - part 186

 

 

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♦ Brake bleeding wrench -VAS 5519-
♦ Brake bleeding tool -VAS 6564-

– Unscrew cap -1- from brake fluid reservoir.

– Extract as much brake fluid as possible using suction hose

from brake filling and bleeding equipment -VAS 5234- .

Note

The strainer in brake fluid reservoir must not be removed.

WARNING

Do not reuse extracted brake fluid!

Maintenance - Edition 11.2009

54

    4. Descriptions of work

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– Screw adapter -1- onto brake fluid reservoir.
Observe ⇒  operating instructions for -VAS 5234- !
– Adjust correct pressure on brake filling and bleeding equip‐

ment -VAS 5234- : Running gear, brake systems ⇒  Running

gear, brake systems; Rep. Gr.  47 ; Bleeding brake system →

Bleeding brake system.

– Connect filling hose from brake filling and bleeding equipment

-VAS 5234- to adapter -1-.

Note

Use an appropriate bleed hose. It must seat tightly on bleeder

valve so that no air can enter the brake system.

– Remove cover cap -1- from bleeder valve of front left brake

caliper.

– Push collector bottle bleeder hose -1- onto front left bleeder

valve, open bleeder valve and let appropriate quantity of brake

fluid run out (see table). Close bleeder valve. Torque: Running

gear → Brake systems ⇒  Rep. Gr.  47 → Repairing front brake

caliper.

– Fit again cover cap on bleeder valve of front left brake caliper.
Repeat procedure on right-hand side of vehicle at front.
– If necessary, unscrew both wheels on rear axle to reach the

bleeder valve.

– Remove cover cap -1- from bleeder valve of rear left brake

caliper.

Maintenance - Edition 11.2009

4. Descriptions of work    

55

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– Push collector bottle bleeder hose -1- onto rear left bleeder

valve.

– Open bleeder valve and let appropriate quantity of brake fluid

run out (see table). Close bleeder valve. Torque: Running gear

→ Brake systems ⇒  Rep. Gr.  47 → Repairing rear brake cal‐

iper.

– Fit again cover cap on bleeder valve of rear left brake caliper.
– Repeat procedure on right-hand side of vehicle at rear.
For vehicles with manual gearbox
Remove air filter housing.
Procedure
– Power unit ⇒  Rep. Gr.  23 → Diesel direct injection system →

Assembly overview - air filter

Or
– Power unit ⇒  Rep. Gr.  24 → Injection system → Removing and

installing air filter

Note

For technical reasons it is possible that several cross references

are not directed to the correct chapter. In this case select the pro‐

cedure manually in the information.

– Push bleeder hose onto bleeder valve -arrow- of clutch slave

cylinder -1-.

– Open valve and allow approx. 100 ml of brake fluid to flow out.
– Close valve and depress clutch pedal 10 to 15 times quickly

in succession.

– Open valve again and allow approx. 50 ml of brake fluid to flow

out.

– Close valve, remove bleeder hose and depress clutch pedal

several times.

– Install air filter housing accordingly in reverse order.
Sequence and quantity of brake fluid

Sequence

bleeder valves:

Brake fluid quantity

which must flow out of bleeder valves:

Brake caliper

 

Front left

0.20 litre

Front right

0.20 litre

Wheel brake cylinder/brake caliper

 

Rear left

0.30 litre

Rear right

0.30 litre

Clutch slave cylinder

0.15 litre

Total quantity: approx. 1.15 litre
– Set fill lever of brake filling and bleeding equipment -VAS

5234- to position “B” (see operating instructions).

– Remove filler hose from adapter.

Maintenance - Edition 11.2009

56

    4. Descriptions of work

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– Unscrew adapter from brake fluid reservoir.
– Check brake fluid level and correct if necessary. It must be

between position -1- and -2-.

– Screw on cap -1- of brake fluid reservoir.
– Perform functional check during road test.
– If necessary, reinstall rear wheels 

⇒ page 112

 .

4.10

Brake fluid level: Check

Brake fluid level at delivery inspection:
Brake fluid level at inspection service:

WARNING

If  level  is  below  MIN.  marking  -2-,  brake  system  should  be

checked before fluid is added (repair measure).

Instructions for use and safety 

⇒ page 53

Brake fluid specification 

⇒ page 53

Procedure, brake fluid level (dependent upon lining/pad wear):

Check 

⇒ page 58

Maintenance - Edition 11.2009

4. Descriptions of work    

57

 

 

 

 

 

 

 

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