Volkswagen Golf Service & Repair Manual: Vacuum system
| Vacuum pump for brake servo, diesel
vehicles |
| Vacuum pump for 4-cylinder diesel engine (1.6 l, common
rail): |
| The vacuum pump is installed in the oil pump. |
| – |
Removing and installing vacuum pump/oil pump
→ Rep. gr.17. |
|
| Checking non-return valve |
|
|
|
| – |
Carefully pull non-return valve with vacuum line
-1- out of brake servo. |
| – |
Blow small amount of air through non-return valve
-1- in one direction first, then in
other direction. |
| Air must pass through non-return valve
-1- in -direction of arrow-. |
| The non-return valve -1- must
remain closed in the opposite -direction
of arrow-. If this is not the case, renew non-return
valve or, if necessary, complete vacuum line. |
 Note
| When installing the vacuum line with non-return valve,
ensure the correct installation position relative to the brake
servo. |
|
|
|
Note
If there are problems with the brake servo, first check the
brake servo vacuum system
→ Chapter.
Special tools a ...
Note
The vacuum sender -G608- is only installed in selected
petrol engines.
Removing
...
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Removing and installing brake master cylinder, RHD vehicles
Removing and installing vacuum sender -G608