VW Golf manuals

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
Test procedure
   
–  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.
 

Checking non-return valve

Removing and installing brake master cylinder, RHD vehicles
  Note If there are problems with the brake servo, first check the brake servo vacuum system → Chapter. Special tools a ...

Removing and installing vacuum sender -G608
  Note The vacuum sender -G608- is only installed in selected petrol engines. Removing     ...

Other materials:

Removing and installing heat shield for rear silencer
Special tools and workshop equipment required         Engine and gearbox jack -VAS 6931-   Note The removal and installation procedures may have to be modified slightly ...

Removing and installing high-pressure pump
Removing Engine cold The fuel system is under high pressure.Risk of injury due to fuel which may spurt out.Release high pressure. → Chapter Risk of functional impairment due to soiling ...

Changing engine oil
First read and observe the introductory information and safety warnings The engine oil must be changed regularly in accordance with the data given in the service schedule. The engine oil and filter change should always be carried out by a qualified workshop due to the special tools and kno ...

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