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:

Introduction
This chapter contains information on the following subjects:  → The dangers of assuming an incorrect sitting position    → Correct sitting position    → Mechanical controls on the front seat    → Electrical controls on the front seats    → Adjusting ...

Nuts and bolts
Loosen and tighten securing bolts and securing nut for covers and housings diagonally. Specified torques settings are specified for unoiled bolts and nuts. Threads of bolts secured with locking fluid must be ...

Reinforced and Extra Load (XL) tyres
Some tyre manufacturers have for some time replaced the designation “Reinforced” with the designation “Extra Load”. This designation has long been standard in non-European countries. Technically, there is no difference between them. ...

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