VW Golf manuals

Volkswagen Golf Service & Repair Manual: Assembly overview - high-pressure pump

Assembly overview - high-pressure pump

1 -  Roller tappet
When installing lubricate lightly with clean engine oil
2 -  O-ring
Renew
When installing lubricate lightly with clean engine oil
3 -  High-pressure pump
With fuel pressure regulating valve -N276-.
Do not dismantle
Removing and installing → Chapter
4 -  High-pressure pipe
The fuel system is under high pressure.Risk of injury due to fuel which may spurt out.Release high pressure.
→ Chapter
Removing and installing → Chapter
Check for damage before re-installing.
Do not alter shape
Unions must not show any signs of damage
Lubricate thread of union nuts with clean engine oil
25 Nm
5 -  Bolt
Renew
Specified torque and tightening sequence → Fig.
6 -  Hose clip
7 -  Fuel supply line
8 -  Electrical connector

 
     
High-pressure pump - specified torque and sequence
To prevent flange of high-pressure pump from being deformed during installation, install high-pressure pump as follows:
–  Tighten bolts in stages as follows:
 

Assembly overview - high-pressure pump

Stage Bolts Specified torque/ additional specified angle
1 -3- Screw in to contact by hand
2 -3- Tighten one turn alternately until flange of high-pressure pump makes contact with camshaft housing
3 -3- 20 Nm
4 -3- Turn 90° further
High-pressure pump
...

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. ...

Other materials:

Checking fuel pressure
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   ...

Noises from shock absorbers
Shock absorbers are often replaced because of noises (rumbling, etc.) experienced by the customer. Inspections on the test rig and in the vehicle have shown that in approx. 70 % of these cases there is no case for complaint. The replacement was not justi ...

Removing and installing speed sensor on rear axle -G44-/-G46-
  Note Removal and installation is described for the rear left speed sensor. Removal and installation of the rear right speed sensor is analogous.     Rear left speed sensor -G46--1-. ...

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