VW Golf manuals

Volkswagen Golf Service & Repair Manual: 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 → Chapter.
–  Remove high-pressure pipe → Chapter.
   
–  Disconnect electrical connector -1-.
  Note
Place a cloth underneath to catch escaping fuel.
–  Release hose clip -2- and detach fuel supply hose.
–  Unscrew bolts -3- and detach high-pressure pump with roller tappet.
Installing
–  Check roller tappet for damage and renew if necessary.
–  Moisten roller tappet -1- with clean engine oil.
 

Removing and installing high-pressure pump

–  Insert oiled roller tappet -1- into camshaft housing.
  Note
Renew O-ring.
–  Turn crankshaft in direction of engine rotation until roller tappet is at bottom dead centre.
–  Insert new, lubricated O-ring -2- in groove of high-pressure pump -3-.
–  Tighten bolts hand tight.
–  Tighten bolts in diagonal sequence to specified torque → Fig..
–  Check fuel system for leaks.
 

Removing and installing high-pressure pump

Assembly overview - high-pressure pump
1 -  Roller tappet When installing lubricate lightly with clean engine oil 2 -  O-ring Renew When ...

Removing and installing high-pressure pipe
Special tools and workshop equipment required     Torque wrench -V.A.G 1331-   ...

Other materials:

Assembly overview - charge air system
  Note Check all air hoses and pipes for firm seating and leaks before carrying out tests or repairs. Observe rules for cleanliness → Chapter. 1 -  Coolant hose 2 -  Bolt ...

Function and operation by the user
Fig. 179 In the instrument cluster display: Driver Alert System First read and observe the introductory information and safety warnings The Driver Alert System determines the driving behaviour at the beginning of a journey and uses it to evaluate the tiredness of the driver. This is comp ...

Seam seals, rear body
  Note Seam seals made during repair work must be identical in appearance and thickness to the original seam seals. To avoid damage or faulty operation, brush seam seals smooth near attachments which must be attached. ...

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