Volkswagen Golf Service & Repair Manual: Removing and installing high-pressure pump
The fuel system is under high pressure.Risk of injury due to fuel which
may spurt out.Release high pressure.
| Risk of functional impairment due to soiling
→ Chapter. |
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Remove high-pressure pipe
→ Chapter. |
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Disconnect electrical connector -1-. |
 Note
| Place a cloth underneath to catch escaping fuel. |
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Release hose clip -2- and
detach fuel supply hose. |
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Unscrew bolts -3- and detach
high-pressure pump with roller tappet. |
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Check roller tappet for damage and renew if necessary. |
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Moisten roller tappet -1- with
clean engine oil. |
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Insert oiled roller tappet -1-
into camshaft housing. |
Note
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Turn crankshaft in direction of engine rotation until roller
tappet is at bottom dead centre. |
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Insert new, lubricated O-ring -2-
in groove of high-pressure pump -3-. |
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Tighten bolts hand tight. |
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Tighten bolts in diagonal sequence to specified torque
→ Fig.. |
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Check fuel system for leaks. |
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1 -
Roller tappet
When installing lubricate lightly with clean engine oil
2 -
O-ring
Renew
When ...
Special tools and workshop equipment
required
Torque wrench -V.A.G 1331-
...
Other materials:
Safety precautions for working on vehicles with auxiliary/supplementary
heater
Danger of fire and explosion from auxiliary/supplementary heater
In fire and explosion-endangered areas a spark or the high
temperature of the auxiliary/supplementary heater can cause a fire or an
explosion. Burn injuries are also possible.
–
Swit ...
Brake test
General information
The drive is provided by the test rig.
For the test, ensure for vehicles with a manual gearbox that
the gear lever is in neutral, and for vehicles with an automatic
gearbox that the select ...
General notes on tyre noise
Tyre noise that can be heard by the human ear is caused by
vibrations which are transmitted by the air from the source of
the sound to our ears.
Of interest here are the noises caused by certain
characteristics and effects while the tyre ...
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Assembly overview - high-pressure pump
Removing and installing high-pressure pipe