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:
Disconnecting and connecting battery, vehicles with high-voltage system
Caution
Observe the following instructions and precautions
on safety when working on pyrotechnic components:
Contrary to the following description, the battery
must be disconnected ...
Engine preheating
Fig. 131 The front left of the bumper:
connection for engine preheating ②
First read and observe the introductory information
and safety warnings In engine preheating mode, the engine coolant is heated
slowly using a heating element while the vehicle is stationary. To do so, the cables
...
Warning and indicator lamps
First read and observe the introductory information
and safety warnings
Lit up
Possible cause
Solution
Electromechanical steering not functioning.
The steering should be checked by a qualified workshop
as soon as possible.
...
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