volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Upper Section, Disassembling and Assembling|Page 2187 > < Upper Section, Disassembling and Assembling|Page 2185
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Intake Manifold: Service and Repair
Lower Section, Disassembling and Assembling

Intake Manifold Lower Section

1

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Fuel pressure regulator
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Checking fuel pressure regulator and holding pressure. Refer under "Powertrain Management/Fuel Delivery and Air Induction/Fuel
Pressure Regulator" See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Pressure Regulator/Testing and Inspection 

2

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O-rings
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Replace if damaged

3

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Vacuum hose
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To intake manifold upper section

4

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Air line

5

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Air hose
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For air shrouded fuel injectors

6

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O-ring
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Always replace

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Before installing moisten with clean engine oil

7

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Cyl.1, 2, 3 & 4 fuel injectors (-N30- through -N33-)*/**
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Checking. Refer under "Powertrain Management/Fuel Delivery and Air Induction/Fuel Injector" See: Powertrain Management/Fuel
Delivery and Air Induction/Fuel Injector/Testing and Inspection 

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Air shrouded

Upper Section, Disassembling and Assembling|Page 2187 > < Upper Section, Disassembling and Assembling|Page 2185