volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Fuel Pressure Regulator|Locations|Page 4307 > < Fuel Pressure Regulator|Locations
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Fuel Pressure Regulator: Testing and Inspection

Fuel Pressure Regulator And Holding Pressure, Checking

The fuel pressure regulator regulates the fuel pressure depending on intake manifold pressure.

Special tools and equipment

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VAG 1318 Pressure gauge

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1318/10 Adapter

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1318/11 Adapter

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1318/16 Adapter

Test conditions

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Fuel pump delivery rate OK, checking

Test sequence

WARNING:  Fuel system is under pressure. Before opening the system place a cloth around the connection. Then release pressure by carefully
loosening the connection.

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Pull fuel pump fuse No. 40 out of fuse holder.

Fuel Pressure Regulator|Locations|Page 4307 > < Fuel Pressure Regulator|Locations