Passat Sedan L4-2.0L Turbo (BPY) (2007)
Fuel Pressure: Testing and Inspection
Fuel Pressure, Checking
Engine MFI
Fuel Pump, Checking
‹› When replacing the fuel delivery unit, check the fuel tank for visible contamination and clean if necessary.
Special tools, testers and auxiliary items required
‹› Pressure Tester (VAS 6550)
‹› Remote Control (V.A.G 1348/3A)
‹› Test Instrument Adapter/DSO (5-pin) (VAS 5565)
‹› Multi-meter (V.A.G 1715)
‹› Wrench (T10202)
‹› Measuring Container, 2 Liter
Fuel Pressure, Checking
Conditions
‹› The fuel pump function must be checked. Refer to => [ Function and Voltage Supply, Checking ]. See: Computers and Control Systems/Testing
and Inspection/Component Tests and General Diagnostics/Diagnostic Procedures/Fuel Pump, Checking/Function and Voltage Supply, Checking
Sequence
Read safety precautions before beginning work. Refer to => [ Safety Precautions ] See: Service Precautions/Safety Precautions/Fuel Supply.
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Observe the rules for cleanliness. Refer to => [ Clean Working Conditions ] See: Service Precautions/Clean Working Conditions/Fuel Supply.
CAUTION!
The fuel system is under pressure!
‹› Wear protective goggles and protective clothing to prevent injuries and contact with skin.
‹› Before disconnecting the connection, place a cloth around the connection point. Then release pressure by carefully disconnecting the
connection.
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Disconnect the supply line (metal coupling) - arrow - and collect any leaking fuel in a cloth.