Passat Sedan 4Motion W8-4.0L (BDP) (2002)
Fuel Pressure: Testing and Inspection
Fuel pressure regulator and residual pressure, checking
Function
The fuel pressure regulator controls the fuel pressure as a function of the Manifold Absolute Pressure (MAP).
Recommended special tools and equipment
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V.A.G 1318 pressure gauge
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VAG1318/7 adapter
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VAG1318/10 adapter
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V.A.G 1318/13 hose adapter
Without illustration:
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VAS5024A assembly tool for spring-type clamps
Test requirements
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Parking brake must be engaged or else daylight driving lights will be switched on.
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For vehicles with automatic transmission, selector lever must be in position -P-or -N-.
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Delivery quantity of Fuel Pump (FP) OK, Fuel Pump (FP), checking. See: Powertrain Management/Computers and Control Systems/Testing and
Inspection/Component Tests and General Diagnostics/Fuel Pump (FP) In Fuel Tank, Check
Test sequence