Passat L4-1.8L Turbo (AWM) (2004)
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Fuel Pressure: Testing and Inspection
Fuel Pressure Regulator and Residual Pressure, Checking - II
Fuel Pressure Regulator And Residual Pressure, Checking
The fuel pressure regulator controls the fuel pressure and is dependent on intake manifold pressure.
Special tools, testers and auxiliary items required
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Pressure Gauge V.A.G 1318
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Pressure Gauge Adapter V.A.G 1318/6+7
Test sequence
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Remove fuse No. 28 (fuel pump) from fuse holder.
CAUTION: Fuel supply line is under pressure. Wear eye protection and protective clothing in order to avoid injuries by contact with fuel. Before
removing from hose connection wrap a cloth around the connection. Then release pressure by carefully pulling hose off connection.
