Volkswagen Passat 1995 Official Factory Repair Manual page 2133

Engine components,checking
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.FU08.24.2
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
V.A.G 1318 pressure gauge
V.A.G 1318/1 hose adapter
V.A.G1318/10 adapter
Test requirements
Parking brake must be engaged or else daylight
driving lights will be switched on.
For vehicles with automatic transmission,
selector lever must be in -P-.
Delivery quantity and check-valve of Fuel Pump
(FP) OK, check
checking.
Ignition switched off.
Page 52 of 59
Page 20-15 , Fuel Pump (FP),
24-78
12/6/2004