Subaru 2002 Impreza Service Manual page 58

FUEL LINE
Fuel Injection (Fuel System)
3. Fuel Line
A: GENERAL
0
The fuel pressurized by the fuel tank inside pump is delivered to each fuel injector by way of the
fuel pipe and fuel filter. Fuel injection pressure is regulated to an optimum level by the pressure
regulator.
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Each injector injects fuel into the intake port of the corresponding cylinder where the fuel is
mixed with air. The mixture then enters the cylinder.
Fuel injection amount and timing are regulated by the ECM.
- : A
-: B
Purge control solenoid valve
Purge valve
Pressure regulator
Throttle body
Fuel filter
Intake manifold
ECM
Canister
Pressure control solenoid valve
Drain valve
NF0428
Drain filter (21) Fuel tank pressure sensor
Shut-off valve (22) Fuel gauge
Vent valve (23) Combination meter
Fuel temperature sensor (24) Fuel injector
Fuel level sensor
Fuel pump A: Fuel line
Jet pump B: Evaporation line
Fuel cut valve
Fuel sub level sensor
Fuel tank
FU-8