Subaru 2002 Impreza Service Manual page 24

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.
0
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.
(1) Fuel gauge
(2) Combination meter
(3) Fuel injector
(4)
Pressure regulator
(5) Throttle body
(6) Intake manifold
(7) Fuel filter
(8) Purge control solenoid valve
(9) Drain valve
Canister (1 9) Fuel tank
ECM (20) Vent valve
Pressure control solenoid valve (21) Shut-off valve
Fuel tank pressure sensor (22) Drain filter
Fuel temperature sensor (23) Fuel sub level sensor
Fuel level sensor
Fuel pump
Jet pump
Fuel cut valve
(a) Fuel line
(b) Evaporation line
NF0477
FU-8