Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Impreza 2001-2002.2004-2007 Approved Subaru Impreza 2006-07 STi Engine FU(STi) Fuel Injection
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FUEL INJECTION
(FUEL SYTEMS)
General Description
FUEL INJECTION (FUEL SYSTEMS)
1. General Description
A: SPECIFICATION
Capacity 60 2 (15.9 US gal, 13.2 Imp gal)
Fuel tank
Location Under rear seat
Type Impeller
Shutoff discharge pressure 450 -- 677 kPa (4.59 -- 6.9 kgf/cm2, 65.27 -- 98.2 psi)
Fuel pump
More than 145 2 (38.3 US gal, 31.9 Imp gal)/h
Discharge flow
[12 V at 300 kPa (3.06 kgf/cm2, 43.5 psi)]
Fuel filter Cartridge type
FU(STI)-2
General Description
FUEL INJECTION (FUEL SYSTEMS)
B: COMPONENT
1. INTAKE MANIFOLD
(19)
(16) T6
T2
T1 T6 T6
T3
(11) T6 (15)
(14)
(12) (17)
(13) T3
(18)
T6
T5
(20)
(10)
T7
T7
(10)
(9) (23)
(23)
T2
(22)
(8)
(22)
(7)
(9) T1
(21)
T6
(6) (13)
T4
(5)
(4) (8)
(7) (11)
(2) T2 (12)
(1)
T6
(3)
T2
T6 (2)
(3)
FU-02909
FU(STI)-3
General Description
FUEL INJECTION (FUEL SYSTEMS)
(1) Fuel pipe ASSY (12) O-ring (22) Purge hose
(2) Fuel hose (13) Fuel injector pipe (23) Tumble generator valve actuator
(3) Clip (14) Pressure regulator
(4) Purge control solenoid valve (15) Pressure regulator hose Tightening torque: Nm (kgf-m, ft-lb)
(5) Vacuum hose (16) Fuel pipe protector RH T1: 3.5 (0.36, 2.6)
(6) Vacuum control hose (17) Blow-by hose stay T2: 6.4 (0.65, 4.7)
(7) Intake manifold gasket (18) Intake manifold T3: 8.25 (0.84, 6.1)
(8) Guide pin (19) Wastegate control solenoid valve T4: 16 (1.6, 11.8)
(9) Tumble generator valve ASSY ASSY T5: 17 (1.73, 12.5)
(10) Tumble generator valve gasket (20) Nipple T6: 19 (1.94, 13.7)
(11) Fuel injector (21) Purge valve T7: 25 (2.5, 18.1)
2. AIR INTAKE SYSTEM
T2
T1
(3)
(4)
(1)
(2)
FU-01072
(1) Gasket (3) Manifold absolute pressure sensor Tightening torque: Nm (kgf-m, ft-lb)
(2) Throttle body (4) O-ring T1: 1.6 (0.16, 1.2)
T2: 8 (0.8, 5.8)
FU(STI)-4
General Description
FUEL INJECTION (FUEL SYSTEMS)
3. CRANKSHAFT POSITION, CAMSHAFT POSITION AND KNOCK SENSORS
T1
(4)
T2
T1
(1) T1
(3)
(2)
FU-01036
(1) Crankshaft position sensor (3) Camshaft position sensor LH Tightening torque: Nm (kgf-m, ft-lb)
(2) Knock sensor (4) Camshaft position sensor RH T1: 6.4 (0.65, 4.7)
T2: 24 (2.4, 17.4)
FU(STI)-5
General Description
FUEL INJECTION (FUEL SYSTEMS)
4. FUEL TANK
(13)
(16)
(13)
(15)
T1
(12)
(9)
C
(14)
B (13) (17)
A T1
(38) (13)
(39)
(17) (13)
(11) (13) (18)
(12)
(10) (31) (37)
(7) (8) (13)
T1 T1 (13)
(6) (17) (6) (19)
E
(11)
(10)
T2 T1
C (22)
(34) (13) D
(13)
(7)
(30)
(44) (41)
(43) (36)
E (35) (13) (20)
(33)
(29) (21) A (42)
B
(40)
(28)
(32) (13)
(20)
(21) D
(13)
(23)
(26)
(25)
(4) (40)
(5) (2) (24)
(21)
(20)
T3 T3
(3)
(20) (21) (27) (13)
(2)
(1)
T2
(40) T2 FU-02880
FU(STI)-6
General Description
FUEL INJECTION (FUEL SYSTEMS)
(1) Heat shield cover (18) Evaporation hose D (35) Fuel tank pressure sensor hose
(2) Fuel tank band (19) Evaporation pipe ASSY (36) Vent valve gasket
(3) Protector LH (20) Retainer (37) Fuel tank sensor control valve
(4) Protector RH (21) Quick connector (38) Fuel level sensor
(5) Fuel tank (22) Jet pump hose A (39) Fuel filter
(6) Canister hose A (23) Fuel return tube (40) Clip
(7) Clamp (24) Fuel pipe ASSY (41) Evaporation hose G
(8) Fuel pump gasket (25) Jet pump hose B (42) Clamp
(9) Fuel pump ASSY (26) Fuel delivery tube (43) Clamp
(10) Fuel cut valve gasket (27) Evaporation hose E (44) Fuel filler hose
(11) Fuel cut valve (28) Fuel sub level sensor gasket
(12) Evaporation hose A (29) Jet pump filter Tightening torque: Nm (kgf-m, ft-lb)
(13) Clip (30) Fuel sub level sensor T1: 4.4 (0.45, 3.3)
(14) Joint pipe (31) Protector cover T2: 7.4 (0.75, 5.4)
(15) Evaporation pipe (32) Evaporation hose F T3: 33 (3.4, 25)
(16) Evaporation hose B (33) Vent valve
(17) Evaporation hose C (34) Fuel tank pressure sensor
FU(STI)-7
General Description
FUEL INJECTION (FUEL SYSTEMS)
5. FUEL LINE
(30) (29)
(29) (18)
(15) (31)
(17)
(16)
(35) (19)
T2
(20)
(29) T3
T1
(12) (23)
(34)
(24)
(32)
(22)
(13)
(14) (21) T2
(25)
T2
(27)
(26)
T4 T4
(3) (1)
(2) (1) (4) (33)
(28)
(5) (11)
(8)
(10) (6)
(7) (1)
(1)
(9) T4
T4
FU-02881
FU(STI)-8
General Description
FUEL INJECTION (FUEL SYSTEMS)
(1) Clamp (16) Pressure control solenoid valve (29) Clamp
(2) Fuel return hose A bracket (30) Pressure control solenoid valve
(3) Fuel damper valve (return) (17) Drain hose C hose
(4) Fuel return hose B (18) Canister upper bracket (31) Canister bracket spacer
(5) Evaporation hose A (19) Cushion rubber (32) Retainer
(6) Clip (20) Canister lower bracket (33) Clamp
(7) Fuel delivery hose A (21) Canister (34) Clamp
(8) Fuel delivery hose B (22) Drain valve (35) Clamp
(9) Fuel damper valve bracket (23) Drain filter
(10) Fuel damper valve (delivery) (24) Pressure control solenoid valve Tightening torque: Nm (kgf-m, ft-lb)
(11) Fuel pipe ASSY tube T1: 25 (2.5, 18.1)
(12) Evaporation hose B (25) Drain hose A T2: 23 (2.3, 16.6)
(13) Joint pipe (26) Connector drain T3: 33 (3.4, 25)
(14) Canister hose A (27) Drain hose B T4: 1.25 (0.13, 0.94)
(15) Pressure control solenoid valve (28) Clamp
FU(STI)-9
General Description
FUEL INJECTION (FUEL SYSTEMS)
6. FUEL FILLER PIPE
(9)
(8)
(10) (11)
(1)
(15)
(16)
T1
T2 (16)
(13) (12)
(3)
T2
(16)
(5) T2
(2)
(3)
T2
(14)
(6)
(4)
T2
(7)
FU-02882
(1) Fuel filler pipe ASSY (8) Filler pipe packing (15) Fuel filler pipe protector
(2) Evaporation hose holder (9) Filler ring (16) Clamp
(3) Clamp (10) Filler cap
(4) Clamp (11) Shut valve Tightening torque: Nm (kgf-m, ft-lb)
(5) Evaporation hose A (12) Evaporation hose B T1: 4.4 (0.45, 3.3)
(6) Evaporation pipe (13) Evaporation hose C T2: 7.5 (0.76, 5.5)
(7) Evaporation pipe holder (14) Joint pipe
FU(STI)-10
General Description
FUEL INJECTION (FUEL SYSTEMS)
C: CAUTION ◦ Jabse Service Manual Search 2026 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo