Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Impreza 2001-2002.2004-2007 Approved Subaru Impreza 2006-07 H4DOTC Engine FU(H4DOTC) Fuel Injection
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FUEL INJECTION
(FUEL SYSTEMS)
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(H4DOTC)-2
General Description
FUEL INJECTION (FUEL SYSTEMS)
B: COMPONENT
1. INTAKE MANIFOLD
T4
T1 (16)
(15)
T4
(14) T4
T2
T4
(19)
(17)
(13)
T2
T4
(18)
(20)
(11)
T3
(12) (21)
(10)
T5
T5 T4
(10)
(9)
(24)
(24)
(23) T1
(8)
(23)
(7)
(22) (9)
(6) T4
T7
(13)
(5)
(4)
(2) (7)
(3) (8)
T1
(1) (11)
(12)
T6
(3) T6
(2)
T1
(2)
(3)
T6
FU-02770
FU(H4DOTC)-3
General Description
FUEL INJECTION (FUEL SYSTEMS)
(1) Fuel pipe ASSY (12) Insulator (22) Purge valve
(2) Fuel hose (13) Fuel injector pipe (23) Purge hose
(3) Clip (14) Pressure regulator (24) Tumble generator valve actuator
(4) Purge control solenoid valve (15) Pressure regulator hose
(5) Vacuum hose (16) Fuel pipe protector RH Tightening torque: Nm (kgf-m, ft-lb)
(6) Vacuum control hose (17) Blow-by hose stay T1: 6.4 (0.65, 4.7)
(7) Intake manifold gasket (18) Intake manifold T2: 8.25 (0.84, 6.1)
(8) Guide pin (19) Wastegate control solenoid valve T3: 17 (1.73, 12.5)
(9) Tumble generator valve ASSY ASSY T4: 19 (1.94, 13.7)
(10) Tumble generator valve gasket (20) Fuel pipe protector LH T5: 25 (2.5, 18.1)
(11) Fuel injector (21) Nipple T6: 1.25 (0.13, 0.94)
T7: 16 (1.6, 11.6)
FU(H4DOTC)-4
General Description
FUEL INJECTION (FUEL SYSTEMS)
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(H4DOTC)-5
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(H4DOTC)-6
General Description
FUEL INJECTION (FUEL SYSTEMS)
4. FUEL TANK
(13)
T1
(41)
(13)
(44)
(9)
C
(12)
A B
(23) T1
(43)
(11) (14) (15)
(13)
(10) (13)
T1
(13)
(30) (13) T1 (12) (18)
(8)
T1 (15)
(13)
(7)
(13)
(6)
(15) E (19)
(6) (33) (11)
T2
(10) (22)
C
D (13)
(13) (13)
(34) (29) (36)
(7)
(39) (13) (20)
T4 (17)
E (28) (21) A (31)
T1 B
(32)
(35) (13)
(42) (20)
(21) D
(13) (27) (40)
(16)
(25)
(24)
(5) (2) (21)
(20)
T3
(20) (21) (26) (31)
T3
(37) T2
(4) (2)
(38)
(3)
T2
(37)
(1) T2
(37) T2
T2 FU-02907
FU(H4DOTC)-7
General Description
FUEL INJECTION (FUEL SYSTEMS)
(1) Heat shield cover (18) Evaporation hose C (35) Vent valve gasket
(2) Fuel tank band (19) Evaporation pipe ASSY (36) Purge hose
(3) Protector LH (20) Retainer (37) Clip
(4) Protector RH (21) Quick connector (38) Cover bracket
(5) Fuel tank (22) Jet pump hose A (39) Fuel filler hose
(6) Canister hose A (23) Fuel level sensor (40) Fuel return tube
(7) Clamp (24) Fuel pipe ASSY (41) Evaporation hose E
(8) Fuel pump gasket (25) Jet pump hose B (42) Evaporation hose F
(9) Fuel pump ASSY (26) Evaporation hose D (43) Fuel filter
(10) Fuel cut valve gasket (27) Fuel sub level sensor gasket (44) Evaporation pipe
(11) Fuel cut valve (28) Jet pump filter
(12) Evaporation hose A (29) Fuel sub level sensor Tightening torque: Nm (kgf-m, ft-lb)
(13) Clip (30) Protect cover T1: 4.4 (0.45, 3.3)
(14) Joint pipe (31) Clip T2: 7.4 (0.75, 5.4)
(15) Evaporation hose B (32) Vent valve T3: 33 (3.4, 25)
(16) Fuel delivery tube (33) Fuel tank pressure sensor T4: 1.96 (0.20, 1.45)
(17) Clamp (34) Fuel tank pressure sensor hose
FU(H4DOTC)-8
General Description
FUEL INJECTION (FUEL SYSTEMS)
5. FUEL LINE
(31) (36)
(36) (18) (37)
(15)
(17)
(30) (16)
(19)
T2
(20)
(32) T4
(36)
(12) T1
(23)
(34)
(24)
(33)
(22)
(13) (14)
(21) T2
(25)
T2 (35)
(27)
(26)
T3 T3
(28)
(3) (1)
(2) (1) (4) (28)
(36)
(5) (11)
(8)
(10) (6)
(7)
(1) (29)
(1)
(9)
T3 T3
FU-02888
FU(H4DOTC)-9
General Description
FUEL INJECTION (FUEL SYSTEMS)
(1) Clamp (17) Drain hose C (32) Clamp
(2) Fuel return hose A (18) Canister upper bracket (33) Retainer
(3) Fuel damper valve (return) (19) Cushion rubber (34) Clamp
(4) Fuel return hose B (20) Canister lower bracket (35) Clamp
(5) Evaporation hose A (21) Canister (36) Clamp
(6) Clip (22) Drain valve (37) Canister bracket spacer
(7) Fuel delivery hose A (23) Drain filter
(8) Fuel delivery hose B (24) Pressure control solenoid valve Tightening torque: Nm (kgf-m, ft-lb)
(9) Fuel damper valve bracket tube T1: 25 (2.5, 18.1)
(10) Fuel damper valve (delivery) (25) Drain hose A T2: 23 (2.3, 16.6)
(11) Fuel pipe ASSY (26) Connector drain T3: 1.25 (0.13, 0.94)
(12) Evaporation hose B (27) Drain hose B T4: 33 (3.4, 25)
(13) Joint pipe (28) Clamp
(14) Canister hose A (29) Clip
(15) Pressure control solenoid valve (30) Clamp
(16) Pressure control solenoid valve (31) Pressure control solenoid valve
bracket hose
FU(H4DOTC)-10
General Description
FUEL INJECTION (FUEL SYSTEMS)
6. FUEL FILLER PIPE
(10) (9)
(8)
(11)
(15) (1)
(16) T1
T2
(13) (12)
T2 (3)
T2 (16)
(5)
(2)
(3)
T2
(14)
(6)
(4)
T2
(7)
FU-02889
(1) Fuel filler pipe ASSY (8) Filler pipe packing (15) Fuel filler pipe protector
(2) Evaporation hose holder (9) Filler ring (16) Clamp
(3) Clip (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(H4DOTC)-11
General Description
FUEL INJECTION (FUEL SYSTEMS)
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