Subaru Legacy (2005 year). Manual - part 362

FUEL INJECTION (FUEL SYSTEMS)

FU(H6DO)

Page

1.

General Description ....................................................................................2

2.

Throttle Body.............................................................................................11

3.

Intake Manifold..........................................................................................12

4.

Engine Coolant Temperature Sensor........................................................18

5.

Crankshaft Position Sensor.......................................................................19

6.

Camshaft Position Sensor.........................................................................20

7.

Knock Sensor............................................................................................21

8.

Throttle Position Sensor............................................................................22

9.

Manifold Absolute Pressure Sensor..........................................................23

10.

Mass Air Flow and Intake Air Temperature Sensor ..................................24

11.

EGR Valve ................................................................................................25

12.

Fuel Injector ..............................................................................................26

13.

Variable Valve Lift Diagnosis Oil Pressure Switch ....................................28

14.

Oil Temperature Sensor............................................................................29

15.

Front Oxygen (A/F) Sensor .......................................................................30

16.

Rear Oxygen Sensor.................................................................................32

17.

Engine Control Module (ECM) ..................................................................34

18.

Main Relay ................................................................................................35

19.

Fuel Pump Relay.......................................................................................36

20.

Electronic Throttle Control Relay ..............................................................37

21.

Fuel Pump Control Unit.............................................................................38

22.

Fuel ...........................................................................................................39

23.

Fuel Tank ..................................................................................................40

24.

Fuel Filler Pipe ..........................................................................................46

25.

Fuel Pump.................................................................................................48

26.

Fuel Level Sensor .....................................................................................50

27.

Fuel Sub Level Sensor..............................................................................51

28.

Fuel Filter ..................................................................................................52

29.

Fuel Bypass Valve ....................................................................................53

30.

Fuel Delivery, Return and Evaporation Lines............................................54

31.

Fuel System Trouble in General ...............................................................57

FU(H6DO)-2

FUEL INJECTION (FUEL SYSTEMS)

General Description

1. General Description

A: SPECIFICATION

Fuel tank

Capacity

64 

2 (16.9 US gal, 14.1 Imp gal)

Location

Under rear seat

Fuel pump

Type

Impeller

Shutoff discharge pressure

550 — 850 kPa (5.61 — 8.67 kgf/cm

2

, 79.8 — 123.3 psi)

Discharge rate

More than 125 

2 (33 US gal, 27.5 Imp gal)/h

[12 V at 300 kPa (3.06 kgf/cm

2

, 43.5 psi)]

Fuel filter

In-tank type

FU(H6DO)-3

FUEL INJECTION (FUEL SYSTEMS)

General Description

B: COMPONENT

1. INTAKE MANIFOLD

FU-02107

T3

T3

T5

T4

T6

T5

T5

T5

T5

T6

(5)

(6)

(9)

(2)

(16)

(17)

(15)

(17)

(12)

(2)

T2

T2

T2

T4

(10)

T4

(9)

T4

(10)

(11)

(18)

T1

T2

T2

(14)

(13)

(14)

(14)

(13)

(14)

T1

(4)

(3)

T3

T5

(7)

(8)

(1)

FU(H6DO)-4

FUEL INJECTION (FUEL SYSTEMS)

General Description

2. FUEL INJECTOR

(1)

Intake manifold

(10)

Plug

Tightening torque: N

⋅

m (kgf-m, ft-lb)

(2)

O-ring

(11)

Fuel pipe protector LH

T1: 1.25 (0.13, 0.94)

(3)

Manifold absolute pressure sensor

(12)

Fuel pipe ASSY

T2: 5 (0.5, 3.7)

(4)

Filter

(13)

Hose

T3: 6.4 (0.65, 4.7)

(5)

Fuel pipe protector RH

(14)

Clamp

T4: 17 (1.7, 12.5)

(6)

Purge control solenoid valve

(15)

EGR valve (Except for KA model)

T5: 19 (1.9, 14)

(7)

Hose

(16)

Gasket (Except for KA model)

T6: 25 (2.5, 18)

(8)

Hose

(17)

Gasket (Except for KA model)

(9)

Nipple

(18)

EGR pipe (Except for KA model)

(1)

Fuel injector pipe LH

(4)

Injection rubber

Tightening torque: N

⋅

m (kgf-m, ft-lb)

(2)

Insulator

(5)

O-ring

T: 19 (1.9, 14)

(3)

Fuel injector

(6)

Fuel injector pipe RH

 FU-02561

(6)

T

T

(5)

(4)

(3)

(2)

(2)

(3)

(4)

(5)

(1)