Subaru Legacy (2005 year). Manual — part 41

FU(H4SO 2.0)-23

FUEL INJECTION (FUEL SYSTEM)

Knock Sensor

7. Knock Sensor

A: REMOVAL

1) Disconnect the ground cable from battery.

2) Remove the air cleaner case. <Ref. to IN(H4SO
2.0)-5, REMOVAL, Air Cleaner Case.>
3) Remove the harness bracket from intake mani-
fold.

4) Disconnect the knock sensor connector.

5) Remove the knock sensor from cylinder block.

B: INSTALLATION

1) Install the knock sensor to cylinder block.

NOTE:
Extraction area of knock sensor cord must be posi-
tioned at a 60

° angle relative to the engine rear.

Tightening torque:

24 N

⋅

m (2.4 kgf-m, 17.7 ft-lb)

2) Connect the knock sensor connector.

3) Install the harness bracket to intake manifold.

Tightening torque:

6.4 N

⋅

m (0.65 kgf-m, 4.7 ft-lb)

4) Install the air cleaner case.
<Ref. to IN(H4SO 2.0)-5, INSTALLATION, Air
Cleaner Case.>

IN-00203

FU-02078

FU-01334

FU-00519

(A) Front side

FU-00413

(A)

60

FU-01334

FU-02078

FU(H4SO 2.0)-24

FUEL INJECTION (FUEL SYSTEM)

Knock Sensor

5) Connect the ground cable to battery.

IN-00203

FU(H4SO 2.0)-25

FUEL INJECTION (FUEL SYSTEM)

Throttle Position Sensor

8. Throttle Position Sensor

A: SPECIFICATION

Throttle body is a non-disassembled part, so do not
remove the throttle position sensor from throttle
body.
Refer to “Throttle Body” for removal and installation
procedure. <Ref. to FU(H4SO 2.0)-10, REMOVAL,
Throttle Body.> <Ref. to FU(H4SO 2.0)-10, IN-
STALLATION, Throttle Body.>

FU(H4SO 2.0)-26

FUEL INJECTION (FUEL SYSTEM)

Manifold Absolute Pressure Sensor

9. Manifold Absolute Pressure

Sensor

A: REMOVAL

1) Disconnect the ground cable from battery.

2) Disconnect the connector from manifold abso-
lute pressure sensor.

3) Remove the manifold absolute pressure sensor
from throttle body.

B: INSTALLATION

Install in the reverse order of removal.

NOTE:
Use a new O-ring.

Tightening torque:

2 N

⋅

m (0.2 kgf-m, 1.5 ft-lb)

IN-00203

FU-02079