Subaru Legacy (2005 year). Service 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
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