Subaru Legacy III (2000-2003 year). Manual - part 391

FU(H4DOSTC)-30

FUEL INJECTION (FUEL SYSTEMS)

CAMSHAFT POSITION SENSOR

6. Camshaft Position Sensor

A: REMOVAL

1) Disconnect the ground cable from battery.

2) Disconnect the connector from camshaft posi-
tion sensor.

3) Remove the camshaft position sensor from
camshaft support LH.

B: INSTALLATION

Install in the reverse order of removal.

Tightening torque:

T: 6.4 N·m (0.65 kgf-m, 4.7 ft-lb)

FU-00009

FU-00059

FU-00060

FU-00060

FU(H4DOSTC)-31

FUEL INJECTION (FUEL SYSTEMS)

KNOCK SENSOR

7. Knock Sensor

A: REMOVAL

1) Disconnect the ground cable from battery.

2) Remove the intercooler. <Ref. to IN(H4DOSTC)-
13, REMOVAL, Intercooler.>
3) Disconnect the knock sensor connector.

4) Remove the knock sensor from cylinder block.

B: INSTALLATION

1) Install the knock sensor to cylinder block.

Tightening torque:

24 N·m (2.4 kgf-m, 17.4 ft-lb)

NOTE:
The extraction area of knock sensor cord must be
positioned at a 60

°

 angle relative to the engine rear.

2) Connect the knock sensor connector.

3) Install the intercooler. <Ref. to IN(H4DOSTC)-
14, INSTALLATION, Intercooler.>
4) Connect the battery ground cable to battery.

FU-00009

FU-00664

FU-00519

(A) Front side

FU-00413

(A)

60

FU-00664

FU-00009

FU(H4DOSTC)-32

FUEL INJECTION (FUEL SYSTEMS)

THROTTLE POSITION SENSOR

8. Throttle Position Sensor

A: REMOVAL

1) Disconnect the ground cable from battery.

2) Remove the intercooler. <Ref. to IN(H4DOSTC)-
13, REMOVAL, Intercooler.>
3) Disconnect the connector from throttle position
sensor.

4) Remove the throttle position sensor holding
screws, and then remove it.

B: INSTALLATION

Install in the reverse order of removal.

Tightening torque:

1.6 N·m (0.16 kgf-m, 1.2 ft-lb)

FU-00009

FU-00065

FU-00066

FU-00066

FU(H4DOSTC)-33

FUEL INJECTION (FUEL SYSTEMS)

MASS AIR FLOW AND INTAKE AIR TEMPERATURE SENSOR

9. Mass Air Flow and Intake Air 

Temperature Sensor

A: REMOVAL

1) Disconnect the ground cable from battery.

2) Disconnect the connector mass air flow and in-
take air temperature sensor.
3) Remove the mass air flow and intake air temper-
ature sensor.

B: INSTALLATION

Install in the reverse order of removal.

Tightening torque:

7.5 N·m (0.76 kgf-m, 5.5 ft-lb)

FU-00009

FU-00067