Subaru Legacy IV (2008 year). Service manual — part 232
FU(H4DOTC)-31
Engine Coolant Temperature Sensor
FUEL INJECTION (FUEL SYSTEMS)
4. Engine Coolant Temperature
Sensor
A: REMOVAL
1) Remove the collector cover.
2) Disconnect the ground cable from battery.
3) Remove the generator. <Ref. to SC(H4SO)-14,
REMOVAL, Generator.>
4) Drain engine coolant. <Ref. to CO(H4DOTC)-14,
DRAINING OF ENGINE COOLANT, REPLACE-
MENT, Engine Coolant.>
5) Disconnect the connectors from the engine cool-
ant temperature sensor.
6) Remove the engine coolant temperature sensor.
B: INSTALLATION
Install in the reverse order of removal.
NOTE:
Use a new gasket.
Tightening torque:
18 N·m (1.8 kgf-m, 13.3 ft-lb)
IN-00203
FU-04032
FU(H4DOTC)-32
Crankshaft Position Sensor
FUEL INJECTION (FUEL SYSTEMS)
5. Crankshaft Position Sensor
A: REMOVAL
1) Remove the collector cover.
2) Disconnect the ground cable from battery.
3) Remove the bolt which installs crankshaft posi-
tion sensor to cylinder block.
4) Remove the crankshaft position sensor, and
then disconnect the connector from it.
B: INSTALLATION
Install in the reverse order of removal.
Tightening torque:
6.4 N·m (0.7 kgf-m, 4.7 ft-lb)
IN-00203
FU-03811
FU-00057
FU-03811
FU(H4DOTC)-33
Camshaft Position Sensor
FUEL INJECTION (FUEL SYSTEMS)
6. Camshaft Position Sensor
A: REMOVAL
1. CAMSHAFT POSITION SENSOR RH
1) Remove the collector cover.
2) Disconnect the ground cable from battery.
3) Disconnect the connector from camshaft posi-
tion sensor RH.
4) Remove the camshaft position sensor RH from
the rear side of the cylinder head.
2. CAMSHAFT POSITION SENSOR LH
1) Disconnect the ground cable from battery.
2) Remove the intake manifold. <Ref. to
FU(H4DOTC)-16, REMOVAL, Intake Manifold.>
3) Remove the camshaft position sensor LH.
B: INSTALLATION
Install in the reverse order of removal.
Tightening torque:
6.4 N·m (0.7 kgf-m, 4.7 ft-lb)
IN-00203
FU-03906
IN-00203
FU-03520
FU(H4DOTC)-34
Knock Sensor
FUEL INJECTION (FUEL SYSTEMS)
7. Knock Sensor
A: REMOVAL
1) Remove the collector cover.
2) Disconnect the ground cable from battery.
3) Remove the intercooler. <Ref. to IN(H4DOTC)-
12, REMOVAL, Intercooler.>
4) Disconnect the knock sensor connector.
5) Remove the knock sensor from the cylinder
block.
B: INSTALLATION
1) Install the knock sensor to the cylinder block.
NOTE:
The portion of the knock sensor cord that is pulled
out must be positioned 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 intercooler. <Ref. to IN(H4DOTC)-13,
INSTALLATION, Intercooler.>
4) Connect the ground cable to battery.
5) Install the collector cover.
IN-00203
FU-03437
FU-03825
(A) Front side
FU-03826
(A)
60
FU-03437
IN-00203
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