sensor SUBARU LEGACY 1996 Service Repair Manual

B2M0346
17) Disconnect connector from knock sensor.
G2M0416
18) Disconnect connector from camshaft position sensor.
G2M0408
19) Disconnect connector from crankshaft position sensor.
G2M0091
20) Disconnect connector from oil pressure switch.
G2M0296
21) Disconnect fuel hoses from pipes.
WARNING:
Catch fuel from hoses in a container.
11
2-7SERVICE PROCEDURE
4. Intake Manifold

B2M0159
22) Remove bolts which hold intake manifold onto cylinder
heads.
B2M0160
23) Remove intake manifold.
B2M0757A
B: DISASSEMBLY
1) Disconnect engine ground terminal from intake mani-
fold.
B2M0347A
2) Disconnect connectors from throttle position sensor,
ignition coil, fuel injectors, idle air control solenoid valve,
purge control solenoid valve and EGR solenoid valve.
3) Remove engine harness from intake manifold.


1EGR solenoid valve


2Throttle position sensor


3Idle air control solenoid valve


4Purge control solenoid valve


5Harness band
H2M1247
4) Remove idle air control solenoid valve from intake
manifold.
12
2-7SERVICE PROCEDURE
4. Intake Manifold

B2M0347A
5) Install engine harness onto intake manifold.
6) Connect connectors to throttle position sensor, ignition
coil, fuel injectors, idle air control solenoid valve, purge
control solenoid valve and EGR solenoid valve.


1EGR solenoid valve


2Throttle position sensor


3Idle air control solenoid valve


4Purge control solenoid valve


5Harness band
B2M0757A
7) Connect engine ground terminal to intake manifold.
B2M0159
D: INSTALLATION
1) Install intake manifold onto cylinder heads.
CAUTION:
Always use new gaskets.
Tightening torque:
25±2 N⋅m (2.5±0.2 kg-m, 18.1±1.4 ft-lb)
G2M0296
2) Connect fuel hoses.
G2M0091
3) Connect connector to oil pressure switch.
14
2-7SERVICE PROCEDURE
4. Intake Manifold

G2M0408
4) Connect connector to crankshaft position sensor.
G2M0416
5) Connect connector to camshaft position sensor.
B2M0346
6) Connect connector to knock sensor.
B2M0345A
7) Connect connectors to engine coolant temperature sen-
sor

1and thermometer
2.
B2M0019
8) Connect engine harness connector to bulkhead har-
ness connectors.
15
2-7SERVICE PROCEDURE
4. Intake Manifold

B2M0154
18) Install air cleaner element, air cleaner upper cover and
air intake duct.
19) Connect connector to mass air flow sensor.
B2M0154
5. Engine Coolant Temperature Sensor
A: REMOVAL AND INSTALLATION
1) Remove air intake duct.
G2M0407
2) Disconnect connector from engine coolant temperature
sensor.
3) Remove engine coolant temperature sensor.
G2M0407
4) Installation is in the reverse order of removal.
Tightening torque:
25±3 N⋅m (2.5±0.3 kg-m, 18.1±2.2 ft-lb)
G2M0408
6. Crankshaft Position Sensor
A: REMOVAL AND INSTALLATION
1) Remove bolt which install crankshaft position sensor to
cylinder block.
18
2-7SERVICE PROCEDURE
4. Intake Manifold - 6. Crankshaft Position Sensor

B2M0154
18) Install air cleaner element, air cleaner upper cover and
air intake duct.
19) Connect connector to mass air flow sensor.
B2M0154
5. Engine Coolant Temperature Sensor
A: REMOVAL AND INSTALLATION
1) Remove air intake duct.
G2M0407
2) Disconnect connector from engine coolant temperature
sensor.
3) Remove engine coolant temperature sensor.
G2M0407
4) Installation is in the reverse order of removal.
Tightening torque:
25±3 N⋅m (2.5±0.3 kg-m, 18.1±2.2 ft-lb)
G2M0408
6. Crankshaft Position Sensor
A: REMOVAL AND INSTALLATION
1) Remove bolt which install crankshaft position sensor to
cylinder block.
18
2-7SERVICE PROCEDURE
4. Intake Manifold - 6. Crankshaft Position Sensor

B2M0154
18) Install air cleaner element, air cleaner upper cover and
air intake duct.
19) Connect connector to mass air flow sensor.
B2M0154
5. Engine Coolant Temperature Sensor
A: REMOVAL AND INSTALLATION
1) Remove air intake duct.
G2M0407
2) Disconnect connector from engine coolant temperature
sensor.
3) Remove engine coolant temperature sensor.
G2M0407
4) Installation is in the reverse order of removal.
Tightening torque:
25±3 N⋅m (2.5±0.3 kg-m, 18.1±2.2 ft-lb)
G2M0408
6. Crankshaft Position Sensor
A: REMOVAL AND INSTALLATION
1) Remove bolt which install crankshaft position sensor to
cylinder block.
18
2-7SERVICE PROCEDURE
4. Intake Manifold - 6. Crankshaft Position Sensor

G2M0409
2) Remove crankshaft position sensor, and disconnect
connector from it.
G2M0408
3) Installation is in the reverse order of removal.
Tightening torque:
6.4±0.5 N⋅m (0.65±0.05 kg-m, 4.7±0.4 ft-lb)
B2M0154
7. Front Oxygen Sensor
A: REMOVAL
1) Remove air intake duct.
G2M0544
2) Disconnect connector from front oxygen sensor.
3) Lift-up the vehicle.
4) Apply SUBARU CRC or its equivalent to threaded por-
tion of front oxygen sensor, and leave it for one minute or
more.
SUBARU CRC (Part No. 004301003)
19
2-7SERVICE PROCEDURE
6. Crankshaft Position Sensor - 7. Front Oxygen Sensor

G2M0409
2) Remove crankshaft position sensor, and disconnect
connector from it.
G2M0408
3) Installation is in the reverse order of removal.
Tightening torque:
6.4±0.5 N⋅m (0.65±0.05 kg-m, 4.7±0.4 ft-lb)
B2M0154
7. Front Oxygen Sensor
A: REMOVAL
1) Remove air intake duct.
G2M0544
2) Disconnect connector from front oxygen sensor.
3) Lift-up the vehicle.
4) Apply SUBARU CRC or its equivalent to threaded por-
tion of front oxygen sensor, and leave it for one minute or
more.
SUBARU CRC (Part No. 004301003)
19
2-7SERVICE PROCEDURE
6. Crankshaft Position Sensor - 7. Front Oxygen Sensor

G2M0411
5) Remove front oxygen sensor.
CAUTION:
When removing oxygen sensor, do not force oxygen
sensor especially when exhaust pipe is cold, other-
wise it will damage exhaust pipe.
G2M0412
B: INSTALLATION
1) Before installing front oxygen sensor, apply anti-seize
compound only to threaded portion of front oxygen sensor
to make the next removal easier.
Anti-seize compound:
SS-30 by JET LUBE
CAUTION:
Never apply anti-seize compound to protector of front
oxygen sensor.
G2M0411
2) Install front oxygen sensor.
Tightening torque:
21±3 N⋅m (2.1±0.3 kg-m, 15.2±2.2 ft-lb)
3) Lower the vehicle.
4) Connect connector of front oxygen sensor.
5) Install air intake duct.
20
2-7SERVICE PROCEDURE
7. Front Oxygen Sensor