sensor SUBARU LEGACY 1997 Service Repair Manual
[x] Cancel search | Manufacturer: SUBARU, Model Year: 1997, Model line: LEGACY, Model: SUBARU LEGACY 1997Pages: 3342, PDF Size: 62.95 MB
Page 499 of 3342
B2M0741
2) Install rear 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 to rear oxygen sensor.
B2M0162
9. Throttle Position Sensor
A: REMOVAL AND INSTALLATION
1) Disconnect connector from throttle position sensor.
2) Remove throttle position sensor holding screws, and
remove it.
3) Installation is in the reverse order of removal.
Tightening torque:
2.2±0.2 N⋅m (0.22±0.02 kg-m, 1.6±0.1 ft-lb)
CAUTION:
When installing throttle position sensor, adjust to the
specified data.
B2M0163
B: ADJUSTMENT
1) Turn ignition switch to OFF.
2) Loosen throttle position sensor holding screws.
G2M0415
3) When using voltage meter;
(1) Take out ECM.
(2) Turn ignition switch to ON.
(3) Adjust throttle position sensor so that signal voltage
to ECM may be in specification.
Connector & Terminal / Specified voltage
(B84) No. 24 — (B84) No. 25 / 0.45 — 0.55 V
[Fully closed.]
(4) Tighten throttle position sensor holding screws.
27
2-7SERVICE PROCEDURE
8. Rear Oxygen Sensor - 9. Throttle Position Sensor
Page 500 of 3342
B2M0741
2) Install rear 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 to rear oxygen sensor.
B2M0162
9. Throttle Position Sensor
A: REMOVAL AND INSTALLATION
1) Disconnect connector from throttle position sensor.
2) Remove throttle position sensor holding screws, and
remove it.
3) Installation is in the reverse order of removal.
Tightening torque:
2.2±0.2 N⋅m (0.22±0.02 kg-m, 1.6±0.1 ft-lb)
CAUTION:
When installing throttle position sensor, adjust to the
specified data.
B2M0163
B: ADJUSTMENT
1) Turn ignition switch to OFF.
2) Loosen throttle position sensor holding screws.
G2M0415
3) When using voltage meter;
(1) Take out ECM.
(2) Turn ignition switch to ON.
(3) Adjust throttle position sensor so that signal voltage
to ECM may be in specification.
Connector & Terminal / Specified voltage
(B84) No. 24 — (B84) No. 25 / 0.45 — 0.55 V
[Fully closed.]
(4) Tighten throttle position sensor holding screws.
27
2-7SERVICE PROCEDURE
8. Rear Oxygen Sensor - 9. Throttle Position Sensor
Page 501 of 3342
G2M0096
4) When using Subaru Select Monitor;
(1) Connect Subaru Select Monitor to the data link con-
nector.
(2) Turn ignition switch to ON and SSM switch to ON.
(3) Select mode “F10”.
(4) Adjust throttle position sensor to specified data.
Condition / Specified data.
Throttle fully closed / 0.50 V
(5) Tighten throttle position sensor holding screws.
G2M0416
10. Camshaft Position Sensor
A: REMOVAL AND INSTALLATION
1) Disconnect connector from camshaft position sensor.
G2M0417
2) Remove camshaft position sensor from camshaft sup-
port LH.
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)
B2M0355
11. Pressure Sensor (AT model)
A: REMOVAL AND INSTALLATION
1) Disconnect connector from pressure sensor.
2) Disconnect hose from pressure sensor.
B2M0356
3) Remove pressure sensor from bracket.
4) 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)
28
2-7SERVICE PROCEDURE
9. Throttle Position Sensor - 11. Pressure Sensor (AT model)
Page 502 of 3342
G2M0096
4) When using Subaru Select Monitor;
(1) Connect Subaru Select Monitor to the data link con-
nector.
(2) Turn ignition switch to ON and SSM switch to ON.
(3) Select mode “F10”.
(4) Adjust throttle position sensor to specified data.
Condition / Specified data.
Throttle fully closed / 0.50 V
(5) Tighten throttle position sensor holding screws.
G2M0416
10. Camshaft Position Sensor
A: REMOVAL AND INSTALLATION
1) Disconnect connector from camshaft position sensor.
G2M0417
2) Remove camshaft position sensor from camshaft sup-
port LH.
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)
B2M0355
11. Pressure Sensor (AT model)
A: REMOVAL AND INSTALLATION
1) Disconnect connector from pressure sensor.
2) Disconnect hose from pressure sensor.
B2M0356
3) Remove pressure sensor from bracket.
4) 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)
28
2-7SERVICE PROCEDURE
9. Throttle Position Sensor - 11. Pressure Sensor (AT model)
Page 503 of 3342
G2M0096
4) When using Subaru Select Monitor;
(1) Connect Subaru Select Monitor to the data link con-
nector.
(2) Turn ignition switch to ON and SSM switch to ON.
(3) Select mode “F10”.
(4) Adjust throttle position sensor to specified data.
Condition / Specified data.
Throttle fully closed / 0.50 V
(5) Tighten throttle position sensor holding screws.
G2M0416
10. Camshaft Position Sensor
A: REMOVAL AND INSTALLATION
1) Disconnect connector from camshaft position sensor.
G2M0417
2) Remove camshaft position sensor from camshaft sup-
port LH.
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)
B2M0355
11. Pressure Sensor (AT model)
A: REMOVAL AND INSTALLATION
1) Disconnect connector from pressure sensor.
2) Disconnect hose from pressure sensor.
B2M0356
3) Remove pressure sensor from bracket.
4) 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)
28
2-7SERVICE PROCEDURE
9. Throttle Position Sensor - 11. Pressure Sensor (AT model)
Page 514 of 3342
G2M0438
10) Installation is in the reverse order of removal.
1Main relay
2Fuel pump relay
B2M1254
18. Air Intake Chamber
A: REMOVAL AND INSTALLATION
1) Loosen clamps which connect air intake chamber to
throttle body and air intake duct.
2) Disconnect air hoses from air intake chamber.
3) Remove bolts which secure air intake chamber to stays.
4) Remove air intake chamber.
5) Installation is in the reverse order of removal.
Tightening torque:
4.9±0.5 N⋅m (0.5±0.05 kg-m, 3.6±0.4 ft-lb)
G6M0095
19. Knock Sensor
A: REMOVAL
1. 2200 cc MODEL
1) Disconnect battery ground cable from battery ground
terminal.
B2M1679
2) Remove air intake chamber.
34
2-7SERVICE PROCEDURE
17. Fuel Pump Relay - 19. Knock Sensor
Page 515 of 3342
G2M0438
10) Installation is in the reverse order of removal.
1Main relay
2Fuel pump relay
B2M1254
18. Air Intake Chamber
A: REMOVAL AND INSTALLATION
1) Loosen clamps which connect air intake chamber to
throttle body and air intake duct.
2) Disconnect air hoses from air intake chamber.
3) Remove bolts which secure air intake chamber to stays.
4) Remove air intake chamber.
5) Installation is in the reverse order of removal.
Tightening torque:
4.9±0.5 N⋅m (0.5±0.05 kg-m, 3.6±0.4 ft-lb)
G6M0095
19. Knock Sensor
A: REMOVAL
1. 2200 cc MODEL
1) Disconnect battery ground cable from battery ground
terminal.
B2M1679
2) Remove air intake chamber.
34
2-7SERVICE PROCEDURE
17. Fuel Pump Relay - 19. Knock Sensor
Page 516 of 3342
G2M0438
10) Installation is in the reverse order of removal.
1Main relay
2Fuel pump relay
B2M1254
18. Air Intake Chamber
A: REMOVAL AND INSTALLATION
1) Loosen clamps which connect air intake chamber to
throttle body and air intake duct.
2) Disconnect air hoses from air intake chamber.
3) Remove bolts which secure air intake chamber to stays.
4) Remove air intake chamber.
5) Installation is in the reverse order of removal.
Tightening torque:
4.9±0.5 N⋅m (0.5±0.05 kg-m, 3.6±0.4 ft-lb)
G6M0095
19. Knock Sensor
A: REMOVAL
1. 2200 cc MODEL
1) Disconnect battery ground cable from battery ground
terminal.
B2M1679
2) Remove air intake chamber.
34
2-7SERVICE PROCEDURE
17. Fuel Pump Relay - 19. Knock Sensor
Page 517 of 3342
B2M1680A
3) Remove band clip which fastens engine harness to
engine coolant hose.
B2M1681
4) Disconnect knock sensor connector.
B2M1682
5) Remove knock sensor from cylinder block.
G6M0095
2. 2500 cc MODEL
1) Disconnect battery ground cable from battery ground
terminal.
B2M1683
2) Remove air intake chamber.
35
2-7SERVICE PROCEDURE
19. Knock Sensor
Page 518 of 3342
B2M1179D
3) Remove operating cylinder. (MT vehicle only)
B2M1684
NOTE:
Place the operating cylinder where it will not interfere with
the work in process.
B2M1685A
4) Remove band clip which fastens engine harness to
engine coolant hose.
B2M1686
5) Disconnect knock sensor connector.
B2M1682
6) Remove knock sensor from cylinder block.
36
2-7SERVICE PROCEDURE
19. Knock Sensor