SUBARU LEGACY 1997 Service Repair Manual

G5M0299
3. Airbag Module
CAUTION:
The airbag module (driver side and passenger side)
must not be disassembled. The airbag module cannot
be used again once inflated.
G5M0300
When removing and installing the airbag module
(driver side and passenger side), the operator should
stand, as much as possible, on the side of the airbag
module.
G5M0301
After removal, the airbag module (driver side and
passenger side) should be kept away from heat and
light sources, and stored on a clean, flat surface to
prevent from any damage to its lower structure.
G5M0302
Do not check airbag module (driver side and pas-
senger side) continuity with airbag removed from the
vehicle body.
Replace airbag module (driver side and passenger
side) with a new one, should any of the following con-
ditions develop.
(1) Pad surface is scratched or cracked.
(2) Connector harness is damaged.
(3) Inflator side structure of module is cracked or
deformed.
(4) Module is excessively stained with water, oil, etc.
(5) Module was accidentally dropped.
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5-5SERVICE PROCEDURE
3. Airbag Module

When storing a removed airbag module (driver side
and passenger side), be sure to place it in parallel with
floor with the pad facing up. Do not place it against a
wall, or place anything on the pad; otherwise, a dan-
gerous condition may be created if the module mal-
functions.
G5M0604
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5-5SERVICE PROCEDURE
3. Airbag Module

A: REMOVAL
1. DRIVER SIDE
1) Set front wheels in straight ahead position.
2) Turn ignition switch off.
3) Disconnect ground cable from battery and wait for at
least 20 seconds before starting work.
H5M0662A
4) Using TORX®BIT T30, remove two TORX®bolts.
H5M0664
5) Disconnect airbag connector on back of airbag module.
<Ref. to 5-5 [M2-6].>
6) Refer to“CAUTION”for handling of a removed airbag
module. <Ref. to 5-5 [W300].>
2. PASSENGER SIDE
1) Remove instrument panel. <Ref. to 5-4 [W1A0].>
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5-5SERVICE PROCEDURE
3. Airbag Module

B5M0098
2) Remove four bolts and then carefully remove airbag
module.
3) Refer to“CAUTION”for handling of a removed airbag
module.
B: INSTALLATION
Installation is in reverse order of removal procedures.
Observe the following: Make sure that ignition switch is off.
CAUTION:
Do not allow harness and connectors to interfere or
get caught with other parts.
G5M0291
4. Front Sensor
CAUTION:
If the front end of the vehicle body is damaged by a
collision, be sure to check the left and right front
sensors, even if the airbag was not inflated. If any dam-
age to the sensor or any deformation of the sensor
mount is found, replace with a new genuine part.
G5M0310
When painting or performing sheet metal work on
the front part of vehicle body, including the front wheel
apron, front fender and front side frame, take utmost
care not to apply dryer heat, painting mist, or the flame
of the welding burner directly to the front sensors and
wire harness of the airbag system.
A: REMOVAL
1) Turn ignition switch off.
2) Disconnect ground cable from battery and wait for at
least 20 seconds before starting work.
13
5-5SERVICE PROCEDURE
3. Airbag Module - 4. Front Sensor

B5M0098
2) Remove four bolts and then carefully remove airbag
module.
3) Refer to“CAUTION”for handling of a removed airbag
module.
B: INSTALLATION
Installation is in reverse order of removal procedures.
Observe the following: Make sure that ignition switch is off.
CAUTION:
Do not allow harness and connectors to interfere or
get caught with other parts.
G5M0291
4. Front Sensor
CAUTION:
If the front end of the vehicle body is damaged by a
collision, be sure to check the left and right front
sensors, even if the airbag was not inflated. If any dam-
age to the sensor or any deformation of the sensor
mount is found, replace with a new genuine part.
G5M0310
When painting or performing sheet metal work on
the front part of vehicle body, including the front wheel
apron, front fender and front side frame, take utmost
care not to apply dryer heat, painting mist, or the flame
of the welding burner directly to the front sensors and
wire harness of the airbag system.
A: REMOVAL
1) Turn ignition switch off.
2) Disconnect ground cable from battery and wait for at
least 20 seconds before starting work.
13
5-5SERVICE PROCEDURE
3. Airbag Module - 4. Front Sensor

G5M0312
3) Remove lower cover. <Ref. to 5-4 [W1A0].>
Disconnect airbag connector (AB3) and (AB8) below steer-
ing column.
CAUTION:
Do not reconnect airbag connector at steering column
until front sensors are securely re-installed.
G5M0313
4) Remove console box. <Ref. to 5-4 [W1A0].> Discon-
nect 2-pin blue connector (AB4) (right side front sensor)
and 2-pin orange connector (AB5) (left side front sensor)
from airbag control module. <Ref. to 5-5 [M2-6].>
G5M0314
5) Roll up floor mat and side sill cover. <Refer to 5-3
[W5A10].> Remove front sensor harness from clip and pro-
tector.
6) Remove front wheels.
7) Remove front mud guard. <Refer to 5-1 [W9A0].>
G5M0315
8) Remove wiring harness clips.
G5M0316
9) Remove grommet.
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5-5SERVICE PROCEDURE
4. Front Sensor

B5M0102
10) Remove front sensor.
B: INSTALLATION
Installation is in reverse order of removal procedures.
5. Main Harness
A: REMOVAL
1) Turn ignition switch off.
2) Disconnect ground cable from battery and wait for at
least 20 seconds before starting work.
G5M0312
3) Remove lower cover. <Ref. to 5-4 [W1A0].>
Disconnect airbag connector (AB3) and (AB8) below steer-
ing column.
CAUTION:
Do not reconnect airbag connector at steering column
until main harness are securely re-installed.
G5M0313
4) Remove console box. <Ref. to 5-4 [W1A0].> Discon-
nect 12-pin yellow connector (AB6) from airbag control
module. <Ref. to 5-5 [M2-6].>
15
5-5SERVICE PROCEDURE
4. Front Sensor - 5. Main Harness

B5M0102
10) Remove front sensor.
B: INSTALLATION
Installation is in reverse order of removal procedures.
5. Main Harness
A: REMOVAL
1) Turn ignition switch off.
2) Disconnect ground cable from battery and wait for at
least 20 seconds before starting work.
G5M0312
3) Remove lower cover. <Ref. to 5-4 [W1A0].>
Disconnect airbag connector (AB3) and (AB8) below steer-
ing column.
CAUTION:
Do not reconnect airbag connector at steering column
until main harness are securely re-installed.
G5M0313
4) Remove console box. <Ref. to 5-4 [W1A0].> Discon-
nect 12-pin yellow connector (AB6) from airbag control
module. <Ref. to 5-5 [M2-6].>
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5-5SERVICE PROCEDURE
4. Front Sensor - 5. Main Harness

B5M0103A
5) Disconnect body harness connector (B53) from connec-
tor (AB1).
NOTE:
The following procedures for removal are for“LHD model”.
The procedures for“RHD model”are symmetrically oppo-
site.
B5M0029A
6) Remove front side sill cover and then disconnect airbag
connector (AB9) and (AB10). <Ref. to 5-5 [M2-6].>
B5M0104
7) Roll up floor mat and side sill lower cover of both side
and then remove main harness.
B: INSTALLATION
Installation is in reverse order of removal procedures.
G5M0322
6. Airbag Control Module
CAUTION:
Do not disassemble the airbag control module.
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5-5SERVICE PROCEDURE
5. Main Harness - 6. Airbag Control Module

B5M0103A
5) Disconnect body harness connector (B53) from connec-
tor (AB1).
NOTE:
The following procedures for removal are for“LHD model”.
The procedures for“RHD model”are symmetrically oppo-
site.
B5M0029A
6) Remove front side sill cover and then disconnect airbag
connector (AB9) and (AB10). <Ref. to 5-5 [M2-6].>
B5M0104
7) Roll up floor mat and side sill lower cover of both side
and then remove main harness.
B: INSTALLATION
Installation is in reverse order of removal procedures.
G5M0322
6. Airbag Control Module
CAUTION:
Do not disassemble the airbag control module.
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5-5SERVICE PROCEDURE
5. Main Harness - 6. Airbag Control Module