SUBARU LEGACY 1996 Service Repair Manual

6. COMBINATION SWITCH
Inspection standard:
A vehicle damaged in a collision (regardless of whether
or not airbag is deployed).
The designated trouble code is output during self-diag-
nosis. (Refer to“Diagnostics”Section.)
Replacement standard:
Combination switch or steering roll connector is
deformed or cracked.
B5M0095
7. STEERING WHEEL
Inspection standard:
A vehicle damaged in a collision (regardless of whether
or not airbag is deployed).
Replacement standard:
Check steering wheel insert for cracks or deformities.
Check to ensure that new airbag module is properly
installed in steering wheel.
After installing airbag module, check to ensure that it is
free of interference with steering wheel and that clearance
between the two is equal at all points.
B5M0096A
8. STEERING COLUMN ASSEMBLY
Inspection standard:
A vehicle damaged in a collision (regardless of whether
or not airbag is deployed).
Replacement standard:
Check steering wheel free play in axial and radial direc-
tions.
Specifications:
Axial free play A
Less than ±6 mm (0.24 in)
Radial free play L
Less than ±7 mm (0.28 in)
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2. Inspection and Replacement Standards

B5M0097A
Check to ensure that clearance between capsule
1(at
steering column) and cutout portion of column bracket

2
on steering column upper side is within specifications.
Clearance between capsule and cutout portion of col-
umn bracket: L
Less than 0.5 mm (0.020 in)
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5-5bSERVICE PROCEDURE
2. Inspection and Replacement Standards

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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5-5bSERVICE 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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5-5bSERVICE 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.

6) Refer to“CAUTION”for handling of a removed airbag
module.
2. PASSENGER SIDE
1) Remove instrument panel.
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5-5bSERVICE 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.
4. 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.
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. Discon-
nect 12-pin yellow connector (AB6) from airbag control
module.
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5-5bSERVICE PROCEDURE
3. Airbag Module - 4. Main Harness

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.
4. 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.
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. Discon-
nect 12-pin yellow connector (AB6) from airbag control
module.
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5-5bSERVICE PROCEDURE
3. Airbag Module - 4. 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).
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
5. Airbag Control Module
CAUTION:
Do not disassemble the airbag control module.
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5-5bSERVICE PROCEDURE
4. Main Harness - 5. 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).
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
5. Airbag Control Module
CAUTION:
Do not disassemble the airbag control module.
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5-5bSERVICE PROCEDURE
4. Main Harness - 5. Airbag Control Module

G5M0323
If the airbag control module is deformed, or if water
damage is suspected, replace the airbag control mod-
ule with a new genuine part.
G5M0324
After removal, keep the airbag control module on a
dry, clean surface away from heat and light sources,
and moisture and dust.
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.
Disconnect airbag connector (AB3) and (AB8) below steer-
ing column.
CAUTION:
Do not reconnect airbag connector at steering column
until airbag control module is securely re-installed.
B5M0400A
4) Remove console box.
5) Disconnect 12-pin yellow connector from airbag control
module.
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5-5bSERVICE PROCEDURE
5. Airbag Control Module