Downloaded from www.Manualslib.com manuals search engine 8B-91 Air Bag System:
CAUTION!
After detecting one time of such collision as
to meet deployment conditions, the SDM
must not be used.
Refer to “Air Bag Diagnostic System Check”
when checking the SDM.
Accident with Deployment / Activation – Component
Replacement
When driver and passenger air bags are deployed, the
following components must be replaced.
• Driver and passenger air bag (inflator) modules
• Driver and passenger seat belt pretensioners
• SDM after detecting such collision as to meet
deployment conditions
• Forward impact-sensor
• Instrument panel
When side-air bag and side curtain-air bag are deployed,
the following components must be replaced.
• Deployed side-air bag (inflator) module
• Deployed side curtain-air bag (inflator) module
• Side impact-sensor
•SDM
Accident with or without Deployment / Activation –
Component Inspections
Certain air bag and restraint system components must
be inspected after any crash, whether the air bag system
activated or not. If any faulty condition is found in the
following checks, replace faulty part.
Those components are:
• Steering column (1) and shaft joints
– Check for length, damage and bend according to
“Checking Steering Column for Accident Damage in
Section 6B”.
• Steering column bracket (2) and capsules
– Check for damage and bent.
• Steering wheel and driver air bag (inflator) module
– Check for damage or air bag (inflator) module
fitness.
– Check trim cover (pad surface) for cracks.
– Check wire harness and connector for damage or
tightness.• Contact coil assembly
– Check wire harness and connectors for damage or
tightness.
– Check contact coil case for damage.
– Check contact coil circuit referring to “Contact Coil
Cable and Its Circuit Check”.
• Instrument panel member and reinforcement
– Check for any distortion, bending, cracking or other
damage.
– Check instrument panel for cracks or deformities.
• Passenger air bag (inflator) module
– Check for dents, cracks, damage or fitness.
– Check harness and connector for damage or
tightness.
•SDM
– Check for external damage such as deformation,
scratch, crack, peeled paint, etc.
– Check SDM for a cause in itself preventing its
proper installation. (There is a gap between SDM
and SDM plate, or it cannot be fixed securely.)
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Downloaded from www.Manualslib.com manuals search engine Air Bag System: 8B-92
– Check connector or lead wire of SDM for scorching,
melting or damage.
– Check SDM connector and terminals for tightness.
– Check if SDM sets a DTC and is judged as
malfunctioning according to the diagnostic flow.
• Air bag wire harness and connections
– Check for damages, deformities or poor
connections.
Refer to “Inspection of Intermittent and Poor
Connections”.
– Check wire harness clamps for tightness.
• Forward impact-sensor
– Check sensor (1) and apron-side-member (driver
side) (2) for damage, bend or rust.
– Check connector (3) or lead wire (4) of forward-
sensor for scorching, melting or damage.• Side impact-sensor
– Check sensor (1) and under body (2) for dents,
cracks, deformation or rust.
– Check sensor connector (sensor side and harness
side) (3) or sensor lead wire (4) for damage, crack,
scorching or melting.
• Seat belt pretensioner
– Check for dents, cracks, damage or fitness
– Check harness and connector for damage or
tightness.
• Seat belts and mounting points
– Refer to “Front Seat Belt Components in Section
8A”.
• “AIR BAG” warning light
– After vehicle is completely repaired, perform “Air
Bag Diagnostic System Check”.
• Side-air bag (inflator) module
– Check for dents, cracks, damage or fitness.
– Check trim cover for cracks or deformities.
– Check wire harness and connector for damage or
tightness.
• Side curtain-air bag (inflator) module
– Check for dents, cracks, damage or fitness.
– Check harness wire harness and connector for
damage or tightness.
– Check headlining for cracks or deformation.
1. Main harness 5. Side-air bag harness
2. Grounding point 6. Side curtain-air bag harness
3. Floor harness 7. Side curtain-air bag (inflator)
module
4. Instrument panel harness
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Downloaded from www.Manualslib.com manuals search engine 8B-95 Air Bag System:
Installation
1) Check that none of the following faulty conditions
exists.
• Bend, scratch, deformity in vehicle body where
SDM is mounted.
• Foreign matter or rust on mating surface of vehicle
body where SDM is mounted.
2) Install SDM (2) to vehicle.
CAUTION!
Ensure that arrow on the SDM is pointing
toward the front of the vehicle.
3) Tighten SDM bolts (1) to specified torque.
Tightening torque
SDM bolt (a): 9 N·m (0.9 kgf-m, 6.5 lb-ft)
4) Connect SDM connector (2) to SDM (3) securely.
5) Install G sensor bracket (1) to floor panel.6) Install G sensor referring to “G Sensor Removal and
Installation (4WD Model) in Section 4E”.
7) Install console box upper cover.
8) Enable air bag system referring to “Enabling Air Bag
System”.
9) Connect negative (–) cable at battery.
SDM InspectionS6RW0D8206004
WARNING!
During service procedures, be very careful
when handling a Sensing and Diagnostic
Module (SDM).
Be sure to read “Precautions on Service and
Diagnosis of Air Bag System” before starting
to work and observe every precaution during
work. Neglecting them may result in personal
injury or inactivation of the air bag system
when necessary.
CAUTION!
• Do not connect a tester whatever type it
may be.
• Never repair or disassemble SDM.
• If SDM has been dropped, it should be
replaced.
If any faulty condition is found in the following checks,
replace.
• Check SDM and SDM plate for dents, cracks or
deformation.
• Check SDM connector for damage, cracks or lock
mechanism.
• Check SDM terminal for bend, corrosion or rust.
Driver Air Bag (Inflator) Module Removal and
Installation
S6RW0D8206005
WARNING!
When handling an air bag (inflator) module,
be sure to read “Precautions on Handling
and Storage of Air Bag System Components”
and observe each instruction. Failure to
follow them could cause a damage to the air
bag (inflator) module or result in personal
injury.
A: Forward
2. SDM
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Downloaded from www.Manualslib.com manuals search engine 8B-97 Air Bag System:
Driver Air Bag (Inflator) Module InspectionS6RW0D8206006
WARNING!
Never disassemble air bag (inflator) module
or measure its resistance. Otherwise,
personal injury may result.
CAUTION!
If air bag (inflator) module was dropped from
a height of 90 cm (3 ft) or more, it should be
replaced.
Check air bag (inflator) module visually and if any of the
following is found, replace it with a new one.
• Air bag being deployed
• Trim cover (pad surface) (1) being cracked
• Inflator case (2) being damaged or having been
exposed to strong impact (dropped)
• Bend or deformity of air bag (inflator) module bracket.
Passenger Air Bag (Inflator) Module Removal
and Installation
S6RW0D8206007
WARNING!
• Never attempt to disassemble or repair the
passenger air bag (inflator) module. If any
abnormality is found, be sure to replace it
with new one as an assembly.
• Be sure to read “Precautions on Service
and Diagnosis of Air Bag System”,
“Precautions on Handling and Storage of
Air Bag System Components” and
“Precautions on Disposal of Air Bag and
Seat Belt Pretensioner” before starting to
work and observe every precaution during
work. Neglecting them may result in
personal injury or undeployment of the air
bag when necessary.
Removal
1) Disable air bag system. Refer to “Disabling Air Bag
System”.
2) Remove center ventilation louver with garnish
referring to “Center Ventilation Louver Removal and
Installation in Section 7A”.
3) Pull out glove box while pushing its stopper from
both right and left sides.
4) Remove passenger air bag (inflator) module
attaching bolts (1) and its facing cover bolt (6).
5) Hold up passenger air bag (inflator) module with its
facing cover (5) without extending wire harness (2)
to avoid air bag connector damage and to
disconnect passenger air bag (inflator) module
connector (3) as shown in figure.
a) Unlock lock button (4).
b) With lock button unlocked, disconnect connector.
6) Remove passenger air bag (inflator) module with its
facing cover (5) from instrument panel.
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7) Remove passenger air bag (inflator) module (1) from
its facing cover (2).
WARNING!
• When carrying a live air bag (inflator)
module, make sure the bag opening is
pointed away from you.
Never carry air bag (inflator) module by
wires or connector on the side of the
module. In case of an accidental
deployment, the bag will then deploy with
minimal chance of injury.
• The live passenger air bag (inflator)
module must be kept with its bag (trim
cover) facing up while being stored or left
standing. This is necessary so that a free
space is provided to allow the air bag to
expand in the unlikely event of accidental
deployment.
• Observe “Precautions on Handling and
Storage of Air Bag System Components”
for handling and storing it.
Otherwise, personal injury may result.
Installation
1) Install passenger air bag (inflator) module to its
facing cover (2).
CAUTION!
Confirm claw (1) of passenger air bag
(inflator) module hangs in its facing cover (2).
2) Connect passenger air bag (inflator) module
connector (1) securely as shown in figure.
a) Connect connector.
b) Lock connector with lock button (2).
3) Install passenger air bag (inflator) module with its
facing cover (3) to instrument panel at specified
torque as shown.
Tightening torque
Passenger air bag (inflator) module attaching
bolt (a): 23 N·m (2.3 kgf-m, 17.0 lb-ft)
4) Install glove box.
5) Install center ventilation louver with garnish referring
to “Center Ventilation Louver Removal and
Installation in Section 7A”.
6) Enable air bag system. Refer to “Enabling Air Bag
System”.
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Removal
1) Disconnect negative (–) cable at battery.
2) Disable air bag system referring to “Disabling Air
Bag System”.
3) Remove front bumper referring to “Front Bumper
and Rear Bumper Components in Section 9K”.
4) Disconnect forward impact-sensor connector (1)
sliding connector outer (2) as shown.
5) Remove forward impact-sensor bolt (3) and forward
impact-sensor (4) from apron-side-member (driver
side) (5).
Installation
CAUTION!
Proper operation of forward impact-sensor
requires sensor be rigidly attached to vehicle
structure and that the arrow on sensor be
pointing toward the front of the vehicle.
1) Check that none of the following faulty conditions
exists.
• Bend, deformity or rust of front panel.
• Foreign matter on mating surface of sensor.
2) Install forward impact-sensor (1) to apron-side-
member (driver side) (3) and tighten mounting bolt
(2) to specified torque.
Tightening torque
Forward impact-sensor mounting bolt (a): 9 N·m
(0.9 kgf-m, 6.5 lb-ft)3) Connect forward impact-sensor connector (4) by
pushing connector till click is heard from it.
4) Install front bumper referring to “Front Bumper and
Rear Bumper Components in Section 9K”.
5) Enable air bag system referring to “Enabling Air Bag
System”.
6) Connect negative (–) cable at battery.
Forward Impact-Sensor InspectionS6RW0D8206014
WARNING!
During service procedures, be very careful
when handling a sensor.
• Never strike or jar a sensor.
• A sensor and mounting bracket bolts must
be carefully torqued to assure proper
operation. Under loose connection, it
could cause improper operation of the air
bag system.
CAUTION!
• Never disassemble forward impact-sensor.
• Sensor should be replaced when it was
dropped from a height of 90 cm (3 ft) or
more.
• Check sensor for dents, cracks or deformation.
• Check sensor connector (sensor side and harness
side) and sensor connector lock mechanism for
damage or crack.
• Check connector terminals for bend, corrosion or rust.
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Downloaded from www.Manualslib.com manuals search engine 8B-105 Air Bag System:
Side Impact-Sensor Removal and InstallationS6RW0D8206024
WARNING!
During service procedures, be very careful
when handling a sensor.
• Never strike or jar a sensor.
• A sensor bolt must be carefully torqued to
assure proper operation. Under loose
connection, it could cause improper
operation of the air bag system.
Removal
1) Disconnect negative (–) cable at battery.
2) Disable air bag system. Refer to “Disabling Air Bag
System”.
3) Remove center pillar lower trim.
4) Turn up floor carpet at front seat side.
5) Disconnect side impact-sensor connector (1) sliding
connector outer (2) as shown.
6) Remove side impact-sensor bolts (3), and side
impact-sensor (4) from side sill inner panel (5).
Installation
CAUTION!
Proper operation of side impact-sensor
requires that sensor is rigidly attached to
specified position.
1) Check that none of following faulty conditions exists.
• Bend, deformity or rust of under body.
• Foreign matter on mating surface of sensor.2) Install side impact-sensor (1) to side sill inner panel
(2) and tighten side impact-sensor bolt (3) to
specified torque.
Tightening torque
Side impact-sensor bolt (a): 9 N·m (0.9 kgf-m,
6.5 lb-ft)
3) Connect side impact-sensor connector (4) by
pushing connector till click is heard from it.
4) Return the carpet, and install center pillar lower trim.
5) Enable air bag system. Refer to “Enabling Air Bag
System”.
6) Connect negative (–) cable at battery.
Side Impact-Sensor InspectionS6RW0D8206025
WARNING!
During service procedures, be very careful
when handling a sensor.
• Never strike or jar a sensor.
• A sensor and mounting bracket bolts must
be carefully torqued to assure proper
operation. Under loose connection, it
could cause improper operation of the air
bag system.
CAUTION!
• Never disassemble side impact-sensor.
• Sensor should be replaced when it was
dropped from a height of 90 cm (3 ft) or
more.
• Check sensor for dents, crack, deformation.
• Check sensor connector (sensor side and harness
side), lock mechanism or sensor lead wire for
damage, crack, scorching or melting.
• Check connector terminals for bent, corrosion or rust.
If any faulty condition is found in above checks,
replace.
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Downloaded from www.Manualslib.com manuals search engine Air Bag System: 8B-106
Passenger Air Bag (Inflator) Module Repair
Harness Installation
S6RW0D8206017
Replace passenger air bag (inflator) module repair
harness (2) according to the following procedure when
the harness (9) connected with passenger air bag
(inflator) module of the air bag harness included in
instrument panel harness (7) and passenger air bag
(inflator) module connector (1) is damaged.
1) Disable air bag system. Refer to “Disabling Air Bag
System”.
2) Remove passenger air bag (inflator) module
referring to “Passenger Air Bag (Inflator) Module
Removal and Installation” if it has installed.
3) Disconnect floor harness joint (yellow) connector (1)
with passenger air bag (inflator) module of air bag
harness included in instrument panel harness from
floor harness located near the glove box.4) Cut off passenger air bag (inflator) module connector
(1) and floor harness joint (yellow) connector (2) with
passenger air bag (inflator) module of air bag
harness included in instrument panel harness as
shown, and then fasten it to instrument panel
harness with vinyl tape for avoiding interference with
other parts.
5) Fix passenger air bag (inflator) module repair
harness (1) to instrument panel harness (2).
CAUTION!
To avoid interference with other parts, fasten
the repair harness to instrument panel
harness with a clamp (3) as shown in figure.
6) Connect passenger air bag (inflator) module repair
harness connector (4) to floor harness securely till
click is heard.
3. Driver air bag (inflator) module
4. Passenger air bag (inflator) module
5. Floor harness
6. Vinyl tape
7. Instrument panel harness
8. Floor harness joint (yellow) connector with passenger air bag (inflator)
module of air bag harness included in instrument panel harness
10. Floor harness joint (yellow) connector of passenger air bag (inflator)
module repair harness
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