2011 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2011 Factory Service Manual
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< BASIC INSPECTION >
COLLISION DIAGNOSIS
FOR FRONTAL COLLISION : When SRS is not activated in a collision
INFOID:0000000006113081
CAUTION:
Due to varying models and option levels, not all part

SR-6
< BASIC INSPECTION >
COLLISION DIAGNOSIS
FOR FRONTAL COLLISION : When SRS is not activated in a collision
INFOID:0000000006113081
CAUTION:
Due to varying models and option levels, not all part s listed in the chart below apply to all vehicles.
WORK PROCEDURE
1. Before performing any of the following steps, ensur e that all vehicle body and structural repairs have been
completed.
2. Check the SRS components using the table below: Replace any SRS components showing visible signs of damage. (dents, cracks and deformation, etc.)
3. Perform self-diagnosis using CONSULT-III or air bag warning lamp. Refer to SRC-14, "
Description" for
details. Ensure entire SRS operates properly.
4. After the work is completed, perform self-diagnosis to check that no malfunction is detected. Refer to
SRC-14, "
Description".
SRS INSPECTION (FOR FRONTAL COLLISION)
Harness and connectors 1. Check connectors for poor connection, damage, and terminals for deformities.
2. Check harness for binding, chafing, cuts, or deformities.
3. If no damage is found, reinstall the harness and connectors.
4. If damaged
− REPLACE the damaged harness. Do not attempt to repair, splice or modify any
SRS harness.
Instrument panel assembly If the front passenger air bag has deployed:
REPLACE the instrument panel assembly. (integrated type)
Part Inspection
Part Inspection
Driver air bag module If the driver air bag has NOT been deployed:
1. Remove driver air bag module. Check harness cover and connectors for damage, terminals for
deformities, and harness for binding.
2. Install driver air bag module into the steering wheel to check fit and alignment with the wheel.
3. If no damage is found, reinstall with new fasteners.
4. If damaged − REPLACE. Install driver air bag module with new fasteners.
Front passenger air bag module
(if equipped) If the front passenger air bag has NOT been deployed:
1. Remove front passenger air bag module. Check harness cover and connectors for damage, ter-
minals for deformities, and harness for binding.
2. Install front passenger air bag module into the instrument panel to check fit with the instrument panel.
3. If no damage is found, reinstall with new fasteners.
4. If damaged − REPLACE. Install front passenger air bag modules with new fasteners.
Crash zone sensor If the front air bags or seat belt pre-tensioners have NOT been activated:
1. Remove the crash zone sensor. Check harness connectors for damage, terminals for deformi-
ties, and harness for binding.
2. Check for visible signs of damage (dents, cracks, deformation, etc.) of the crash zone sensor and bracket.
3. Install the crash zone sensor to check fit.
4. If no damage is found, reinstall with new fasteners.
5. If damaged − REPLACE the crash zone sensor and bracket with new fasteners.
Seat belt pre-tensioner assem-
blies
(All applicable locations: buckle,
retractor, lap outer) If the pre-tensioners have NOT been activated:
1. Remove seat belt pre-tensioners.
Check harness cover and connectors for damage , terminals for deformities, and harness for
binding.
2. Check belts for damage and anchors for loose mounting.
3. Check retractor for smooth operation.
4. Check seat belt adjuster for damage.
5. Check for deformities of the center pillar inner.
6. If the center pillar inner has no damage, REPLACE the seat belt pre-tensioner assembly.
7. If no damage is found, reinstall seat belt pre-tensioner assembly.
8. If damaged − REPLACE. Install the seat belt pre-tensioners with new fasteners.
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
COLLISION DIAGNOSISSR-7
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FOR SIDE AND ROLLOVER COLLISION
FOR SIDE AND ROLLOVER CO LLISION : When SRS is activated in a collision
INFOID:00000000061

COLLISION DIAGNOSISSR-7
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FOR SIDE AND ROLLOVER COLLISION
FOR SIDE AND ROLLOVER CO LLISION : When SRS is activated in a collision
INFOID:0000000006113082
CAUTION:
Due to varying models and option levels, not all parts listed in the chart below apply to all vehicles.
WORK PROCEDURE
1. Before performing any of the following steps, ensur e that all vehicle body and structural repairs have been
completed.
2. Replace the following components: Front seat back assembly (on the side on which side air bag is activated)
Door finisher (on the side on which door-mounted curtain air bag is activated)
Pop-up roll bar assemblies and pop-up roll bar covers
Side air bag (satellite) sensor LH/RH (on the side on which side air bag is activated)
Diagnosis sensor unit
Seat belt pre-tensioner assemblies
3. Check the SRS components and the related parts using the following table. Replace any SRS components and the related parts s howing visible signs of damage. (dents, cracks,
deformation, etc.)
4. Perform self-diagnosis using CONSULT-III and “AIR BAG” warning lamp. Refer to SRC-14, "
Description"
for details. Make sure entire SRS operates properly.
5. After the work is completed, perform self-diagnosis to check that no malfunction is detected. Refer to
SRC-14, "
Description".
Diagnosis sensor unit If none of the SRS components have been activated:
1. Check case for dents, cracks or deformities.
2. Check connectors for damage, and terminals for deformities.
3. If no damage is found, reinstall with new fasteners.
4. If damaged
− REPLACE. Install diagnosis sensor unit with new fasteners.
Steering wheel 1. Visually check steering wheel for deformities.
2. Check harness (built into steering wheel) and connectors for damage, and terminals for defor-
mities.
3. Install driver air bag module into the steering wheel to check fit and alignment with the wheel.
4. Check steering wheel for excessive free play.
5. If no damage is found, reinstall.
6. If damaged − REPLACE.
Spiral cable If the driver front air bag has not deployed:
1. Visually check spiral cable and combination switch for damage.
2. Check connectors and protective tape for damage.
3. Check steering wheel for noise, binding or heavy operation.
4. If no damage is found, reinstall.
5. If damaged
− REPLACE.
Occupant classification system
(Passenger seat) 1. Remove passenger seat assembly.
2. Check control unit case for dents, cracks of deformities.
3. Check connectors and pressure sensor tube for damage, and terminals for deformities.
4. Check seat frame and cushion pan for dents or deformities.
5. If no damage is found, reinstall seat with new fasteners.
6. If damaged
− REPLACE seat cushion assembly with new fasteners.
Harness and connectors 1. Check connectors for poor connection, damage, and terminals for deformities.
2. Check harness for binding, chafing, cuts, or deformities.
3. If no damage is found, reinstall the harness and connectors.
4. If damaged
− REPLACE the damaged harness. Do not attempt to repair, splice or modify any
SRS harness.
Instrument panel assembly If the front passenger air bag has NOT deployed:
1. Visually check instrument panel assembly for damage.
2. If no damage is found, reinstall the instrument panel assembly.
3. If damaged
− REPLACE the instrument panel assembly.
Part Inspection
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
SR-8
< BASIC INSPECTION >
COLLISION DIAGNOSIS
SRS INSPECTION (FOR SIDE AND ROLLOVER COLLISION)
FOR SIDE AND ROLLOVER COLLISION : When SRS is not activated in a collision
INFOID:0000000006113083
CAUTI

SR-8
< BASIC INSPECTION >
COLLISION DIAGNOSIS
SRS INSPECTION (FOR SIDE AND ROLLOVER COLLISION)
FOR SIDE AND ROLLOVER COLLISION : When SRS is not activated in a collision
INFOID:0000000006113083
CAUTION:
Due to varying models and option levels, not all part s listed in the chart below apply to all vehicles.
WORK PROCEDURE
1. Before performing any of the following steps, ensur e that all vehicle body and structural repairs have been
completed.
2. Check the SRS components and the related parts using the following table. If the front seat back assembly is damaged, t he front seat back assembly must be replaced.
If the door finisher assembly is damaged, the door finisher assembly and door-mounted curtain air bag
module must be replaced.
3. Perform self-diagnosis using CONSULT-III and “AIR BAG” warning lamp. Refer to SRC-14, "
Description"
for details. Make sure entire SRS operates properly.
4. After the work is completed, perform self-diagnosis to check that no malfunction is detected. Refer to
SRC-14, "
Description".
SRS INSPECTION (FOR SIDE AND ROLLOVER COLLISION)
Part Inspection
Side curtain air bag module LH If the side curtain air bag LH has deployed:
REPLACE the side curtain air bag module LH.
Install with new fasteners.
Side curtain air bag module RH If the side curtain air bag RH has deployed:
REPLACE the side curtain air bag module RH.
Install with new fasteners.
Front side air bag module LH If the front side air bag LH has deployed:
REPLACE front seatback assembly LH.
Front side air bag module RH If the front side air bag RH has deployed:
REPLACE front seatback assembly RH.
Side air bag (satellite) sensor
(LH or RH) If any of the SRS components have deployed:
REPLACE the side air bag (satellite) sensor on the collision side with new fasteners.
Diagnosis sensor unit If any of the SRS components have deployed:
REPLACE the diagnosis sensor unit with new fasteners.
Seat belt pre-tensioner assem-
blies
(All applicable locations: buckle,
retractor, lap outer) If either the driver or passenger seat belt pre-tensioner* has been activated:
REPLACE all seat belt pre-tensioner assemblies with new fasteners.
*: Confirm seat belt pre-tensioner activation using CONSULT-III only.
Center inner pillar 1. Check the center inner pillar on the collision side for damage (dents, cracks, deformation, etc.).
2. If damaged
− REPAIR the center inner pillar.
Trim/headlining 1. Check for visible signs of damage (dents, cracks, deformation, etc.) of the interior trim on the
collision side.
2. If damaged − REPLACE the damaged trim parts.
Door-mounted curtain air bag
module LH If the door-mounted curtain air bag module LH has deployed:
REPLACE the door finisher LH and door-mounted curtain air bag module.
Install with new fasteners.
Door-mounted curtain air bag
module RH If the door-mounted curtain air bag module RH has deployed:
REPLACE the door finisher RH and door-mounted curtain air bag module.
Install with new fasteners.
Pop-up roll bar assemblies If the pop-up roll bar has deployed:
REPLACE pop-up roll bar assemblies and pop-up roll bar covers.
Install with new fasteners.
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
COLLISION DIAGNOSISSR-9
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Part Inspection
Side curtain air bag module LH If the side curtain air bag LH has NOT deployed:
1. Check for visible signs

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Part Inspection
Side curtain air bag module LH If the side curtain air bag LH has NOT deployed:
1. Check for visible signs of damage (dents, tears, deformation, etc.) of the center pillar on the col-
lision side.
2. If damaged − Remove the side curtain air bag module LH.
3. Check for visible signs of damage (tears etc.) of the side curtain air bag module LH.
4. Check harness and connectors for damage, and terminals for deformities.
5. If no damage is found, reinstall the side curtain air bag module LH with new fasteners.
6. If damaged − REPLACE the side curtain air bag module LH with new fasteners.
Side curtain air bag module RH If the side curtain air bag RH has NOT deployed:
1. Check for visible signs of damage (dents, tears, deformation, etc.) of the center pillar on the col-
lision side.
2. If damaged − Remove the side curtain air bag module RH.
3. Check for visible signs of damage (tears etc.) of the side curtain air bag module RH.
4. Check harness and connectors for damage, and terminals for deformities.
5. If no damage is found, reinstall the side curtain air bag module RH with new fasteners.
6. If damaged − REPLACE the side curtain air bag module RH with new fasteners.
Front side air bag module LH If the front side air bag LH has NOT deployed:
1. Check for visible signs of damage (dents, tears, deformation, etc.) of the seat back on the col-
lision side.
2. Check harness and connectors for damage, and terminals for deformities.
3. If damaged − REPLACE the front seatback assembly LH.
Front side air bag module RH If the front side air bag RH has NOT deployed:
1. Check for visible signs of damage (dents, tears, deformation, etc.) of the seat back on the col-
lision side.
2. Check harness and connectors for damage, and terminals for deformities.
3. If damaged − REPLACE the front seatback assembly RH.
Side air bag (satellite) sensor
(LH or RH) If none of the SRS components have been activated:
1. Remove the side air bag (satellite) sensor (LH or RH) on the collision side. Check harness con-
nectors for damage, terminals for deformities, and harness for binding.
2. Check for visible signs of damage (dents, cracks, deformation, etc.) of the side air bag (satellite)
sensor (LH or RH).
3. Install the side air bag (satellite) sensor (LH or RH) to check fit.
4. If no damage is found, reinstall the side sir bag (satellite) sensor (LH or RH) with new fasteners.
5. If damaged − REPLACE the side air bag (satellite) sensor (LH or RH) with new fasteners.
Diagnosis sensor unit If none of the SRS components have been activated:
1. Check case and bracket for dents, cracks or deformities.
2. Check connectors for damage, and terminals for deformities.
3. If no damage is found, reinstall the diagnosis sensor unit with new fasteners.
4. If damaged
− REPLACE the diagnosis sensor unit with new fasteners.
Seat belt pre-tensioner assem-
blies
(All applicable locations: buckle,
retractor, lap outer) If the pre-tensioners have NOT been activated:
1. Remove seat belt pre-tensioners.
Check harness cover and connectors for damage, terminals for deformities, and harness for
binding.
2. Check belts for damage and anchors for loose mounting.
3. Check retractor for smooth operation.
4. Check seat belt adjuster for damage.
5. Check for deformities of the center pillar inner.
6. If the center pillar inner has no damage, REPLACE the seat belt pre-tensioner assembly.
7. If no damage is found, reinstall seat belt pre-tensioner assembly.
8. If damaged − REPLACE. Install the seat belt pre-tensioners with new fasteners.
Seat (with front side air bag) If the front LH or front RH side air bag modules have NOT deployed:
1. Visually check the seat on the collision side.
2. Remove the seat on the collision side and check the following for damage and deformities.
- Harness, connectors and terminals
- Frame and recliner (for front and rear seat), and also adjuster and slides (for front seat)
3. If no damage is found, reinstall the seat.
4. If damaged
− REPLACE the damaged seat parts using new fasteners. If the front seat back is
damaged, the front seat back assembly must be replaced.
Center inner pillar 1. Check the center inner pillar on the collision side for damage (dents, cracks, deformation, etc.).
2. If damaged
− REPAIR the center inner pillar.
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
SR-10
< BASIC INSPECTION >
COLLISION DIAGNOSIS
Trim/headlining1. Check for visible signs of damage (dents, cracks, deformation, etc.) of the interior trim on the
collision side.
2. If damaged − R

SR-10
< BASIC INSPECTION >
COLLISION DIAGNOSIS
Trim/headlining1. Check for visible signs of damage (dents, cracks, deformation, etc.) of the interior trim on the
collision side.
2. If damaged − REPLACE the damaged trim parts.
Door-mounted curtain air bag
module LH If the door-mounted curtain air bag LH has NOT deployed:
1. Check for visible signs of damage (dents, tears, deformation, etc.) of the door finisher on the
collision side.
2. If damaged − REPLACE the door finisher LH with new fasteners.
3. Check for visible signs of damaged (tears etc.) of the door-mounted curtain air bag module LH.
4. Check harness and connectors for damage, and terminals for deformities.
5. If no damage is found, reinstall door finisher. CAUTION:
When removing door-mounted curtain air bag module from door finisher, never reuse
door finisher.
6. If damaged − REPLACE the door finisher LH and door-mounted curtain air bag module LH with
new fasteners.
Door-mounted curtain air bag
module RH If the door-mounted curtain air bag RH has NOT deployed:
1. Check for visible signs of damage (dents, tears, deformation, etc.) of the door finisher on the
collision side.
2. If damaged − REPLACE the door finisher RH with new fasteners.
3. Check for visible signs of damage (tears etc.) of the door-mounted curtain air bag module RH.
4. Check harness and connectors for damage, and terminals for deformities.
5. If no damage is found, reinstall door finisher. CAUTION:
When removing door-mounted curtain air bag module from door finisher, never reuse
door finisher.
6. If damaged − REPLACE the door finisher RH and door-mounted curtain air bag module RH with
new fasteners.
Pop-up roll bar If the pop-up roll bar has NOT deployed:
1. Check for visible signs of damage (dents, tears, deformation, etc.) of the pop-up roll bar.
2. If damaged
− REPLACE the pop-up roll bar with new fasteners.
3. Check harness and connectors for damage, and terminals for deformities.
4. If no damage is found, reinstall the pop-up roll bar with new fasteners.
5. Check for visible signs of damage (dents, cracks, deformation, etc.) of the seatback support brace assembly.
6. If damaged − REPAIR the seatback support brace assembly.
Part Inspection
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
DRIVER AIR BAG MODULESR-11
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REMOVAL AND INSTALLATION
DRIVER AIR BAG MODULE
Exploded ViewINFOID:0000000006113051
Removal and InstallationINF

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INFINITI QX56 2011 Factory Service Manual
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< REMOVAL AND INSTALLATION >
DRIVER AIR BAG MODULE
4. Disconnect the driver air bag module harness connector.CAUTION:
For installing/removing the driver air bag module harnessconnector, inser

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INFINITI QX56 2011 Factory Service Manual
DRIVER AIR BAG MODULESR-13
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Tighten the TORX bolts after comp letely adjusting the centers of fixing holes on the driver air bag
module s

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