Nissan GT-R. Manual - part 291

COLLISION DIAGNOSIS

SR-7

< BASIC INSPECTION >

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FOR SIDE AND ROLLOVER COLLISION

FOR SIDE AND ROLLOVER COLLISION : When SRS is activated in a collision

INFOID:0000000009161525

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, ensure 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
• 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 showing visible signs of damage. (dents, cracks,
deformation, etc.)

4.

Perform self-diagnosis using CONSULT and “AIR BAG” warning lamp. Refer to 

SRC-8, "Diagnosis

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-8, "Air Bag Warning Lamp Diagnosis"

.

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 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

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:0000000009161526

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, ensure 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, the 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 and “AIR BAG” warning lamp. Refer to 

SRC-8, "Diagnosis

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-8, "Air Bag Warning Lamp Diagnosis"

.

SRS INSPECTION (FOR SIDE AND ROLLOVER COLLISION)

Part

Inspection

Curtain air bag module LH

If the curtain air bag LH has deployed:
REPLACE the curtain air bag module LH.
Install with new fasteners.

Curtain air bag module RH

If the curtain air bag RH has deployed:
REPLACE the curtain air bag module RH.
Install with new fasteners.

Side air bag module LH

If the side air bag LH has deployed: 
REPLACE front seatback assembly LH.

Side air bag module RH

If the side air bag RH has deployed:
REPLACE front seatback assembly RH.

Satellite sensor (LH or RH) 

If any of the SRS components have deployed:
REPLACE the 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 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.

COLLISION DIAGNOSIS

SR-9

< BASIC INSPECTION >

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Part

Inspection

Curtain air bag module LH

If the 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 curtain air bag module LH.

3.

Check for visible signs of damage (tears etc.) of the curtain air bag module LH.

4.

Check harness and connectors for damage, and terminals for deformities.

5.

If no damage is found, reinstall the curtain air bag module LH with new fasteners.

6.

If damaged 

−

 REPLACE the curtain air bag module LH with new fasteners. 

Curtain air bag module RH

If the 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 curtain air bag module RH.

3.

Check for visible signs of damage (tears etc.) of the curtain air bag module RH.

4.

Check harness and connectors for damage, and terminals for deformities.

5.

If no damage is found, reinstall the curtain air bag module RH with new fasteners.

6.

If damaged 

−

 REPLACE the curtain air bag module RH with new fasteners. 

Side air bag module LH

If the 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. 

Side air bag module RH

If the 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. 

Satellite sensor (LH or RH) 

If none of the SRS components have been activated:
1.

Remove the satellite sensor (LH or RH) on the collision side. Check harness connectors for 
damage, terminals for deformities, and harness for binding.

2.

Check for visible signs of damage (dents, cracks, deformation, etc.) of the satellite sensor (LH 
or RH).

3.

Install the satellite sensor (LH or RH) to check fit.

4.

If no damage is found, reinstall the satellite sensor (LH or RH) with new fasteners.

5.

If damaged 

−

 REPLACE the 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 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.

SR-10

< BASIC INSPECTION >

COLLISION DIAGNOSIS

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 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