1995 NISSAN ALMERA N15 wheel alignment

SUPPLEMENTALRESTRAINTSYSTEM(SRS)

Visually checkSRScomponents
Diagnosis sensorunit
Check diagnosis sensorunitand bracket fordents, cracks
or deformities.
Check connectors fordamage, andterminals fordeformi-
ties.
Air bag module andsteering wheel
Remove airbag module fromsteering wheelorinstrument
panel. Check harness coverandconnectors fordamage,
terminals fordeformities, andharness forbinding.
Install driversideairbag module tosteering wheeltocheck
fit or alignment withthewheel.
Check steering wheelforexcessive freeplay.
For dual airbag system, installpassenger sideairbag
module toinstrument paneltocheck fitor alignment withthe
instrument panel.

Maintenance
Items

1. Check "AIRBAG" warning lampoperation
After turning ignition keyto"ON" position, "AIRBAG"
warning lampilluminates. The"AIR BAG" warning lamp
will turn offafter about 7seconds ifno malfunction is
detected. If any ofthe following airbag warning lampconditions
occur, immediately checktheairbag system. RefertoRS-32
and 43for details.
The warning lampdoesnotilluminate whentheignition
switch isturned "ON".
The warning lampdoesnotturn offabout 7seconds after
the ignition switchisturned "ON".
The warning lampturns offabout 7seconds aftertheigni-
tion switch isturned "ON",butitturns onorflashes again.

•
MRS115A
•
•
2. (1)
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(2)
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•
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(3) Spiral cable
• Check spiralcablefordents, cracks, ordeformities.
• Check connectors andprotective tapefordamage.
• Check steering wheelfornoise, binding orheavy operation. •
(4) Main harness andairbag harness (Fordual airbag system
only)
• Check connectors forpoor connections, damage,andtermi-
nals fordeformities.
• Check harnesses forbinding, chafingorcut.

CAUTION: Replace previously usedscrews withnewones.
RS-11

COLLISIONDIAGNOSIS -Dual AirBag System

To repair theSRS, perform thefollowing steps.

When SRSisactivated inacollision:

CD
Replace thediagnosis sensorunit.

@ Remove
theairbag modules.

@
Check theSRS components usingthetable shown below:
• Replace anySRS components showing
visible
signsofdamage (dents,cracks, deformation).

@
Conduct self-diagnosis. Referto"Self-diagnosis" fordetails (RS-32). Ensuretheremainder ofthe
SRS isoperating properly.

Install newairbag modules.

@
Conduct self-diagnosis again.

When SRSisnot activated inacollision:

CD
Check theSRS components usingthetable shown below:
• Replace anySRS components showingvisiblesignsofdamage (dents,cracks, deformation).

@
Conduct self-diagnosis usingCONSULT and"'AIR BAG" warning lamp.Referto"Self-diagnosis" for
details (RS-32). EnsureentireSRSoperates properly.

SRS inspection

Part SRSisactivated
SRSisNOT activated
Air bag module REPLACE
1.Remove airbag module. Checkharness coverandconnectors fordamage,
(driver andpassen-
Installwithnew terminalsfordeformities, andharness forbinding.
ger side) bolts.
2-1.Install driverairbag module intothesteering wheeltocheck fitand align-
ment withthewheel.
2-2. Install passenger airbag module intotheinstrument paneltocheck fit
with theinstrument panel.
3. No damage found,reinstall withnewbolts.
4. Ifdamaged-REPLACE. Airbag must bedeployed beforediscarding.
Instrument panel
REPLACE 1.Check instrument panelforbending, deformities, orcracks.
Install withnew
2.Ifno damage isfound, reinstall withnewbolts.
bolts. 3.Ifdamaged-REPLACE.
Diagnosis sensor REPLACE
1.Check caseandbracket fordents, cracks ordeformities.
unit Installwithnew
2.Check connectors fordamage, andterminals fordeformities.
bolts. 3.Ifno damage isfound, reinstall withnewbolts.
4. Ifdamaged-REPLACE.
Steering wheel
1.Visually checksteering wheelfordeformities.
2. Check harness (builtintosteering wheel)andconnectors fordamage, andterminals fordeformi-
ties.
3. Install airbag module tocheck fitor alignment withsteering wheel.
4. Check steering wheelforexcessive freeplay.
5. Ifno damage isfound, reinstall withnewbolts.
6. Ifdamaged-REPLACE.
Spiral cable
1.Visually checklock(engagement) pinsandcombination switchfordamage.
2. Check connectors, flatcable andprotective tapefordamage.
3. Check steering wheelfornoise, binding orheavy operation.
4. Ifno damage isfound, reinstall withnew bolts.
5. Ifdamaged-REPLACE.
Harness andCon-
1.Check connectors forpoor connection, damage,andterminals fordeformities.
nectors 2.Check harness forbinding, chafing,cuts,ordeformities.
3. Ifno damage isfound, reinstall theharness andconnectors.
4. Damaged-REPLACE damagedsectionofharness. Donot attempt torepair, spliceormodify any
SRS harness.

RS-40

COLLISIONDIAGNOSIS -Single AirBag System

To repair theSRS "AIR BAG", perform thefollowing steps:

When SRSisactivated inacollision:

CD
Remove theairbag module.

@
Remove thesteering wheelassembly.

@)
Check thespiral cableusingthetable shown below:
• Ifthe spiral cableshows anyvisible damage suchasdents, cracks, ordeformation, replaceit
with anew one.

@
Install newsteering wheelassembly.

CID
Install newairbag module.

@
Conduct self-diagnosis using"AIRBAG" warning lamptoensure thatentire SRSoperates properly.
Refer toRS-43 fordetails.

When SRSisnot activated inacollision:

CD
Check theSRS components usingthetable shown below:
• Ifthe SRS components showanyvisible damage suchasdents, cracks, ordeformation, replace
them withnewones.

@
Conduct self-diagnosis using"AIRBAG" warning lamptoensure thatentire SRSoperates properly.
Refer toRS-43 fordetails.

SRS inspection

Part SRSisactivated SRSisNOT activated
Air bag module REPLACE 1.Remove airbag module. Checkharness coverandconnectors fordamage,
Install withnew terminalsfordeformities, andharness forbinding.
bolts. 2.Install airbag module intothesteering wheeltocheck fitand alignment
with thewheel.
3. No damage found,reinstall withnewbolts.
4. Ifdamaged-REPLACE. Airbag must bedeployed beforediscarding.
Steering wheel REPLACE 1.Visually checksteering wheelfordeformities.
assembly (includ- 2.Check harness andconnectors fordamage, andterminals fordeformities.
ing diagnosis sen- 3.Check diagnosis sensorunitfordents, cracks ordeformities.
sor unit).
Donot remove diagnosis sensorunitfrom steering wheel.

4. Install airbag module tocheck fitor alignment withsteering wheel.
5. Ifno damage isfound, reinstall thesteering wheelassembly.
6.
If
damaged-REPLACE.
Spiral cable 1.Check spiralcablefordents, cracks ordeformities.
2. Check connectors andprotective tapefordamage.
3. Check
steering wheelfornoise, binding orheavy operation.
4.
If
no damage isfound, reinstall withnewbolts.
5. If
damaged-REPLACE.
Harness andCon- 1.
Check connectors forpoor connection, damage,andterminals fordeformities.
nectors 2.
Check harness forbinding, chafing,cuts,ordeformities.
3. Ifno damage isfound, reinstall theharness andconnectors.
4. Damaged-REPLACE damagedsectionofharness. Donot attempt torepair, spliceormodify any
SRS harness.

RS-45
•

ON-VEHICLESERVICE
Checking SteeringWheelPlay

• With wheels inastraight-ahead position,checksteering
wheel play.

Steering wheelplay:
35 mm (1.38 in)orless

• Ifit is not within specification, checkthefollowing forloose
or worn components.

Steering gearassembly
Steering column
Front suspension andaxle
SST489B

OK
NGChecking
NeutralPosition onSteering Wheel
Pre-checking

• Make surethatwheel alignment iscorrect.

Wheel alignment:
Refer toSOS inFA section.

• Verify thatthesteering geariscentered beforeremoving
the steering wheel.

Checking
SST490BA
1.Check thatthesteering wheelisin the neutral position when
driving straight ahead.
2. Ifit is not inthe neutral position, removethesteering wheel
and reinstall itcorrectly.
3. Ifthe neutral position isbetween twoteeth,. loosen tie-rod
lock nuts. Turnthetie-rods bythe same amount inopposite
directions onboth leftand right sides.

Front Wheel Turning Angle •

1. Rotate steering wheelallthe way right andleft;measure
turning angle.

Turning angleoffull turns:
Refer toSOS inFA section.

2. Ifit is not within specification, checkrackstroke.

Rack stroke
"S":

Refer toSOS (ST-35).
SMA127 Checking GearHousing Movement

1. Check themovement ofsteering gearhousing duringsta-
tionary steering onadry paved surface.
• Apply aforce of49 N(5 kg, 11Ib) tosteering wheeltocheck
the gear housing movement.
Turn offignition keywhile checking.

Movement ofgear housing:

:I:
2 mm
(:I:
0.08 in)orless

2. Ifmovement exceedsthelimit, replace mountinsulator after
confirming properinstallation ofgear housing clamps.

ST-5