belt NISSAN ALMERA 2001 Service Manual

Diagnostic item ExplanationRepair order
Recheck SRS at each
replacement.
CONTROL UNIT+Low battery voltage (Less than 9V)+Go to DIAGNOSTIC PRO-
CEDURE 3 (RS-66) after
charging battery.
+Diagnosis sensor unit is malfunctioning. 1. Visually check wiring har-
ness connections.
2. Replace the harness if it
has visible damage.
3. Replace diagnosis sensor
unit.
4. Replace the related har-
ness.
* Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunction is eliminated
using the air bag or seat belt warning lamp or CONSULT-II each time repair is finished. If malfunction is still observed, pro-
ceed to the next step. When malfunction is eliminated, further repair work is not required.
SRS834-A
SRS872
DIAGNOSTIC PROCEDURE 3NJRS0048S02Final checking after repairing SRS by using CONSULT-II Ð
Diagnosis mode
1. After repairing SRS, connect both battery cables.
2. Connect CONSULT-II to data link connector.
3. Turn ignition switch from ªOFFº to ªONº.
SRS695
4. Touch ªSTARTº.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-66

Diagnostic item Explanation Repair order
PRE-TEN FRONT LH
[OPEN/VB-SHORT]+The circuit for front LH seat belt pre-tensioner is open or
shorted to a power supply circuit.1. Visually check the wiring harness
connections.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace
the diagnosis sensor unit and front
LH seat belt. (Before disposing of
the front LH seat belt pre-tensioner,
if must be deployed.) PRE-TEN FRONT LH
[GND-SHORT]+The circuit for front LH seat belt pre-tensioner is shorted to
ground.
PRE-TEN FRONT RH
[OPEN/VB-SHORT]+The circuit for front RH seat belt pre-tensioner is open or
shorted to a power supply circuit.1. Visually check the wiring harness
connections.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace
the diagnosis sensor unit and front
RH seat belt. (Before disposing of
the front RH seat belt pre-tensioner,
if must be deployed.) PRE-TEN FRONT RH
[GND-SHORT]+The circuit for front RH seat belt pre-tensioner is shorted to
ground.
CONTROL UNIT+Diagnosis sensor unit is malfunctioning. 1. Visually check the wiring harness
connection.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace
the diagnosis sensor unit.
* Follow the procedures in numerical order when repairing malfunctioning parts, then make the final system check.
INTERMITTENT MALFUNCTION DIAGNOSTIC CODE
CHART (ªSELF-DIAG [PAST] or TROUBLE DIAG
RECORDº)/Hatchback
NJRS0048S0402
Diagnostic item Explanation Repair order
NO DTC IS DETECTED+No malfunction is detected.+Go to DIAGNOSTIC PROCEDURE 3
(RS-66).
AIRBAG MODULE
[OPEN]+Driver air bag module circuit is open.
(including the spiral cable)1. Visually check the wiring harness con-
nection.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace the
spiral cable, diagnosis sensor unit and
driver air bag module. (Before dispos-
ing of the driver air bag module, it
must be deployed.) AIRBAG MODULE
[VB-SHORT]+Driver air bag module circuit is shorted
to a power supply circuit. (including the
spiral cable)
AIRBAG MODULE
[GND-SHORT]+Driver air bag module circuit is shorted
to ground. (including the spiral cable)
AIRBAG MODULE
[SHORT]+Driver air bag module circuits are
shorted to each other.
ASSIST A/B MODULE
[VB-SHORT]+Front passenger air bag module circuit
is shorted to some power supply cir-
cuit.1. Visually check the wiring harness con-
nection.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace the
diagnosis sensor unit and passenger
air bag module. (Before disposing of
the passenger air bag module, it must
be deployed.) ASSIST A/B MODULE
[OPEN]+Front passenger air bag module circuit
is open.
ASSIST A/B MODULE
[GND-SHORT]+Front passenger air bag module circuit
is shorted to ground.
ASSIST A/B MODULE
[SHORT]+Front passenger air bag module cir-
cuits are shorted to each other.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-72

Diagnostic item Explanation Repair order
SIDE MODULE LH
[OPEN]+Front LH side air bag module circuit is
open.1. Visually check the wiring harness con-
nection.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace the
diagnosis sensor unit and front LH side
air bag module. (Before disposing of
the front LH side air bag module, it
must be deployed.) SIDE MODULE LH
[VB-SHORT]+Front LH side air bag module circuit is
shorted to a power supply circuit.
SIDE MODULE LH
[GND-SHORT]+Front LH side air bag module circuit is
shorted to ground.
SIDE MODULE LH
[SHORT]+Front LH side air bag module circuits
are shorted to each other.
SIDE MODULE RH
[OPEN]+Front RH side air bag module circuit is
open.1. Visually check the wiring harness con-
nection.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace the
diagnosis sensor unit and front RH
side air bag module. (Before disposing
of the front RH side air bag module, it
must be deployed.) SIDE MODULE RH
[VB-SHORT]+Front RH side air bag module circuit is
shorted to a power supply circuit.
SIDE MODULE RH
[GND-SHORT]+Front RH side air bag module circuit is
shorted to ground.
SIDE MODULE RH
[SHORT]+Front RH side air bag module circuits
are shorted to each other.
SATELLITE SENS LH
[UNIT FAIL]
SATELLITE SENS LH
[COMM FAIL]+LH side air bag (satellite) sensor 1. Visually check the wiring harness con-
nection.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace the
diagnosis sensor unit and LH side air
bag (satellite) sensor.
SATELLITE SENS RH
[UNIT FAIL]
SATELLITE SENS RH
[COMM FAIL]+RH side air bag (satellite) sensor 1. Visually check the wiring harness con-
nection.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace the
diagnosis sensor unit and RH side air
bag (satellite) sensor.
PRE-TEN FRONT LH
[OPEN/VB-SHORT]+The circuit for front LH seat belt pre-
tensioner is open or shorted to a power
supply circuit.1. Visually check the wiring harness con-
nections.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace the
diagnosis sensor unit and front LH
seat belt. (Before disposing of the front
LH seat belt pre-tensioner, if must be
deployed.) PRE-TEN FRONT LH
[GND-SHORT]+The circuit for front LH seat belt pre-
tensioner is shorted to ground.
PRE-TEN FRONT RH
[OPEN/VB-SHORT]+The circuit for front RH seat belt pre-
tensioner is open or shorted to a power
supply circuit.1. Visually check the wiring harness con-
nections.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace the
diagnosis sensor unit and front RH
seat belt. (Before disposing of the front
RH seat belt pre-tensioner, if must be
deployed.) PRE-TEN FRONT RH
[GND-SHORT]+The circuit for front RH seat belt pre-
tensioner is shorted to ground.
CONTROL UNIT+Diagnosis sensor unit is malfunctioning. 1. Visually check the wiring harness con-
nection.
2. Replace the harness if it has visible
damage.
3. If the harness check is OK, replace the
diagnosis sensor unit.
* Follow the procedures in numerical order when repairing malfunctioning parts, then make the final system check.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-73

No. ªAIR BAGº warning lamp flash pattern Ð Diagnosis mode Ð SRS condition
1
SRS333
athroughbare repeated.+Diagnosis
results (pre-
viously
stored in
the
memory)
might not
be erased
after repair.
+Intermittent
malfunction
has been
detected in
the past.
Go to DIAG-
NOSTIC PRO-
CEDURE 8
(RS-81).
2
SRS341
athroughdare repeated.
bÐ Driver and front passen-
ger air bag and front seat belt
pre-tensioner marker (For iden-
tifying driver air bag, front pas-
senger air bag and/or front seat
belt pre-tensioners malfunction-
ing)
dÐ Indicates malfunctioning
part. The number of flash var-
ies with malfunctioning part
(0.5 sec. ON and 0.5 sec. OFF
is counted as one flash.)The system is
malfunctioning
and needs to
be repaired.
3
SRS342-A
athroughfare repeated.
b,c,dÐ Front side air bag
marker (For identifying front
side air bag malfunctioning)
fÐ Indicates malfunctioning
part. The number of flash var-
ies with malfunctioning part
(0.5 sec. ON and 0.5 sec. OFF
is counted as one flash.)
7. Malfunctioning part is indicated by the number of flashes (part
dorf). Compare the number of flashes to ªAir Bag Warning
Lamp Flash Code Chartº, page RS-76, and locate malfunction-
ing part.
8. Turn ignition switch ªOFFº, and disconnect both battery cables.
9. Repair the system as outlined by the ªRepair orderº in ªWarn-
ing Lamp Flash Code Chartº that corresponds to the flash
code. For replacement procedure of component parts, refer to
RS-26.
10. After repairing the system, go to DIAGNOSTIC PROCEDURE
7, page RS-79.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses without CONSULT-II (Cont'd)
RS-75

Air Bag Warning Lamp Flash Code Chart (Diagnosis
mode)
NJRS0049S0101
+Diagnosis results (pre-
viously stored in the
memory) might not be
erased after repair.
+Intermittent malfunc-
tion has been
detected in the past.Flash pattern
SRS333
athroughbare
repeated.
Repair order
+Go to DIAGNOSTIC PROCEDURE 8 (RS-81).
The front RH seat belt
pre-tensioner circuit is
malfunctioning.
(d: 1 flash)Flash pattern
SRS801
athroughdare
repeated.
dÐ One flash indicates
malfunctioning front RH
seat belt pre-tensioner
circuit.
Repair order (ªRecheck SRS at each replacement.º)
1. Visually check the wiring harness connections.
2. Replace the harness if it has visible damage.
3. Replace front RH seat belt pre-tensioner.
(Before disposing, it must be deactivated.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
The driver air bag mod-
ule circuit is malfunction-
ing.
(d: 2 flashes)Flash pattern
SRS334
athroughdare
repeated.
dÐ Two flashes indi-
cate malfunctioning
driver air bag module
circuit.
Repair order (ªRecheck SRS at each replacement.º)
1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. Replace the spiral cable.
4. Replace driver air bag module.
(Before disposal, it must be deployed.)
5. Replace the diagnosis sensor unit.
6. Replace the related harness.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses without CONSULT-II (Cont'd)
RS-76

The front LH seat belt
pre-tensioner circuit is
malfunctioning.
(d: 3 flashes)Flash pattern
SRS802
athroughdare
repeated.
dÐ Three flashes indi-
cate malfunctioning front
LH seat belt pre-ten-
sioner circuit.
Repair order (ªRecheck SRS at each replacement.º)
1. Visually check the wiring harness connections.
2. Replace the harness if it has visible damage.
3. Replace front LH seat belt pre-tensioner.
(Before disposing, it must be deactivated.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
The diagnosis sensor
unit is malfunctioning.
(d: 7 flashes)Flash pattern
SRS335
athroughdare
repeated.
dÐ Seven flashes indi-
cate malfunctioning diag-
nosis sensor unit.
Repair order (ªRecheck SRS at each replacement.º)
1. Visually check the wiring harness connections.
2. Replace the harness if it has visible damage.
3. Replace the diagnosis sensor unit.
4. Replace the related harness.
The front passenger air
bag module circuit is
malfunctioning.
(d: 8 flashes)Flash pattern
SRS336
athroughdare
repeated.
dÐ Eight flashes indi-
cate malfunctioning front
passenger air bag mod-
ule circuit.
Repair order (ªRecheck SRS at each replacement.º)
1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. Replace front passenger air bag module.
(Before disposal, it must be deployed.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses without CONSULT-II (Cont'd)
RS-77

No. ªAIR BAGº warning lamp flash pattern Ð Diagnosis mode Ð SRS condition
1
SRS333
athroughbare repeated. No malfunction
is detected or
repair is com-
pleted.
No further
action is nec-
essary.
2
SRS341
athroughdare repeated.
bÐ Driver and front passen-
ger air bag and front seat belt
pre-tensioner marker (For iden-
tifying driver air bag, front pas-
senger air bag and/or front seat
belt pre-tensioners malfunction-
ing)
dÐ Indicates malfunctioning
part. The number of flashes
varies with malfunctioning part
(0.5 sec. ON and 0.5 sec. OFF
is counted as one flash.)The system is
malfunctioning
and needs to
be repaired.
3
SRS342-A
athroughfare repeated.
b,c,dÐ Front side air bag
marker (For identifying front
side air bag malfunctioning)
fÐ Indicates malfunctioning
part. The number of flashes
varies with malfunctioning part
(0.5 sec. ON and 0.5 sec. OFF
is counted as one flash.)
NOTE:
When diagnosis sensor unit is replaced with new one, ªAIR BAGº
warning lamp will operate in User mode. Checking ªAIR BAGº
warning lamp operation in Diagnosis mode is not required. Go to
step 6.
5. If ªAIR BAGº warning lamp operates as shown in No. 1 in chart
above, turn ignition switch ªOFFº to reset from Diagnosis mode
to User mode and to erase the memory of the malfunction.
Then go to step 6.
If ªAIR BAGº warning lamp operates as shown in No. 2 or No.
3 in chart above, the malfunctioning part is not repaired
completely, or another malfunctioning part is detected. Go to
DIAGNOSTIC PROCEDURE 6, page RS-74, and repair mal-
functioning part completely.
6. Turn ignition switch ªONº. ªAIR BAGº warning lamp operates in
User mode. Compare ªAIR BAGº warning lamp operation to
the chart below.
NOTE:
When a malfunction is detected, switch from Diagnosis mode to
user mode by turning the ignition switch as follows:
1) Turn ignition switch ªONº.
2) After ªAIR BAGº warning lamp lights for 7 seconds, turn igni-
tion switch ªOFFº within 1 second.
3) Wait more than 3 seconds.
4) Repeat steps 1 to 3 three times.
5) Turn ignition switch ªONº.
SRS is now in User mode.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses without CONSULT-II (Cont'd)
RS-80

ªAIR BAGº warning lamp operation Ð User mode Ð SRS condition Reference item
MRS095A
No malfunction is
detected.
No further action is neces-
sary.Ð
MRS096A
The system is malfunc-
tioning and needs to be
repaired as indicated.Go to DIAGNOSTIC PRO-
CEDURE 6 (RS-74).
MRS097A
Air bag is deployed.
Seat belt pre-tensioner is
deployed.Go to COLLISION DIAG-
NOSIS (RS-85).
Air bag fuse, diagnosis
sensor unit or harness is
malfunctioning and needs
to be repaired.Go to DIAGNOSTIC PRO-
CEDURE 9 (RS-82).
MRS098A
One of the following has
occurred and needs to be
repaired.
+Meter fuse is blown.
+ªAIR BAGº warning
lamp circuit has open
or short.
+Diagnosis sensor unit is
malfunctioning.Go to DIAGNOSTIC PRO-
CEDURE 10 (RS-84).
DIAGNOSTIC PROCEDURE 8 (CONTINUED FROM
DIAGNOSTIC PROCEDURE 6)
NJRS0049S03Inspecting SRS malfunctioning record
1 CONSIDER POSSIBILITY OF NOT ERASING SELF-DIAGNOSTIC RESULT AFTER REPAIRING
Is it the first time for maintenance of SRS?
YesorNo
Ye s©Go to DIAGNOSTIC PROCEDURE 5 (RS-68). (Further inspection cannot be performed
without CONSULT-II.)
No©Diagnosis results (previously stored in the memory) might not be erased after repair. Go
to DIAGNOSTIC PROCEDURE 7, step 5 (RS-79).
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses without CONSULT-II (Cont'd)
RS-81

Collision Diagnosis=NJRS0033FOR FRONTAL COLLISIONNJRS0033S07To repair the SRS, perform the following steps.
When SRS (except the side air bag) is activated in a collision:
1) Replace the diagnosis sensor unit.
2) Remove the air bag modules (except the side air bag module) and front seat belt pre-tensioner assem-
blies.
3) Check the SRS components using the table shown below:
+Replace any SRS components showing visible signs of damage (dents, cracks and deformation).
4) Install new air bag modules (except the side air bag module) and front seat belt pre-tensioner assemblies.
5) Conduct self-diagnosis using CONSULT-II or ªAIR BAGº warning lamp. Refer to ªSRS Operation Checkº
for details (RS-59). Ensure entire SRS operation properly.
When SRS is not activated in a collision:
1) Check the SRS components using the table shown below:
+Replace any SRS components showing visible signs of damage (dents, cracks and deformation).
2) Conduct self-diagnosis using CONSULT-II or ªAIR BAGº warning lamp. Refer to ªSRS Operation Checkº
for details (RS-59). Ensure entire SRS operation properly.
SRS Inspection (For frontal collision)NJRS0033S0701
Part SRS is activated SRS is NOT activated
Air bag module (driver
and front passenger
side)REPLACE
Install with new bolts.1. Remove air bag module. Check harness cover and connectors for damage,
terminals for deformities, and harness for binding.
2.
a. Install driver air bag module into the steering wheel to check fit and alignment
with the wheel.
b. Install front passenger air bag module into the instrument panel to check fit
with the instrument panel.
3. No damage found, reinstall with new bolts.
4. If damagedÐREPLACE. Install air bag modules with new bolts. Air bag must
be deployed before disposing.
Front seat belt pre-
tensioner assemblyREPLACE
Install seat belt pre-
tensioner with new
bolts.1. Remove front 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. If no damage is found, reinstall front seat belt pre-tensioner assembly.
5. If damagedÐREPLACE. Install the front seat belt pre-tensioners with new bolts
coated with bonding agent. Front seat belt pre-tensioners must be deployed
before discarding.
Diagnosis sensor unit REPLACE
Install with new bolts
coated with bonding
agent.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 special bolts and ground bolt coated
with bonding agent.
4. If damagedÐREPLACE. Install diagnosis sensor unit with new special bolts
and ground bolt coated with bonding agent.
Steering wheel 1. Visually check steering wheel for deformities.
2. Check harness (built into steering wheel) and connectors for damage, and terminals for deformities.
3. Install driver air bag module to check fit or alignment with steering wheel.
4. Check steering wheel for excessive free play.
5. If no damage is found, reinstall with bolts.
6. If damagedÐREPLACE.
Spiral cable 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 with bolts.
5. If damagedÐREPLACE.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Collision Diagnosis
RS-85

FOR SIDE COLLISION=NJRS0033S08To repair the SRS for a side collision, perform the following steps.
When the side air bag is activated in the side collision:
1) Replace the following component:
þ All parts of front seatback (including front seatback frame) with side air bag module (on the side on which
side air bag is activated)
þ Diagnosis sensor unit
þ Side air bag (satellite) sensor (on the side on which side air bag is activated)
2) Check the SRS components and the related parts using the table shown below.
+Replace any SRS components and the related parts showing visible signs of damage (dents, cracks,
deformation).
3) Conduct self-diagnosis using CONSULT-II or ªAIR BAGº warning lamp. Refer to ªSRS Operation Checkº
for details (RS-59). Ensure entire SRS operation properly.
When SRS is not activated in the side collision:
1) Check the SRS components and the related parts using the table shown below.
+Replace any SRS components and the related parts showing visible signs of damage (dents, cracks,
deformation).
2) Conduct self-diagnosis using CONSULT-II or ªAIR BAGº warning lamp. Refer to ªSRS Operation Checkº
for details (RS-59). Ensure entire SRS operation properly.
SRS Inspection (For side collision)NJRS0033S0801
PartSide air bag is acti-
vatedSRS is NOT activated
Front (LH or RH) side
air bags moduleREPLACE all parts of
front seatback with
deployed front side air
bag module.1. Check for visible signs of damage (dents, tears, deformation) of the seat back
on the collision side.
2. If damagedÐREPLACE the damaged seat parts with new bolts and remove
the front side air bag module.
3. Check for visible signs of damaged (tesrs etc.) of the side air bag module.
4. Check harness and connectors for damage, and terminals for deformities.
5. If no damaged is found, reinstall the front side air bag module with new nuts.
6. If damagedÐREPLACE the front side air bag module with new nuts. Air bag
must be deployed before disposing.
(LH or RH) side air
bag (satellite) sensorREPLACE the side air
bag (satellite) sensor
on the collision side
with new nuts coated
with bonding agent.
(Repair the center
pillar inner, etc. before
installing new one if
damaged.)1. Remove the satellite sensor 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) of the satellite
sensor.
3. Install the side air bag (satellite) sensor to check fit.
4. If no damage is found, reinstall the side air bag (satellite) sensor with new
nuts.
5. If damagedÐREPLACE the side air bag sensor with new nuts coated with
bonding agent.
Diagnosis sensor unit REPLACE the diag-
nosis sensor unit with
the new bolts.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 special bolts
and ground bolt.
4. If damagedÐREPLACE. Install the diagnosis sensor unit with new special
bolts and ground bolt.
Front seat belt pre-
tensioner assembly1. Check if the seat belt can be extended smoothly.
If the seat belt cannot be extended smoothly.
± Check for deformities of the center pillar inner.
± If the center pillar inner has no damage, REPLACE the front seat belt pre-tensioner assembly.
2. Remove the front seat belt pre-tensioner assembly on the collision side. Check harness cover and con-
nectors for damage, terminals for deformities, and harness for binding.
3. Check for visible signs of damage (dents, cracks, deformation) of the front seat belt pre-tensioner
assembly.
4. If no damage is found, reinstall the front seat belt pre-tensioner assembly.
5. If damagedÐREPLACE the front seat belt pre-tensioner assembly with new bolts coated with bonding
agent. The front seat belt pre-tensioner assembly must be deployed before disposing of it.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Collision Diagnosis (Cont'd)
RS-87