NISSAN ALMERA 2001 Service Manual

Diagnostic item ExplanationRepair order
ªRecheck SRS at each replace-
ment.º
SIDE MODULE RH
[OPEN]+Front RH side air bag module circuit is open. 1. Visually check the wiring harness
connection.
2. Replace the harness if it has visible
damage.
3. Replace front RH side air bag mod-
ule.
(Before disposal, it must be
deployed.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness. 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
connection.
2. Replace the harness if it has visible
damage.
3. Replace the LH side air bag (satel-
lite) sensor.
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
SATELLITE SENS RH
[UNIT FAIL]
SATELLITE SENS RH
[COMM FAIL]+RH side air bag (satellite) sensor 1. Visually check the wiring harness
connection.
2. Replace the harness if it has visible
damage.
3. Replace the RH side air bag (satel-
lite) sensor.
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
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. Replace front LH seat belt.
(Before disposal, it must be deacti-
vated.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness. 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 some power supply circuit.1. Visually check the wiring harness
connections.
2. Replace the harness if it has visible
damage.
3. Replace front RH seat belt.
(Before disposal, it must be deacti-
vated.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness. 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 diagnosis sensor unit.
* Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunction is eliminated
using the air bag warning lamp or CONSULT-II each time repair is finished. If malfunction is still observed, proceed to the next
step. When malfunction is eliminated, further repair work is not required.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-63

CONSULT-II DIAGNOSTIC CODE CHART (ªSELF-DIAG
[CURRENT]º)/Hatchback
NJRS0048S0102
Diagnostic item ExplanationRepair order
Recheck SRS at each
replacement.
NO DTC IS DETECTED When malfunction is indicated
by the ªAIR BAGº warning
lamp in User mode+Self-diagnostic result ªSELF-
DIAG [PAST]º (previously
stored in the memory) might
not be erased after repair.
+Intermittent malfunction has
been detected in the past.+Go to DIAGNOSTIC PRO-
CEDURE 3 (RS-66).
+No malfunction is detected.+Go to DIAGNOSTIC PRO-
CEDURE 3 (RS-66).
AIRBAG MODULE
[OPEN]+Driver air bag module circuit is open. (including the spiral
cable)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 mod-
ule.
(Before disposal, it must be
deployed.)
5. Replace the diagnosis sen-
sor unit.
6. Replace the related har-
ness. 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 a power
supply circuit.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 sen-
sor unit.
5. Replace the related har-
ness. 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 circuits are shorted to each
other.
SIDE MODULE LH
[OPEN]+Front LH side air bag module circuit is open. 1. Visually check the wiring
harness connection.
2. Replace the harness if it
has visible damage.
3. Replace front LH side air
bag module.
(Before disposal, it must be
deployed.)
4. Replace the diagnosis sen-
sor unit.
5. Replace the related har-
ness. 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.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-64

Diagnostic item ExplanationRepair order
Recheck SRS at each
replacement.
SIDE MODULE RH
[OPEN]+Front RH side air bag module circuit is open. 1. Visually check the wiring
harness connection.
2. Replace the harness if it
has visible damage.
3. Replace front RH side air
bag module.
(Before disposal, it must be
deployed.)
4. Replace the diagnosis sen-
sor unit.
5. Replace the related har-
ness. 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 connection.
2. Replace the harness if it
has visible damage.
3. Replace the LH side air bag
(satellite) sensor.
4. Replace the diagnosis sen-
sor unit.
5. Replace the related har-
ness.
SATELLITE SENS RH
[UNIT FAIL]
SATELLITE SENS RH
[COMM FAIL]+RH side air bag (satellite) sensor 1. Visually check the wiring
harness connection.
2. Replace the harness if it
has visible damage.
3. Replace the RH side air
bag (satellite) sensor.
4. Replace the diagnosis sen-
sor unit.
5. Replace the related har-
ness.
PRE-TEN FRONT LH
[OPEN/VB-SHORT]+The circuit for the front LH 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. Replace the front LH seat
belt.
(Before disposal, it must be
deactivated.)
4. Replace the diagnosis sen-
sor unit.
5. Replace the related har-
ness. PRE-TEN FRONT LH
[GND-SHORT]+The circuit for the front LH pre-tensioner is shorted to
ground.
PRE-TEN FRONT RH
[OPEN/VB-SHORT]+The circuit for the front RH 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. Replace the front RH seat
belt.
(Before disposal, it must be
deactivated.)
4. Replace the diagnosis sen-
sor unit.
5. Replace the related har-
ness. PRE-TEN FRONT RH
[GND-SHORT]+The circuit for the front RH pre-tensioner is shorted to
ground.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-65

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

SRS771
5. Touch ªAIR BAGº.
SRS697
6. Touch ªSELF-DIAG [CURRENT]º.
SRS701
7. If no malfunction is detected on ªSELF-DIAG [CURRENT]º,
repair of SRS is completed. Go to step 8.
If any malfunction is displayed on ªSELF-DIAG [CURRENT]º,
the malfunctioning part is not repaired completely or another
malfunctioning part is detected. Go to DIAGNOSTIC PROCE-
DURE 2, page RS-60, and repair malfunctioning part com-
pletely.
SRS773
8. Touch ªERASEº.
NOTE:
Touch ªERASEº to clear the memory of the malfunction
(ªSELF-DIAG [PAST]º).
If the memory of the malfunction in ªSELF-DIAG [PAST]º is not
erased, the User mode shows the system malfunction by the
operation of the warning lamp even if the malfunction is repaired
completely.
SRS697
9. Touch ªBACKº key of CONSULT-II to ªSELECT SYSTEMº
screen. Touch ªSELF-DIAG [PAST]º.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-67

SRS702
10. Check that no malfunction is detected on ªSELF-DIAG
[PAST]º.
11. Touch ªBACKº key of CONSULT-II until ªSELECT SYSTEMº
appears in order to return to User mode from Diagnosis mode.
12. Turn ignition switch ªOFFº, then turn off and disconnect CON-
SULT-II.
13. Go to ªSRS Operation Checkº, page RS-59 to check SRS
operation by using ªAIR BAGº warning lamp with User mode.
DIAGNOSTIC PROCEDURE 4 (CONTINUED FROM
DIAGNOSTIC PROCEDURE 2)
NJRS0048S03Inspecting 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).
No©Self-diagnostic result ªSELF-DIAG [PAST]º (previously stored in the memory) might not
be erased after repair. Go to DIAGNOSTIC PROCEDURE 3, step 8 (RS-66).
SRS834-A
SRS872
DIAGNOSTIC PROCEDURE 5NJRS0048S04Inspecting SRS intermittent malfunction by using CONSULT-II
Ð Diagnosis mode
1. Turn ignition switch ªOFFº.
2. Connect CONSULT-II to data link connector.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-68

SRS695
3. Turn ignition switch ªONº.
4. Touch ªSTARTº.
SRS771
5. Touch ªAIR BAGº.
SRS697
6. Touch ªSELF-DIAG [PAST]º.
SRS700
7. If diagnostic codes are displayed on ªSELF-DIAG [PAST]º, go
to step 10.
SRS702
If no malfunction is detected on ªSELF-DIAG [PAST]º, touch
ªBACKº and go back to ªSELECT DIAG MODEº.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-69

SRS697
8. Touch ªTROUBLE DIAG RECORDº.
NOTE:
With ªTROUBLE DIAG RECORDº, diagnosis results previ-
ously erased by a reset operation can be displayed.
SRS704
9. Diagnostic code is displayed on ªTROUBLE DIAG RECORDº.
10. Touch ªPRINTº.
11. Compare diagnostic codes to ªIntermittent Malfunction Diag-
nostic Code Chartº, page RS-70 (4-door Sedan) or RS-72
(Hatchback).
12. Touch ªBACKº key of CONSULT-II until ªSELECT SYSTEMº
appears.
13. Turn ignition switch ªOFFº, then turn off and disconnect
CONSULT-II, and disconnect both battery cables.
14. Repair the system as outlined by the ªRepair orderº in ªInter-
mittent Malfunction Diagnostic Code Chartº, that corresponds
to the self-diagnostic result. For replacement procedure of
component parts, refer to RS-26.
15. Go to DIAGNOSTIC PROCEDURE 3, page RS-66, for final
checking.
Intermittent Malfunction Diagnostic Code Chart (ªSELF-
DIAG [PAST]º or ªTROUBLE DIAG RECORDº)/4-door
Sedan
NJRS0048S0401
Diagnostic item Explanation Repair order
NO DTC IS
DETECTED.When malfunction is
indicated by the ªAIR
BAGº warning lamp in
User mode+Low battery voltage (Less than 9V)+Go to DIAGNOSTIC PROCEDURE
3 (RS-66) after charging battery.
+No malfunction is detected.+Go to DIAGNOSTIC PROCEDURE
3 (RS-66).
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-70

Diagnostic item Explanation Repair order
AIRBAG MODULE
[OPEN]+Driver air bag module circuit is open. (including the spiral
cable)1. Visually check the wiring harness
connection.
2. Replace the harness if it has visible
damage.
3. If the harness check result is OK,
replace driver air bag module
(Before disposal, it must be
deployed.), diagnosis sensor unit
and spiral cable. 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 a power
supply circuit.1. Visually check the wiring harness
connection.
2. Replace the harness if it has visible
damage.
3. If the harness check result is OK,
replace front passenger air bag
module (Before disposal, it must be
deployed.), and diagnosis sensor
unit. 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 circuits are shorted to each
other.
SIDE MODULE LH
[OPEN]+Front LH side air bag module circuit is open. 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 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
connection.
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
connection.
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
connection.
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.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont'd)
RS-71

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