NISSAN ALMERA N16 2003 Electronic Repair Manual

SRS800
SRS Operation CheckNJRS0047DIAGNOSTIC PROCEDURE 1NJRS0047S01Checking Air Bag Operation by Using “AIR BAG”
Warning Lamp — User Mode
NJRS0047S01011. After turning ignition switch from “OFF” to “ON”, “AIR BAG”
warning lamp operates.
2. Compare “AIR BAG” warning lamp operation to the chart
below.
“AIR BAG” warning lamp operation — User mode — SRS condition Reference item
MRS095A
No malfunction is
detected. No further action
is necessary.
—
MRS096A
The system is malfunction-
ing and needs to be
repaired as indicated.Go to DIAGNOSTIC PRO-
CEDURE 2 or 6 (RS-50 or
RS-60).
MRS097A
Air bag or/and seat belt
pre-tensioner is deployed.Go to COLLISION DIAG-
NOSIS (RS-71).
Air bag fuse, diagnosis
sensor unit or harness is
malfunctioning and needs
to be repaired.Go to DIAGNOSTIC PRO-
CEDURE 9 (RS-68).
MRS098A
One of the following has
occurred and needs to be
repaired.
Meter fuse is blown.
“AIR BAG” warning
lamp circuit has open or
short.
Diagnosis sensor unit is
malfunctioning.Go to DIAGNOSTIC PRO-
CEDURE 10 (RS-70).
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SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
SRS Operation Check
RS-49

SRS834-A
SRS872
Trouble Diagnoses with CONSULT-II=NJRS0048DIAGNOSTIC PROCEDURE 2NJRS0048S01Inspecting SRS malfunctioning parts by using CONSULT-II —
Diagnosis mode
1. Turn ignition switch “OFF”.
2. Connect CONSULT-II to data link connector.
SRS695
3. Turn ignition switch “ON”.
4. Touch “START”.
SRS771
5. Touch “AIR BAG”.
SRS697
6. Touch “SELF-DIAG [CURRENT]”.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II
RS-50

SRS772
7. Diagnostic codes are displayed on “SELF-DIAG [CURRENT]”.
SRS701
If no malfunction is detected on “SELF-DIAG [CURRENT]” but mal-
function is indicated by the “AIR BAG” warning lamp, go to DIAG-
NOSTIC PROCEDURE 4, page RS-56, to diagnose the following
situations:
Self-diagnostic result “SELF-DIAG [PAST]” (previously stored
in the memory) might not be erased after repair.
The SRS system malfunctions intermittently.
8. Touch “PRINT”.
9. Compare diagnostic codes to “CONSULT-II Diagnostic Code
Chart”, RS-51.
10. Touch “BACK” key of CONSULT-II until “SELECT SYSTEM”
appears in order to return to User mode from Diagnosis mode.
11. Turn ignition switch “OFF”, then turn off and disconnect
CONSULT-II, and disconnect both battery cables.
12. Repair the system as outlined by the “Repair order” in “CON-
SULT-II Diagnostic Code Chart”, that corresponds to the self-
diagnostic result. For replacement procedure of component
parts, refer to RS-26.
13. After repairing the system, go to DIAGNOSTIC PROCEDURE
3, page RS-54 for final checking.
CONSULT-II DIAGNOSTIC CODE CHART (“SELF-DIAG
[CURRENT]”)
NJRS0048S0102
Diagnostic item ExplanationRepair order
Recheck SRS at each
replacement.
NO DTC IS DETECTED When malfunction is indicated
by the “AIR BAG” warning
lamp in User modeSelf-diagnostic result “SELF-
DIAG [PAST]” (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-54).
No malfunction is detected. Go to DIAGNOSTIC PRO-
CEDURE 3 (RS-54).
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SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont’d)
RS-51

Diagnostic item ExplanationRepair order
Recheck SRS at each
replacement.
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 cir-
cuit. (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 circuit is shorted between lines.
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 circuit is shorted between
lines.
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 circuit is shorted between lines.
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 circuit is shorted between
lines.
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.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont’d)
RS-52

Diagnostic item ExplanationRepair order
Recheck SRS at each
replacement.
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]Front LH pre-tensioner circuit 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]Front LH pre-tensioner circuit is shorted to ground.
PRE-TEN FRONT RH
[OPEN/VB-SHORT]Front RH pre-tensioner circuit 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]Front RH pre-tensioner circuit is shorted to ground.
CONTROL UNIT Low battery voltage (Less than 9V) Go to DIAGNOSTIC PRO-
CEDURE 3 (RS-54) 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 malfunctioningparts. Confirm whether malfunction is eliminated
using the air bag or seat belt warning lamp or CONSULT-II each time repair isfinished. If malfunction is still observed, pro-
ceed to the next step. When malfunction is eliminated, further repair workis not required.GI
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SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont’d)
RS-53

SRS834-A
SRS872
DIAGNOSTIC PROCEDURE 3NJRS0048S02Final checking after repairing SRS by using CONSULT-II —
Diagnosis mode
1. After repairing SRS, connect both battery cables.
2. Connect CONSULT-II to data link connector.
3. Turn ignition switch from “OFF” to “ON”.
SRS695
4. Touch “START”.
SRS771
5. Touch “AIR BAG”.
SRS697
6. Touch “SELF-DIAG [CURRENT]”.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont’d)
RS-54

SRS701
7. If no malfunction is detected on “SELF-DIAG [CURRENT]”,
repair of SRS is completed. Go to step 8.
If any malfunction is displayed on “SELF-DIAG [CURRENT]”,
the malfunctioning part is not repaired completely or another
malfunctioning part is detected. Go to DIAGNOSTIC PROCE-
DURE 2, page RS-50, and repair malfunctioning part com-
pletely.
SRS773
8. Touch “ERASE”.
NOTE:
Touch “ERASE” to clear the memory of the malfunction
(“SELF-DIAG [PAST]”).
If the memory of the malfunction in “SELF-DIAG [PAST]” 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 “BACK” key of CONSULT-II to “SELECT SYSTEM”
screen. Touch “SELF-DIAG [PAST]”.
SRS702
10. Check that no malfunction is detected on “SELF-DIAG
[PAST]”.
11. Touch “BACK” key of CONSULT-II until “SELECT SYSTEM”
appears in order to return to User mode from Diagnosis mode.
12. Turn ignition switch “OFF”, then turn off and disconnect CON-
SULT-II.
13. Go to “SRS Operation Check”, page RS-49 to check SRS
operation by using “AIR BAG” warning lamp with User mode.
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SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont’d)
RS-55

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
Yes Go to DIAGNOSTIC PROCEDURE 5 (RS-56).
No Self-diagnostic result “SELF-DIAG [PAST]” (previously stored in the memory) might not
be erased after repair. Go to DIAGNOSTIC PROCEDURE 3, step 8 (RS-54).
SRS834-A
SRS872
DIAGNOSTIC PROCEDURE 5NJRS0048S04Inspecting SRS intermittent malfunction by using CONSULT-II
— Diagnosis mode
1. Turn ignition switch “OFF”.
2. Connect CONSULT-II to data link connector.
SRS695
3. Turn ignition switch “ON”.
4. Touch “START”.
SRS771
5. Touch “AIR BAG”.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont’d)
RS-56

SRS697
6. Touch “SELF-DIAG [PAST]”.
SRS700
7. If diagnostic codes are displayed on “SELF-DIAG [PAST]”, go
to step 10.
SRS702
If no malfunction is detected on “SELF-DIAG [PAST]”, touch
“BACK” and go back to “SELECT DIAG MODE”.
SRS697
8. Touch “TROUBLE DIAG RECORD”.
NOTE:
With “TROUBLE DIAG RECORD”, diagnosis results previ-
ously erased by a reset operation can be displayed.
SRS704
9. Diagnostic code is displayed on “TROUBLE DIAG RECORD”.
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SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont’d)
RS-57

10. Touch “PRINT”.
11. Compare diagnostic codes to “Intermittent Malfunction Diag-
nostic Code Chart”, RS-58.
12. Touch “BACK” key of CONSULT-II until “SELECT SYSTEM”
appears.
13. Turn ignition switch “OFF”, then turn off and disconnect
CONSULT-II, and disconnect both battery cables.
14. Repair the system as outlined by the “Repair order” in “Inter-
mittent Malfunction Diagnostic Code Chart”, 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-54, for final
checking.
INTERMITTENT MALFUNCTION DIAGNOSTIC CODE
CHART (“SELF-DIAG [PAST] or TROUBLE DIAG
RECORD”)
NJRS0048S0402
Diagnostic item Explanation Repair order
NO DTC IS DETECTED No malfunction is detected. Go to DIAGNOSTIC PROCEDURE 3
(RS-54).
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 circuit is shorted
between lines.
ASSIST A/B MODULE
[VB-SHORT]Front passenger air bag module circuit
is shorted to some power supply circuit.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 circuit
is shorted between lines.
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 circuit is
shorted between lines.
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
Trouble Diagnoses with CONSULT-II (Cont’d)
RS-58