airbag NISSAN PATROL 2000 Electronic Repair Manual

CONSULT-II DIAGNOSTIC CODE CHART (ªSELF-DIAG [CURRENT]º)
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.
+Intemittent malfunction has
been detected in the past.+Go to DIAGNOSTIC PROCE-
DURE 4 (RS-1040).
+No malfunction is detected.+Go to DIAGNOSTIC PROCE-
DURE 3 (RS-1038).
AIRBAG MODULE
[OPEN]+Driver's air bag module circuit is open. (including the spiral cable) 1. Visually check the wiring har-
ness connection.
2. Replace the harness if it has
visible damage.
3. Replace the spiral cable.
4. Replace driver's air bag mod-
ule.
(Before disposal of it, it must
be deployed.)
5. Replace the diagnosis sensor
unit.
6. Replace the related harness. AIRBAG MODULE
[VB-SHORT]+Driver's air bag module circuit is shorted to some power supply
circuit. (including the spiral cable)
AIRBAG MODULE
[GND-SHORT]+Driver's air bag module circuit is shorted to ground. (including the
spiral cable)
AIRBAG MODULE
[SHORT]+Driver's 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 circuit.1. Visually check the wiring har-
ness connection.
2. Replace the harness if it has
visible damage.
3. Replace front passenger air
bag module.
(Before disposal of it, it must
be deployed.)
4. Replace the diagnosis sensor
unit.
5. Replace the related harness. 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]+Side air bag module (LH) circuit is open. 1. Visually check the wiring har-
ness connection.
2. Replace the harness if it has
visible damage.
3. Replace side air bag module
(LH).
(Before disposal, it must be
deployed.)
4. Replace the diagnosis sensor
unit.
5. Replace the related harness. SIDE MODULE LH
[VB-SHORT]+Side air bag module (LH) circuit is shorted to some power supply
circuits.
SIDE MODULE LH
[GND-SHORT]+Side air bag module (LH) circuit is shorted to ground.
SIDE MODULE LH
[SHORT]+Side air bag module (LH) circuits are shorted to each other.
SIDE MODULE RH
[OPEN]+Side air bag module (RH) circuit is open. 1. Visually check the wiring har-
ness connection.
2. Replace the harness if it has
visible damage.
3. Replace side air bag module
(RH).
(Before disposal, it must be
deployed.)
4. Replace the diagnosis sensor
unit.
5. Replace the related harness. SIDE MODULE RH
[VB-SHORT]+Side air bag module (RH) circuit is shorted to some power supply
circuits.
SIDE MODULE RH
[GND-SHORT]+Side air bag module (RH) circuit is shorted to ground.
SIDE MODULE RH
[SHORT]+Side air bag module (RH) circuits are shorted to each other.
TROUBLE DIAGNOSES Ð Supplemental Restraint System (SRS)
Self-diagnosis (Cont'd)
RS-1036

INTERMITTENT MALFUNCTION DIAGNOSTIC CODE CHART (ªSELF-DIAG [PAST]º or
ªTROUBLE DIAG RECORDº)
Diagnostic item Explanation Repair order
NO DTC IS DETECTED+No malfunction is detected.+Go to DIAGNOSTIC PROCEDURE 3 (RS-
1038).
AIRBAG MODULE
[OPEN]+Driver's 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 is OK, replace the spiral
cable, diagnosis sensor unit and driver air
bag module. (Before disposing the driver air
bag module, it must be deployed.) AIRBAG MODULE
[VB-SHORT]+Driver's air bag module circuit is shorted to
some power supply circuit. (including the spi-
ral cable)
AIRBAG MODULE
[GND-SHORT]+Driver's air bag module circuit is shorted to
ground. (including the spiral cable)
AIRBAG MODULE
[SHORT]+Driver's 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 circuit.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 diag-
nosis sensor unit and passenger air bag
module. (Before disposing 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 circuits are
shorted to each other.
SIDE MODULE LH
[OPEN]+Side air bag module (LH) 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 diag-
nosis sensor unit and front side air bag mod-
ule (LH). (Before disposing the front side air
bag module (LH), it must be deployed.) SIDE MODULE LH
[VB-SHORT]+Side air bag module (LH) circuit is shorted to
some power supply circuits.
SIDE MODULE LH
[GND-SHORT]+Side air bag module (LH) circuit is shorted to
ground.
SIDE MODULE LH
[SHORT]+Side air bag module (LH) circuits are shorted
to each other.
SIDE MODULE RH
[OPEN]+Side air bag module (RH) 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 diag-
nosis sensor unit and front side air bag mod-
ule (RH). (Before disposing the front side air
bag module (RH), it must be deployed.) SIDE MODULE RH
[VB-SHORT]+Side air bag module (RH) circuit is shorted to
some power supply circuits.
SIDE MODULE RH
[GND-SHORT]+Side air bag module (RH) circuit is shorted to
ground.
SIDE MODULE RH
[SHORT]+Side air bag module (RH) circuits are shorted
to each other.
SATELLITE SENS LH
[UNIT FAIL]
SATELLITE SENS LH
[COMM FAIL]+Satellite sensor (LH) 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 diag-
nosis sensor unit and satellite sensor (LH).
SATELLITE SENS RH
[UNIT FAIL]
SATELLITE SENS RH
[COMM FAIL]+Satellite sensor (RH) 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 diag-
nosis sensor unit and satellite sensor (RH).
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 diag-
nosis sensor unit.
* Follow the procedures in numerical order when repairing malfunctioning parts, then make the final system check.
TROUBLE DIAGNOSES Ð Supplemental Restraint System (SRS)
Self-diagnosis (Cont'd)
RS-1043

DIAGNOSTIC PROCEDURE 8 (Continued from
DIAGNOSTIC PROCEDURE 3) (
without
CONSULT-II)
Inspecting SRS malfunctioning record
Is it the first time for maintenance of
SRS?
Yes
cNo
Diagnosis results (previ-
ously stored in the
memory) might not be
erased after repair.
Go to DIAGNOSTIC PRO-
CEDURE 7, step 5 (RS-
1048).
GO TO DIAGNOSTIC PROCEDURE 5
(RS-1040).Further inspection cannot be
performed without CONSULT-II.
Trouble Diagnoses for Air Bag Warning
Lamp
DIAGNOSTIC PROCEDURE 9
SYMPTOM:ªAIR BAGº warning lamp does not turn off.
Is air bag module deployed?
No
cYes
Replace air bag module
and diagnosis sensor unit.
Refer to COLLISION
DIAGNOSIS, (RS-1052).
Is SRS ªAIR BAGº fuse OK?
Yes
cNo
Replace fuse and turn igni-
tion switch ON. If SRS ªAIR
BAGº fuse is blown again,
repair related harness.
Connect CONSULT-II and touch
ªSTARTº.
+Is ªAIRBAGº displayed on
CONSULT-II?
Yes
cNo
Replace diagnosis sensor
unit.
Is harness connection between warning
lamp and diagnosis sensor unit OK?
Yes
cNo
Connect warning lamp and
diagnosis sensor unit con-
nector properly. If warning
lamp still does not go off,
replace harness.
Replace diagnosis sensor unit.
SRS307
SRS771
.
.
.
.
.
TROUBLE DIAGNOSES Ð Supplemental Restraint System (SRS)
Self-diagnosis (Cont'd)
RS-1050