Infiniti M45 (Y34). Manual — part 785
TROUBLE DIAGNOSIS
SRS-27
C
D
E
F
G
I
J
K
L
M
A
B
SRS
DIAGNOSTIC PROCEDURE 4 (CONTINUED FROM DIAGNOSTIC PROCEDURE 2)
Inspecting SRS malfunctioning record
1.
CONSIDER POSSIBILITY OF NOT ERASING SELF-DIAGNOSTIC RESULTS AFTER REPAIRING
Is it the first time for maintenance of SRS?
YES or NO
YES
>> Go to
SRS-21, "DIAGNOSTIC PROCEDURE 2"
NO
>> Self-diagnostic results “SELF-DIAG [PAST]” (previously stored in the memory) might not be
erased after repair. Go to
SRS-25, "DIAGNOSTIC PROCEDURE 3"
.
DIAGNOSTIC PROCEDURE 5
Inspecting SRS intermittent malfunction by using CONSULT-II — Diagnosis mode
1.
Turn ignition switch OFF.
2.
Connect CONSULT-II and CONSULT-II CONVERTER to data
link connector.
3.
Turn ignition switch ON.
4.
Touch “START (NISSAN BASED VHCL)”.
5.
Touch “AIR BAG”.
If “AIR BAG” is not indicated, go to
.
SHIA0179E
PHIA0157E
SRS771
SRS-28
TROUBLE DIAGNOSIS
6.
Touch “SELF-DIAG [PAST]”.
7.
If diagnostic codes are displayed on “SELF-DIAG [PAST]”, go to
step 10.
If no malfunction is detected on “SELF-DIAG [PAST]”, touch
“BACK” and go back to “SELECT DIAG MODE”.
8.
Touch “TROUBLE DIAG RECORD”.
NOTE:
With “TROUBLE DIAG RECORD”, diagnosis results previously
erased by a reset operation can be displayed.
9.
Diagnostic code is displayed on “TROUBLE DIAG RECORD”.
10. Touch “PRINT”.
11. Compare diagnostic codes to
SRS-29, "CONSULT-II Diagnostic
Code Chart (“SELF-DIAG [PAST]” or “TROUBLE DIAG
RECORD”)"
12. Touch “BACK” key of CONSULT-II until “SELECT SYSTEM”
appears.
13. Turn ignition switch OFF, then turn off and disconnect CON-
SULT-II, and both battery cables.
SRS697
SRS700
SRS702
SRS697
SHIA0182E
TROUBLE DIAGNOSIS
SRS-29
C
D
E
F
G
I
J
K
L
M
A
B
SRS
14. Repair the system as outlined by the “Repair order” in “Intermittent Malfunction Diagnostic Code Chart”,
that corresponds to the self-diagnostic results. For replacement procedure of component parts, refer to
the Removal and Installation procedure for the appropriate component.
15. Go to
SRS-25, "DIAGNOSTIC PROCEDURE 3"
, for final inspection.
CONSULT-II Diagnostic Code Chart (“SELF-DIAG [PAST]” or “TROUBLE DIAG RECORD”)
Diagnostic item
Explanation
Repair order
“Recheck SRS at each replacement”
NO DTC IS
DETECTED.
When malfunction is
indicated by the “AIR
BAG” warning lamp in
User mode.
●
Low battery voltage (Less than 9V)
●
Go to
●
No malfunction is detected.
●
Go to
DRIVER 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, diag-
nosis sensor unit and spiral cable.
(Before disposal, it must be
deployed.)
DRIVER AIRBAG
MODULE
[VB-SHORT]
●
Driver air bag module circuit is shorted to a power supply circuit
(including the spiral cable).
DRIVER AIRBAG
MODULE
[GND-SHORT]
●
Driver air bag module circuit is shorted to ground (including the
spiral cable).
DRIVER AIRBAG
MODULE
[SHORT]
●
Driver air bag module circuit is shorted between lines.
ASSIST A/B MODULE
[OPEN]
●
Front passenger 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 result is OK,
replace the diagnosis sensor unit
and front passenger air bag module.
(Before disposal, it must be
deployed.)
ASSIST A/B MODULE
[VB-SHORT]
●
Front passenger air bag module circuit is shorted to a power
supply circuit.
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.
CRASH ZONE SEN
[UNIT FAIL]
CRASH ZONE SEN
[COMM FAIL]
CRASH ZONE SEN
[UNMATCH]
●
Crash zone sensor
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 crash zone sensor and diag-
nosis sensor unit.
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 result is OK,
replace the diagnosis sensor unit
and LH side air bag module. (Before
disposal, it must be deployed.)
SIDE MODULE LH
[VB-SHORT]
●
Front LH side air bag module circuit is shorted to a power sup-
ply 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.
SRS-30
TROUBLE DIAGNOSIS
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 result is OK,
replace the diagnosis sensor unit
and RH side air bag module.
(Before disposal, it must be
deployed.)
SIDE MODULE RH
[VB-SHORT]
●
Front RH side air bag module circuit is shorted to a power sup-
ply 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 short between lines.
SATELLITE SENS LH
[UNIT FAIL]
SATELLITE SENS LH
[COMM FAIL]
SATELLITE SENS LH
[UNMATCH]
●
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 result is OK,
replace the diagnosis sensor unit
and LH side air bag (Satellite) sen-
sor.
SATELLITE SENS RH
[UNIT FAIL]
SATELLITE SENS RH
[COMM FAIL]
SATELLITE SENS RH
[UNMATCH]
●
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 result is OK,
replace the diagnosis sensor unit
and RH side air bag (Satellite) sen-
sor.
PRE-TEN FRONT LH
[OPEN]
●
Front LH pre-tensioner circuit is open.
1. Visually check the wiring harness
connections.
2. Replace the harness if it has visible
damage.
3. If the harness check result is OK,
replace the diagnosis sensor unit
and front LH seat belt.
(Before disposal, it must be deacti-
vated.)
PRE-TEN FRONT LH
[VB-SHORT]
●
Front LH pre-tensioner circuit is shorted to a power supply cir-
cuit.
PRE-TEN FRONT LH
[GND-SHORT]
●
Front LH pre-tensioner circuit is shorted to ground.
PRE-TEN FRONT LH
[SHORT]
●
Front LH pre-tensioner circuit is shorted between lines
PRE-TEN FRONT RH
[OPEN]
●
Front RH pre-tensioner circuit is open.
1. Visually check the wiring harness
connections.
2. Replace the harness if it has visible
damage.
3. If the harness check result is OK,
replace the diagnosis sensor unit
and front RH seat belt.
(Before disposal, it must be deacti-
vated.)
PRE-TEN FRONT RH
[VB-SHORT]
●
Front RH pre-tensioner circuit is shorted to a power supply cir-
cuit.
PRE-TEN FRONT RH
[GND-SHORT]
●
Front RH pre-tensioner circuit is shorted to ground.
PRE-TEN FRONT RH
[SHORT]
●
Front LH pre-tensioner circuit is shorted between lines.
CURTAIN MODULE LH
[OPEN]
●
LH side curtain 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 result is OK,
replace the diagnosis sensor unit
and LH side curtain air bag module.
(Before disposal, it must be
deployed.)
CURTAIN MODULE LH
[VB-SHORT]
●
LH side curtain air bag module circuit is shorted to a power sup-
ply circuits.
CURTAIN MODULE LH
[GND-SHORT]
●
LH side curtain air bag module circuit is shorted to ground.
CURTAINMODULE LH
[SHORT]
●
LH side curtain air bag module circuit is shorted between lines.
Diagnostic item
Explanation
Repair order
“Recheck SRS at each replacement”
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