Infiniti Q45. Manual — part 868
TROUBLE DIAGNOSIS
SRS-29
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 RESULT AFTER REPAIRING
Is it the first time for maintenance of SRS?
YES or NO
YES
>> Go to
SRS-23, "DIAGNOSTIC PROCEDURE 2"
NO
>> Self-diagnostic result “SELF-DIAG [PAST]” (previously stored in the memory) might not be erased
after repair. Go to
SRS-27, "DIAGNOSTIC PROCEDURE 3"
.
DIAGNOSTIC PROCEDURE 5
Inspecting SRS intermittent malfunction by using CONSULT-II — Diagnosis mode
Refer to
GI-36, "CONSULT-II Start Procedure"
.
1.
Touch “SELF-DIAG [PAST]”.
2.
If diagnostic codes are displayed on “SELF-DIAG [PAST]”, go to
step 6.
3.
If no malfunction is detected on “SELF-DIAG [PAST]”, touch
“BACK” and go back to “SELECT DIAG MODE”.
SRS697
SRS700
SRS702
SRS-30
TROUBLE DIAGNOSIS
4.
Touch “TROUBLE DIAG RECORD”.
NOTE:
With “TROUBLE DIAG RECORD”, diagnosis results previously
erased by a reset operation can be displayed.
5.
Diagnostic code is displayed on “TROUBLE DIAG RECORD”.
6.
Touch “PRINT”.
7.
Compare diagnostic codes to
SRS-31, "CONSULT-II Diagnostic Code Chart (“SELF-DIAG [PAST]” or
8.
Touch “BACK” key of CONSULT-II until “SELECT SYSTEM” appears.
9.
Turn ignition switch OFF, then turn off and disconnect CONSULT-II, and both battery cables.
10. Repair the system as outlined by the “Repair order” in “Intermittent Malfunction Diagnostic Code Chart”,
that corresponds to the self-diagnostic result. For replacement procedure of component parts, refer to the
Removal and Installation procedure for the appropriate component. Go to
, for final checking.
SRS697
SHIA0182E
TROUBLE DIAGNOSIS
SRS-31
C
D
E
F
G
I
J
K
L
M
A
B
SRS
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.
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.
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 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 front LH side air bag module.
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.
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 front RH side air bag module.
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 shorted between lines.
SRS-32
TROUBLE DIAGNOSIS
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 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]
●
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.
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.
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 RH pre-tensioner circuit is shorted between limes.
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.
CURTAIN MODULE LH
[VB-SHORT]
●
LH side curtain air bag module circuit is shorted to a power sup-
ply circuit.
CURTAIN MODULE LH
[GND-SHORT]
●
LH side curtain air bag module circuit is shorted to ground.
CURTAIN MODULE LH
[SHORT]
●
LH side curtain air bag module circuit is shorted between lines.
CURTAIN MODULE RH
[OPEN]
●
RH 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 RH side curtain air bag module.
CURTAIN MODULE RH
[VB-SHORT]
●
RH side curtain air bag module circuit is shorted to a power sup-
ply circuit.
CURTAIN MODULE RH
[GND-SHORT]
●
RH side curtain air bag module circuit is shorted to ground.
CURTAIN MODULE RH
[SHORT]
●
RH side curtain air bag module circuit is shorted between lines.
CONTROL UNIT
●
Diagnosis sensor unit is malfunctioning.
1. Visually check the wiring harness
connection.
2. Replace the harness if it has bisible
damage.
3. Replace the diagnosis sensor unit.
Diagnostic item
Explanation
Repair order
“Recheck SRS at each replacement”
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