Infiniti F50. Manual — part 809
TROUBLE DIAGNOSIS
SRS-23
C
D
E
F
G
I
J
K
L
M
A
B
SRS
7.
Diagnostic code is displayed on “SELF-DIAG [CURRENT]”.
If no malfunction is detected on “SELF-DIAG [CURRENT]” even
though malfunction is detected in “SRS Operation Check”, check the
battery voltage. If the battery voltage is less than 9V, charge or
replace the battery. Then go to
. If the battery voltage is OK, go to
PROCEDURE 4 (CONTINUED FROM DIAGNOSTIC PROCEDURE
2)"
to diagnose the following cases:
●
Self-diagnostic result “SELF-DIAG [PAST]” (previously stored in
the memory) might not be erased after repair.
●
The SRS system malfunctions intermittently.
CONSULT-II Diagnostic Code Chart ("SELF-DIAG [CURRENT]")
SHIA0203E
SRS701
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
tery.
●
Self-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
CEDURE 4 (CONTINUED FROM
DIAGNOSTIC PROCEDURE 2)"
●
Go to
●
No malfunction is detected.
—
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. Replace driver air bag module.
(Before disposal, it must be
deployed.)
4. Replace the spiral cable.
5. Replace the diagnosis sensor unit.
6. Replace the related harness.
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.
SRS-24
TROUBLE DIAGNOSIS
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. 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
[VB-SHORT]
●
Front passenger air bag module circuit is shorted to a power-
supply.
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. Replace the crash zone sensor.
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
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 setback assembly
(Front LH side air bag module).
(Before disposal, it must be
deployed.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
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. Replace front RH setback assembly
(Front RH side air bag module).
(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 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.
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.
Diagnostic item
Explanation
Repair order
“Recheck SRS at each replacement”
TROUBLE DIAGNOSIS
SRS-25
C
D
E
F
G
I
J
K
L
M
A
B
SRS
NOTE:
●
Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunc-
tion is eliminated using 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.
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. Replace front LH seat belt.
(Before disposal, it must be acti-
vated.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
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. Replace front RH seat belt.
(Before disposal, it must be acti-
vated.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
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 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. Replace LH side curtain air bag
module.
(Before disposal, it must be
deployed.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
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.
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. Replace RH side curtain air bag
module.
(Before disposal, it must be
deployed.)
4. Replace the diagnosis sensor unit.
5. Replace the related harness.
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 diagnosis sensor unit.
Diagnostic item
Explanation
Repair order
“Recheck SRS at each replacement”
SRS-26
TROUBLE DIAGNOSIS
DIAGNOSTIC PROCEDURE 3
Final checking after repairing SRS by using CONSULT-II — Diagnosis mode
1.
After repairing SRS, connect both battery cables.
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”.
6.
Touch “SELF-DIAG [CURRENT]”.
SHIA0179E
PHIA0157E
SRS771
SRS697
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