2004 INFINITI FX35 Service Manual

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Page 4257 of 4449

INFINITI FX35 2004 Service Manual SRS-16
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
HOW TO ERASE SELF-DIAGNOSTIC RESULTS
“SELF-DIAG [CURRENT]”
A current self-diagnostic result is displayed on the CONSULT-II screen i

Page 4258 of 4449

INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS
SRS-17
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Revision: 2004 November 2004 FX35/FX45
SRS Operation CheckAHS000HR
DIAGNOSTIC PROCEDURE 1
Checking Air Bag Operation by Using “AIR BAG” Warning

Page 4259 of 4449

INFINITI FX35 2004 Service Manual SRS-18
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
Warning lamp examples
“AIR BAG” warning lamp operation — User mode
—SRS condition Reference item
No malfunction is detected.

Page 4260 of 4449

INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS
SRS-19
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SRS
Revision: 2004 November 2004 FX35/FX45
Trouble Diagnosis with CONSULT-IIAHS000HS
DIAGNOSTIC PROCEDURE 2
CAUTION:
If CONSULT-II is used with no conne

Page 4261 of 4449

INFINITI FX35 2004 Service Manual SRS-20
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
7. Diagnostic code is displayed on “SELF-DIAG [CURRENT]”.
If no malfunction is detected on “SELF-DIAG [CURRENT]” even
though mal

SRS-20
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
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 SRS-23, "
DIAGNOSTIC PROCE-
DURE 3" . If the battery voltage is OK, go to SRS-25, "DIAGNOSTIC
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 ExplanationRepair 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 9 V)Go to SRS-23, "DIAGNOSTIC PRO-
CEDURE 3" after charging the bat-
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 SRS-25, "DIAGNOSTIC PRO-
CEDURE 4 (CONTINUED FROM
DIAGNOSTIC PROCEDURE 2)" .
Go to SRS-25, "DIAGNOSTIC PRO-
CEDURE 5" .
No malfunction is detected. —
DRIVER AIR BAG
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 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 AIR BAG
MODULE
[VB-SHORT]
Driver air bag module circuit is shorted to a power supply circuit
(including the spiral cable).
DRIVER AIR BAG
MODULE
[GND-SHORT]
Driver air bag module circuit is shorted to ground (including the
spiral cable).
DRIVER AIR BAG
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. Replace the front passenger air bag
module. (Before disposal, 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 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.

Page 4262 of 4449

INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS
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Revision: 2004 November 2004 FX35/FX45
CRASH ZONE SEN
[UNIT FAIL]
CRASH ZONE SEN
[COMM FAIL]Crash zone sensor 1. Visually check the wiring harness

TROUBLE DIAGNOSIS
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Revision: 2004 November 2004 FX35/FX45
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 the front LH seatback
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 the front RH seatback
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 ExplanationRepair order
“Recheck SRS at each replacement”

Page 4263 of 4449

INFINITI FX35 2004 Service Manual SRS-22
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
NOTE:
Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunc-
tion is eliminated using a

SRS-22
TROUBLE DIAGNOSIS
Revision: 2004 November 2004 FX35/FX45
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 the 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 the 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 the 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 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. Replace the 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 ExplanationRepair order
“Recheck SRS at each replacement”

Page 4264 of 4449

INFINITI FX35 2004 Service Manual TROUBLE DIAGNOSIS
SRS-23
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SRS
Revision: 2004 November 2004 FX35/FX45
DIAGNOSTIC PROCEDURE 3
Final inspection after repairing SRS by using CONSULT-II — Diagnosis mode
CAUTION:
I

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