sensor NISSAN TEANA 2003 Service Manual

SRS-28
TROUBLE DIAGNOSIS

CURTAIN MODULE LH
[OPEN]
[B1150]
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]
[B1151]

LH side curtain air bag module circuit is shorted to a power sup-
ply circuit.
CURTAIN MODULE LH
[GND-SHORT]
[B1152]

LH side curtain air bag module circuit is shorted to ground.
CURTAIN MODULE LH
[SHORT]
[B1153]

LH side curtain air bag module circuit is shorted between lines.
CRASH ZONE SEN
[UNIT FAIL]
[B1033]
CRASH ZONE SEN
[COMM FAIL]
[B1035]

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. Diagnostic item ExplanationRepair order
“Recheck SRS at each replacement”

TROUBLE DIAGNOSIS
SRS-33
C
D
E
F
G
I
J
K
L
MA
B
SRS

Trouble Diagnosis: “AIR BAG” Warning Lamp Does Not Turn OFFBHS0004C
DIAGNOSTIC PROCEDURE 7
1. CHECK THE DEPLOYMENT OF AIR BAG MODULE
Is air bag module deployed?
YES or NO
YES >> Refer to SRS-55, "COLLISION DIAGNOSIS" .
NO >> GO TO 2.
2. CHECK THE AIR BAG FUSE
Check 10A fuse [No.13, located in fuse block (J/B)].
Refer to PG-3, "
POWER SUPPLY ROUTING CIRCUIT" .
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3. CHECK AIR BAG FUSE AGAIN
Replace “AIR BAG” fuse and turn ignition switch ON.
Does the
“AIR BAG” fuse blow again?
YES >> Repair or replace main harness.
NO >>INSPECTION END
4. CHECK DIAGNOSIS SENSOR UNIT
Connect CONSULT-II and touch “START”.
Is
“AIR BAG” displayed on CONSULT-ll?
YES >> GO TO 5.
NO >> Visually check the wiring harness connection of diagno-
sis sensor unit. If the harness connection check result is
OK, replace diagnosis sensor unit.
5. CHECK HARNESS CONNECTION
Is harness connection between warning lamp and diagnosis sensor unit OK?
OK or NG
OK >> Replace diagnosis sensor unit.
NG >> Connect “AIR BAG” warning lamp and diagnosis sensor unit connector properly. If “AIR BAG”
warning lamp still does not go off, replace harness.
BCIA0030E

SRS-34
TROUBLE DIAGNOSIS

Trouble Diagnosis: “AIR BAG” Warning Lamp Does Not Turn ONBHS0004D
DIAGNOSTIC PROCEDURE 8
1. CHECK “METER” FUSE
Check 10A fuse [No.14, located in fuse block (J/B)].
Refer to PG-3, "
POWER SUPPLY ROUTING CIRCUIT" .
OK or NG
OK >> GO TO 3.
NG >> GO TO 2.
2. CHECK “METER” FUSE AGAIN
Replace 10A fuse [No.14, located in fuse block (J/B)] and turn ignition switch ON.
Does the meter fuse blow again?
YES >> Repair or replace the related harness.
NO >>INSPECTION END
3. CHECK HARNESS CONNECTION BETWEEN DIAGNOSIS SENSOR UNIT AND COMBINATION
METER
Disconnect diagnosis sensor unit connector and turn ignition switch ON.
Does
“AIR BAG” warning lamp turn ON?
YES >> Replace diagnosis sensor unit.
NO >> Replace combination meter assembly.

SRS-44
CRASH ZONE SENSOR

CRASH ZONE SENSORPFP:98531
Removal and InstallationBHS0004J
REMOVAL
CAUTION:
Before servicing SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 min-
utes.
1. Remove crash zone sensor fixing nuts.
2. Remove crash zone sensor connector, then crash zone sensor.
CAUTION:

Replace crash zone sensor if it has been dropped or sustained an impact.

Do not disassemble crash zone sensor.
INSTALLATION
Install in the reverse order of removal.
CAUTION:

Check crash zone sensor for proper installation.

After the work is complete, perform self-diagnosis to make sure that no malfunction is detected.
Refer to SRS-16, "
SRS Operation Check" . Nut : 10.8 N·m (1.1 kg-m, 8 ft-lb)
PHIA0605E

SIDE AIR BAG (SATELLITE) SENSOR
SRS-45
C
D
E
F
G
I
J
K
L
MA
B
SRS

SIDE AIR BAG (SATELLITE) SENSORPFP:98830
Removal and InstallationBHS0004K
REMOVAL
CAUTION:

Before servicing SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3
minutes.

When the front SRS side air bag is deployed, always replace it with a new one.
1. Remove seat belt pre-tensioner. Refer to SB-3, "
Removal and Installation of Front Seat Belt" .
2. Remove the side air bag (Satellite) sensor connector.
3. Remove side air bag (Satellite) sensor fixing nuts, then side air
bag (Satellite) sensor.
CAUTION:

Do not use old nuts; replace with new ones.

Check side air bag (Satellite) sensor to ensure it is free of deformities, dents, cracks or rust. If it
shows any visible signs of damage, replace it with new one.

Do not disassemble side air bag (Satellite) sensor.

Replace side air bag (Satellite) sensor if it has been dropped or sustained an impact.
INSTALLATION
Install in the reverse order of removal.
CAUTION:

Check side air bag (Satellite) sensor for proper installation.

After replacement of side air bag (Satellite) sensor, perform self-diagnosis to make sure that no
malfunction is detected. Refer to SRS-16, "
SRS Operation Check" . Nut: 10.8 N·m (1.1 kg-m, 8 ft-lb)
PHIA0606E

DIAGNOSIS SENSOR UNIT
SRS-47
C
D
E
F
G
I
J
K
L
MA
B
SRS

DIAGNOSIS SENSOR UNITPFP:28556
Removal and InstallationBHS0004M
REMOVAL
CAUTION:
Before servicing SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 min-
utes.
1. Disconnect each harness connector for the air bag module and seat belt pre-tensioner.
2. Remove A/T selector lever knob. Refer to IP-12, "
(C) A/T Selector Lever Knob" .
3. Remove A/T console finisher. Refer to IP-12, "
(D) A/T Console Finisher" .
4. Remove ashtray. Refer to IP-12, "
(F) Front Ashtray" .
5. Remove instrument panel lower cover (LH/RH). Refer to IP-13, "
(G) Instrument Panel Lower Cover (LH/
RH)" .
6. Remove instrument panel stay cover. Refer to IP-13, "
(H) Instrument Panel Stay Cover" .
7. Remove console rear cover. Refer to IP-13, "
(I) Console Rear Cover" .
8. Remove center console. Refer to IP-14, "
(J) Center Console" .
9. Disconnect diagnosis sensor unit connector.
10. Remove fixing bolts and ground bolt from the diagnosis sensor
unit.
CAUTION:

Do not use old bolts. Replace with new ones.

Check diagnosis sensor unit bracket to ensure that it is free
of deformation, dents, cracks or rust. If it shows any visible
things of damage, replace with new one.

Replace diagnosis sensor unit if it has been dropped or sustained an impact.
INSTALLATION
Install in the reverse order of removal.
CAUTION:

Check the diagnosis sensor unit for proper installation.

After replacement of diagnosis sensor unit, perform self-diagnosis to make sure that no malfunc-
tion is detected. Refer to SRS-16, "
SRS Operation Check" .
ECU DISCRIMINATED NO.
After replacing the diagnosis sensor unit, confirm that the diagnosis sensor unit identification is correct for the
vehicle as equipped.Ground bolt : 6.9 N·m (0.70 kg-m, 61 in-lb)
Fixing bolt : 24.5 N·m (2.5 kg-m, 18 ft-lb)
PHIA1342E
Specification ECU DISCRIMINATED No.
Models with driver and passenger air bags, seat belt pre-tensioner AA90
Models with driver and passenger air bags, seat belt pre-tensioner, side air bags and curtain air bags AA8C

COLLISION DIAGNOSIS
SRS-55
C
D
E
F
G
I
J
K
L
MA
B
SRS

COLLISION DIAGNOSISPFP:00015
For Frontal CollisionBHS0004O
To repair the SRS, perform the following steps.
When SRS (except the front side air bag and side curtain air bag modules) is activated in a collision:
1. Replace the diagnosis sensor unit.
2. Remove the air bag modules (except the front side air bag modules and side curtain air bag modules),
crash zone sensor assembly, bracket and seat belt pre-tensioner assemblies.
3. Check the SRS components using the table below:
–Replace any SRS components showing visible signs of damage (dents, cracks and deformation).
4. Install new air bag modules (except the front side air bag modules and side curtain air bag modules) crash
zone sensor assembly, bracket and seat belt pre-tensioner assemblies.
5. Perform self-diagnosis using CONSULT-II or “AIR BAG” warning lamp. Refer to SRS-16, "
SRS Operation
Check" for details. Ensure entire SRS operates properly.
When SRS is not activated in a collision:
1. Check the SRS components using the table below:
–Replace any SRS components showing visible signs of damage (dents, cracks and deformation).
2. Perform self-diagnosis using CONSULT-II or “AIR BAG” warning lamp. Refer to SRS-16, "
SRS Operation
Check" for details. Ensure entire SRS operates properly.
SRS INSPECTION (FOR FRONTAL COLLISION)
Part SRS is activated SRS is NOT activated
Air bag module
(driver or front pas-
senger air bag mod-
ule)Replace
Install with new bolts.1. Remove air bag module. Check harness cover and connectors for damage, termi-
nals for deformation, and harness for binding.
2.
–Install driver air bag module into the steering wheel to check fit and alignment with
the wheel.
–Install passenger air bag module into the instrument panel to check fit with the
instrument panel.
3. No damage found, reinstall with new bolts.
4. If damaged—Replace air bag modules with new special bolts.
Air bag must be activated before disposal.
Crash zone sensor Replace the crash
zone sensor and
bracket with new
nuts.1. Remove the crash zone sensor. Check harness connectors for damage, terminals
for deformation, and harness for binding.
2. Check for visible signs of damage (dents, cracks, deformation) of the crash zone
sensor and bracket.
3. Install the crash zone sensor to check fit.
4. No damage found, reinstall with new bolts.
5. If damaged—Replace the crash zone sensor and bracket with new nuts.
Seat belt pre-ten-
sioner assembliesReplace
Install seat belt pre-
tensioner with new
bolts.1. Remove seat belt pre-tensioners.
Check harness cover and connectors for damage, terminals for deformation, and
harness for binding.
2. Check belts for damage and anchors for loose mounting.
3. Check retractor for smooth operation.
4. Check seat belt adjuster for damage.
5. If no damage is found, reinstall seat belt pre-tensioner assembly with new bolts.
6. If damaged—Replace seat belt pre-tensioners with new bolts.
Seat belt pre-tensioners must be activated before disposal.
Diagnosis sensor unit Replace
Install with new bolts.1. Check case for dents, cracks or deformation.
2. Check connectors for damage, and terminals for deformation.
3. If no damage is found, reinstall with new bolts and ground bolt.
4. If damaged—Replace diagnosis sensor unit with new bolts and ground bolt.

COLLISION DIAGNOSIS
SRS-57
C
D
E
F
G
I
J
K
L
MA
B
SRS

For Side CollisionBHS0004P
WHEN THE SIDE AIR BAG IS ACTIVATED IN A SIDE COLLISION:
1. Replace the following components:
–All parts of front seatback (including front seatback frame) with front side air bag module (on the side on
which front side air bag is activated)
–Curtain air bag module (on the side on which side curtain air bag is activated)
–Diagnosis sensor unit
–Satellite sensor (on the side on which side air bag and side curtain air bag are activated)
2. Check the SRS components and the related parts using the following table.
–Replace any SRS components and the related parts showing visible signs of damage (dents, cracks,
deformation).
3. Conduct self-diagnosis using CONSULT-II or “AIR BAG” warning lamp. Refer to SRS-16, "
SRS Operation
Check" . Ensure entire SRS operates properly.
WHEN SRS IS NOT ACTIVATED IN A SIDE COLLISION:
1. Check the SRS components and the related parts using the following table.
–Replace any SRS components and the related parts showing visible signs of damage (dents, cracks,
deformation).
2. Conduct self-diagnosis using CONSULT-II or “AIR BAG” warning lamp. Refer to SRS-16, "
SRS Operation
Check" . Ensure entire SRS operates properly.
SRS INSPECTION (FOR SIDE COLLISION)
PartFront side air bag and
side curtain air bag
are activatedFront side air bag and side curtain air bag are NOT activated
LH or RH side curtain
air bag moduleReplace the side cur-
tain air bag module.
(Repair the center pil-
lar inner, etc. before
installing new one if
damaged.)1. Check for visible signs of damage (dents, tears, deformation) of the center pillar on
the collision side.
2. If damaged—Remove the side curtain air bag module.
3. Check for visible signs of damaged (tears etc.) of the LH or RH side curtain air bag
module.
4. Check harness and connectors for damage, and terminals for deformation.
5. If no damage is found, reinstall the LH or RH side curtain air bag module with new
bolts.
6. If damaged—Replace the LH or RH side curtain air bag module with new bolts.
Air bag must be activated before disposal.
Front LH or RH side
air bag moduleReplace all parts of
seatback with
deployed front side
air bag module.1. Check for visible signs of damage (dents, tears, deformation) of the seatback on
the collision side.
2. Check harness and connectors for damage, and terminals for deformation.
3. If damaged—Replace the front seatback assembly.
Air bag must be activated before disposal.
LH or RH side air bag
(Satellite) sensorReplace the side air
bag (Satellite) sensor
on the collision side
with new nuts.
(Repair the center pil-
lar inner, etc. before
installing new one if
damaged.)1. Remove the LH or RH side air bag (Satellite) sensor on the collision side. Check
harness connectors for damage, terminals for deformities, and harness for binding.
2. Check for visible signs of damage (dents, cracks, deformation) of the LH or RH
side air bag (Satellite) sensor.
3. Install the LH or RH side air bag (Satellite) sensor to check fit.
4. If no damage is found, reinstall the LH or RH side sir bag (Satellite) sensor with
new nuts.
5. If damaged—Replace the LH or RH side air bag (Satellite) sensor with new nuts.
Diagnosis sensor unit Replace the diagno-
sis sensor unit with
the new bolts.1. Check case and bracket for dents, cracks or deformation.
2. Check connectors for damage, and terminals for deformation.
3. If no damage is found, reinstall the diagnosis sensor unit with new bolts and ground
bolt.
4. If damaged—Replace the diagnosis sensor unit with new bolts and ground bolt.