Page 3113 of 3371
SRS-52
FRONT PASSENGER AIR BAG MODULE
Revision: August 20072004 QX56
4. Slide a piece of dual-wall heat shrink tubing (provided in the pas-
senger air bag service kit) onto each wire of the previously used
vehicle wiring harness.
5. Fold each wire back and insert into the end of the heat shrink
tubing so that the end of the wire is approximately centered in
the heat shrink tubing.
6. Use a heat gun to shrink the heat shrink tubing and seal the wire.
7. Use electrical tape to secure the modified circuits to the outside of the wiring harness.
8. Locate the front passenger air bag service replacement connec-
tor that is taped back to the main harness. Unwrap the tape to
access the yellow service replacement connector and remove
the dust cover from the connector.
LHIA0017E
WHIA0062E
WHIA0118E
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SIDE CURTAIN AIR BAG MODULE
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Revision: August 20072004 QX56
SIDE CURTAIN AIR BAG MODULEPFP:985P0
Removal and InstallationEHS0 00 W P
REMOVAL
CAUTION:
Do not attempt to repair or replace damaged direct-connect SRS component connectors. If a
direct-connect harness connector is damaged, the harness must be replaced.
Before servicing the SRS, turn the ignition switch off, disconnect both battery cables and wait at
least 3 minutes.
When servicing the SRS, do not work from directly in front of air bag module.
1. Remove headlining. Refer to EI-37, "
Removal and Installation" .
2. Disconnect front and rear side curtain air bag module connectors.
For removal/installation of the direct-connect SRS connectors, refer to SRS-7, "Direct-connect SRS
Component Connectors" .
3. Remove the bolts in order starting at the front or rear, and remove the side curtain air bag module.
CAUTION:
When servicing the SRS, do not work from directly in front of air bag module.
Do not insert any foreign objects (screwdriver, etc.) into air bag module or harness connectors.
Do not disassemble air bag module.
Do not expose the air bag module to temperatures exceeding 90°C (194°F).
Replace side curtain air bag module if it has been dropped
or sustained an impact.
Do not allow oil, grease or water to come in contact with the
air bag module.
INSTALLATION
To install, reverse the removal procedure.
For removal/installation of the direct-connect SRS connectors, refer to SRS-7, "Direct-connect SRS Com-
ponent Connectors" .
LHIA0079E
SBF 8 14 E
Page 3115 of 3371
SRS-54
SIDE CURTAIN AIR BAG MODULE
Revision: August 20072004 QX56
After replacement of side curtain air bag module, perform self-diagnosis to check that no malfunction is
detected. Refer to SRS-20, "
SRS Operation Check" .
Page 3116 of 3371
CRASH ZONE SENSOR
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Revision: August 20072004 QX56
CRASH ZONE SENSORPFP:98531
Removal and InstallationEHS000WQ
REMOVAL
CAUTION:
Before servicing the SRS, turn the ignition switch off, disconnect both battery cables and wait at
least 3 minutes.
1. Open hood.
2. Disconnect the crash zone sensor harness connector.
3. Remove crash zone sensor nuts.
CAUTION:
Replace crash zone sensor if it has been dropped or sustained an impact.
Do not disassemble crash zone sensor.
INSTALLATION
To install, reverse the removal procedure.
After the work is complete, perform self-diagnosis to check that no malfunction is detected. Refer to SRS-
20, "SRS Operation Check" .
LHIA0056E
Page 3117 of 3371

SRS-56
SIDE AIR BAG (SATELLITE) SENSOR
Revision: August 20072004 QX56
SIDE AIR BAG (SATELLITE) SENSORPFP:98830
Removal and InstallationEHS000WR
REMOVAL
CAUTION:
Before servicing the SRS, turn the ignition switch off, disconnect both battery cables and wait at
least 3 minutes.
1. Remove seat belt pre-tensioner. Refer to SB-3, "
Removal and
Installation of Front Seat Belt" .
2. Remove side air bag (satellite) sensor nuts.
3. Disconnect the side air bag (satellite) sensor harness connector.
CAUTION:
Do not use old nuts after removal; replace with new nuts.
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
To install, reverse the removal procedure.
After the work is completed, perform self-diagnosis to check that no malfunction is detected. Refer to
SRS-20, "
SRS Operation Check" .
LHIA0057E
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FRONT SEAT BELT PRE-TENSIONER
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Revision: August 20072004 QX56
FRONT SEAT BELT PRE-TENSIONERPFP:86884
Removal and Installation EHS0 00 W S
For removal and installation procedures, refer to SB-3, "Removal and Installation of Front Seat Belt" .
Page 3119 of 3371

SRS-58
DIAGNOSIS SENSOR UNIT
Revision: August 20072004 QX56
DIAGNOSIS SENSOR UNITPFP:28556
Removal and InstallationEHS0 00 W T
REMOVAL
CAUTION:
Before servicing the SRS, turn the ignition switch off, disconnect both battery cables and wait at
least 3 minutes.
1. Disconnect the harness connectors for each air bag module and seat belt pre-tensioner.
2. Remove center console. Refer to IP-10, "
INSTRUMENT PANEL ASSEMBLY" .
3. Disconnect diagnosis sensor unit harness connectors.
4. Remove fixing bolts from the diagnosis sensor unit.
CAUTION:
Do not use old bolts; replace with new bolts.
Check diagnosis sensor unit bracket to ensure it is free of deformities, dents, cracks or rust. If it
shows any visible signs of damage, replace with new one.
Replace diagnosis sensor unit if it has been dropped or sustained an impact.
INSTALLATION
To install, reverse the removal procedure.
After the work is completed, perform self-diagnosis to check that no malfunction is detected. Refer to
SRS-20, "
SRS Operation Check" .
CAUTION:
The diagnosis sensor unit must always be installed with the arrow mark "⇐" pointing toward the
front of the vehicle for proper operation.
ECU DISCRIMINATED NO.
After replacing the diagnosis sensor unit, confirm that the diagnosis sensor unit identification is correct for the
vehicle as equipped. Refer to SRS-18, "
CONSULT-II Function (AIR BAG)" .
LHIA0053E
Page 3120 of 3371
OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT
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Revision: August 20072004 QX56
OCCUPANT CLASSIFICATION SYSTEM CONTROL UNITPFP:98852
Removal and InstallationEHS000WU
The occupant classification control unit, occupant classification (pressure) sensor, and bladder are an integral
part of the front passenger seat cushion and are replaced as an assembly. Refer to SE-99, "
REMOVAL" to
remove the seat, and SE-101, "
SEAT CUSHION TRIM AND PAD" to replace the seat cushion.