TOYOTA AVENSIS 2005 Service Repair Manual





\b 



H42135
Curtain Shield
Squib LH Airbag
Sensor
Assy
Center
DLC3
CGTC DTC B1167/85
Floor Wire
Service Wire
ICL±
ICL+ C
D
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
05±1341
AVENSIS REPAIR MANUAL (RM1018E)
2CHECK AIR BAG SENSOR ASSY CENTER
(a)Connect the connector to the airbag sensor assy center.
(b)Using a service wire, connect ICL+ and ICL± of the con-
nector ºCº.
NOTICE:
Do not forcibly insert a service wire into the terminal of the
connector when connecting.
(c)Connect the negative (±) terminal cable to the battery, and wait for at least 2 seconds.
(d)Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(e)Clear the stored DTCs in the memory (See page
05±1184).
(f) Turn the ignition switch to the LOCK position.
(g) Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(h)Check the DTCs (See page 05±1184).
OK:
DTC B1167/85 is not output.
HINT:
Codes other than code B1167/85 may be output at this time, but
they are not related to this check.
NG REPLACE AIR BAG SENSOR ASSY CENTER
OK







H40947
Curtain Shield
Squib LHAirbag
Sensor
Assy
Center
CG DLC3
TC DTC B1167/85
C
D
05±1342
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
3CHECK CURTAIN SHIELD AIR BAG ASSY LH(CURTAIN SHIELD SQUIB LH)
(a)Turn the ignition switch to the LOCK position.
(b)Disconnect the negative (±) terminal cable from the bat- tery, and wait for at least 90 seconds.
(c)Connect the connector to the curtain shield airbag assy LH.
(d)Connect the negative (±) terminal cable to the battery, and wait for at least 2 seconds.
(e)Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(f)Clear the stored DTCs in the memory (See page 05±1184).
(g) Turn the ignition switch to the LOCK position.
(h) Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(i)Check the DTCs (See page 05±1184). OK:
DTC B1167/85 is not output.
HINT:
Codes other than code B1167/85 may be output at this time, but
they are not related to this check.
NG REPLACE CURTAIN SHIELD AIR BAG ASSY LH
OK
4 USE SIMULATION METHOD TO CHECK
NG Go to step 1
OK
REPLACE ALL SRS COMPONENTS INCLUDING WIRE HARNESS



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H41469
Curtain Shield
Squib LH
Airbag
Sensor
Assy
Center
Floor Wire
A
B
C
D
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
05±1337
AVENSIS REPAIR MANUAL (RM1018E)
DTC B1166/88 OPEN IN CURTAIN SHIELD SQUIB (LH)
CIRCUIT
CIRCUIT DESCRIPTION
The curtain shield squib LH circuit consists of the airbag sensor assy cent\
er and the curtain shield airbag
assy LH.
This circuit actuates the SRS to deploy when the SRS deployment conditio\
ns are fulfilled.
DTC B1166/88 is recorded when an open circuit is detected in the curtain shiel\
d squib LH circuit.
DTC No.DTC Detecting ConditionTrouble Area
B1166/88

Open circuit in ICL+ wire harness or ICL± wire harness of
curtain shield squib LH

Curtain shield squib LH malfunction

Airbag sensor assy center malfunction
Curtain shield airbag assy LH (Curtain shield squib LH)

Airbag sensor assy center

Floor wire
HINT:
DTC B1166/88 is indicated only for the vehicle equipped with the curtain shiel\
d airbag.
WIRING DIAGRAM
See page 05±1184.
INSPECTION PROCEDURE
1 CHECK FLOOR WIRE(CURTAIN SHIELD SQUIB LH CIRCUIT)
(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (±) terminal cable from the bat-
tery, and wait for at least 90 seconds.
(c) Disconnect the connectors from the airbag sensor assy center and the curtain shield airbag assy LH.
(d) Measure the resistance between ICL+ and ICL± of the connector ºCº.
OK:
Resistance: Below 1

NG REPAIR OR REPLACE FLOOR WIRE
OK
056MO±03









\b H42134
Curtain Shield
Squib LH
Airbag
Sensor
Assy
Center
DLC3
CGTC DTC B1166/88Floor Wire
Service Wire
ICL±
ICL+ C
D
05±1338
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
2CHECK AIR BAG SENSOR ASSY CENTER
(a)Connect the connector to the airbag sensor assy center.
(b)Using a service wire, connect ICL+ and ICL± of the con- nector ºCº.
NOTICE:
Do not forcibly insert a service wire into the terminal of the
connector when connecting.
(c)Connect the negative (±) terminal cable to the battery, and wait for at least 2 seconds.
(d)Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(e)Clear the stored DTCs in the memory (See page
05±1184).
(f) Turn the ignition switch to the LOCK position.
(g) Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(h)Check the DTCs (See page 05±1184).
OK:
DTC B1166/88 is not output.
HINT:
Codes other than code B1166/88 may be output at this time, but
they are not related to this check.
NG REPLACE AIR BAG SENSOR ASSY CENTER
OK







H40945
Curtain Shield
Squib LHAirbag
Sensor
Assy
Center
CG DLC3
TC DTC B1166/88
C
D
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
05±1339
AVENSIS REPAIR MANUAL (RM1018E)
3CHECK CURTAIN SHIELD AIR BAG ASSY LH(CURTAIN SHIELD SQUIB LH)
(a)Turn the ignition switch to the LOCK position.
(b)Disconnect the negative (±) terminal cable from the bat-
tery, and wait for at least 90 seconds.
(c)Connect the connector to the curtain shield airbag assy LH.
(d)Connect the negative (±) terminal cable to the battery, and wait for at least 2 seconds.
(e)Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(f)Clear the stored DTCs in the memory (See page 05±1184).
(g) Turn the ignition switch to the LOCK position.
(h) Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(i)Check the DTCs (See page 05±1184). OK:
DTC B1166/88 is not output.
HINT:
Codes other than code B1166/88 may be output at this time, but
they are not related to this check.
NG REPLACE CURTAIN SHIELD AIR BAG ASSY LH
OK
USE SIMULATION METHOD TO CHECK

H01454
C17
Curtain Shield Squib LHAirbag Sensor Assy Center
1
2Y±V
Y±RA26
A269
10ICL+
ICL± (*1)
(*1)
*1: w/ Curtain Shield Airbag 05±1334
± DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
DTC B1165/87 SHORT IN CURTAIN SHIELD SQUIB (LH)
CIRCUIT
CIRCUIT DESCRIPTION
The curtain shield squib LH circuit consists of the airbag sensor assy center and the curtain shield airbag
assy LH.
This circuit actuates the SRS to deploy when the SRS deployment conditions are fulfilled.
DTC B1165/87 is recorded when a short circuit is detected in the curtain shield squib LH circuit.
DTC No.DTC Detecting ConditionTrouble Area
B1165/87

Short circuit between ICL+ wire harness and ICL± wire har-
ness of curtain shield squib LH

Curtain shield squib LH malfunction

Airbag sensor assy center malfunction
Curtain shield airbag assy LH (Curtain shield squib LH)

Airbag sensor assy center

Floor wire
HINT:
DTC B1165/87 is indicated only for the vehicle equipped with the curtain shield airbag.
WIRING DIAGRAM
056MN±03



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H41469
Curtain Shield
Squib LH
Airbag
Sensor
Assy
Center
Floor Wire
A
B
C
D
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
05±1335
AVENSIS REPAIR MANUAL (RM1018E)
INSPECTION PROCEDURE
1CHECK CONNECTOR
(a)Turn the ignition switch to the LOCK position.
(b)Disconnect the negative (±) terminal cable from the battery, and wait for at least 90 seconds.
(c)DIsconnect the connectors from the airbag sensor assy center and the curtain shield airbag assy LH.
(d)Check that the floor wire connector (on the curtain shield airbag assy LH si\
de) is not damaged.
OK:
The lock button is not disengaged, or the claw of the lock is not deform\
ed or damaged.
NGREPAIR OR REPLACE FLOOR WIRE
OK
2CHECK FLOOR WIRE(CURTAIN SHIELD SQUIB LH CIRCUIT)
(a)Release the activation prevention mechanism built in the connector ºBº (See page 05±1184).
(b) Measure the resistance between ICL+ and ICL± of the connector ºCº.
OK:
Resistance: 1 M
or Higher
NG REPAIR OR REPLACE FLOOR WIRE
OK






H42132
Curtain Shield
Squib LHAirbag
Sensor
Assy
Center
DLC3
CG TC DTC B1165/87
C
D





H42133
Curtain Shield
Squib LH
Airbag
Sensor
Assy
Center
DLC3
CGTC DTC B1165/87
C
D
05±1336
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
3CHECK AIR BAG SENSOR ASSY CENTER
(a)Connect the connector to the airbag sensor assy center.
(b)Connect the negative (±) terminal cable to the battery, and wait for at least 2 seconds.
(c)Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(d)Clear the stored DTCs in the memory (See page 05±1184).
(e)Turn the ignition switch to the LOCK position.
(f)Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(g)Check the DTCs (See page 05±1184).
OK:
DTC B1165/87 is not output.
HINT:
Codes other than code B1165/87 may be output at this time, but
they are not related to this check.
NGREPLACE AIR BAG SENSOR ASSY CENTER
OK
4CHECK CURTAIN SHIELD AIR BAG ASSY LH(CURTAIN SHIELD SQUIB LH)
(a)Turn the ignition switch to the LOCK position.
(b)Disconnect the negative (±) terminal cable from the bat- tery, and wait for at least 90 seconds.
(c)Connect the connector to the curtain shield airbag assy LH.
(d)Connect the negative (±) terminal cable to the battery, and wait for at least 2 seconds.
(e)Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(f)Clear the stored DTCs in the memory (See page 05±1184).
(g) Turn the ignition switch to the LOCK position.
(h) Turn the ignition switch to the ON position, and wait for at
least 10 seconds.
(i)Check the DTCs (See page 05±1184). OK:
DTC B1165/87 is not output.
HINT:
Codes other than code B1165/87 may be output at this time, but
they are not related to this check.
NG REPLACE CURTAIN SHIELD AIR BAG ASSY LH
OK
USE SIMULATION METHOD TO CHECK

\b






H41465
Curtain Shield
Squib RH Airbag
Sensor
Assy
Center
Floor Wire No.2
A
B
C
D
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
05±1331
AVENSIS REPAIR MANUAL (RM1018E)
DTC B1163/82 SHORT IN CURTAIN SHIELD SQUIB (RH)
CIRCUIT (TO B+)
CIRCUIT DESCRIPTION
The curtain shield squib RH circuit consists of the airbag sensor assy cent\
er and the curtain shield airbag
assy RH.
This circuit actuates the SRS to deploy when the SRS deployment conditio\
ns are fulfilled.
DTC B1163/82 is recorded when a short to B+ is detected in the curtain shield \
squib RH circuit.
DTC No.DTC Detecting ConditionTrouble Area
B1163/82

Short circuit in curtain shield squib RH wire harness (to B+)

Curtain shield squib RH malfunction

Airbag sensor assy center malfunction
Curtain shield airbag assy RH (Curtain shield squib RH)

Airbag sensor assy center

Floor wire No.2
HINT:
DTC B1163/82 is indicated only for the vehicle equipped with the curtain shiel\
d airbag.
WIRING DIAGRAM
See page 05±1322.
INSPECTION PROCEDURE
1 CHECK FLOOR WIRE NO.2(CURTAIN SHIELD SQUIB RH CIRCUIT)
(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (±) terminal cable from the bat-
tery, and wait for at least 90 seconds.
(c) Disconnect the connectors from the airbag sensor assy center and the curtain shield airbag assy RH.
(d) Connect the negative (±) terminal cable to the battery, and turn the ignition switch to the ON position.
(e) Measure the voltage between the body ground and ICR+ of the connector ºCº.
OK:
Voltage: Below 1 V
NG REPAIR OR REPLACE FLOOR WIRE NO.2
OK
054MG±05





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H42131
Curtain Shield
Squib RH Airbag
Sensor
Assy
Center
DLC3
CG TC DTC B1163/82
Floor Wire No.2
Service Wire
ICR+ ICR±
C
D
05±1332
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
2 CHECK AIR BAG SENSOR ASSY CENTER
(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (±) terminal cable from the bat- tery, and wait for at least 90 seconds.
(c) Connect the connector to the airbag sensor assy center.
(d) Using a service wire, connect ICR+ and ICR± of the con- nector ºCº.
NOTICE:
Do not forcibly insert a service wire into the terminal of the
connector when connecting.
(e) Connect the negative (±) terminal cable to the battery, and wait for at least 2 seconds.
(f) Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(g)Clear the stored DTCs in the memory (See page 05±1184).
(h) Turn the ignition switch to the LOCK position.
(i) Turn the ignition switch to the ON position, and wait for at
least 10 seconds.
(j)Check the DTCs (See page 05±1184). OK:
DTC B1163/82 is not output.
HINT:
Codes other than code B1163/82 may be output at this time, but
they are not related to this check.
NG REPLACE AIR BAG SENSOR ASSY CENTER
OK