TOYOTA AVENSIS 2005 Service Repair Manual










H40981
Side Squib RHDTC B0111/44
DLC3
CG TC Airbag
Sensor
Assy
Center
D C
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
05±1231
AVENSIS REPAIR MANUAL (RM1018E)
3CHECK SEPARATE TYPE FRONT SEAT BACK ASSY(SIDE SQUIB RH)
(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 separate type front seat back assy (side squib RH).
(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 B0111/44 is not output.
HINT:
Codes other than code B0111/44 may be output at this time, but
they are not related to this check.
NG REPLACE SEPARATE TYPE FRONT SEAT BACK ASSY
OK
USE SIMULATION METHOD TO CHECK

H01454
S19
Side Squib RHAirbag Sensor Assy Center
SFR+
SFR± Y±R
Y±G 1
26 5
A28
A28 05±1226
± DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
DTC B0110/43 SHORT IN SIDE SQUIB (RH) CIRCUIT
CIRCUIT DESCRIPTION
The side squib RH circuit consists of the airbag sensor assy center and the separate type front seat back
assy (side squib RH).
This circuit actuates the SRS to deploy when the SRS deployment conditions are fulfilled.
DTC B0110/43 is recorded when a short circuit is detected in the side squib RH circuit.
DTC No.DTC Detecting ConditionTrouble Area
B0110/43

Short circuit between SFR+ wire harness and SFR± wire
harness of side squib RH

Side squib RH malfunction

Airbag sensor assy center malfunction
Separate type front seat back assy (Side squib RH)

Airbag sensor assy center

Floor wire No.2
WIRING DIAGRAM
056M1±03

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\b

H42849
Side Squib RHAirbag
Sensor
Assy
Center
SFR±
SFR+
Floor Wire No.2
A
B
C
D
\b


\b


\b

H42111
Side Squib RH Airbag
Sensor
Assy
Center
CG TC
DLC3
DTC B0110/43
C
D
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
05±1227
AVENSIS REPAIR MANUAL (RM1018E)
INSPECTION PROCEDURE
1CHECK FLOOR WIRE NO.2(SIDE 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 separate type front seat back assy (side
squib RH).
(d)Release the activation prevention mechanism built in the
connector ºBº (See page 05±1184).
(e)Measure the resistance between SFR+ and SFR± of the connector ºCº.
OK:
Resistance: 1 M
or Higher
NGREPAIR OR REPLACE FLOOR WIRE NO.2
OK
2CHECK 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 B0110/43 is not output.
HINT:
Codes other than code B0110/43 may be output at this time, but
they are not related to this check.
NG REPLACE AIR BAG SENSOR ASSY CENTER
OK









H40979
Side Squib RHDLC3 DTC B0110/43
TC
CG Airbag
Sensor
Assy
Center
C
D
05±1228
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
3 CHECK SEPARATE TYPE FRONT SEAT BACK ASSY(SIDE SQUIB RH)
(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 separate type front seat back assy (side squib RH).
(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 B0110/43 is not output.
HINT:
Codes other than code B0110/43 may be output at this time, but
they are not related to this check.
NG REPLACE SEPARATE TYPE FRONT SEAT BACK ASSY
OK
USE SIMULATION METHOD TO CHECK

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\b

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H40578
P SquibAirbag
Sensor
Assy
Center
P+
Instrument Panel Wire
A
B
C
D
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
05±1223
AVENSIS REPAIR MANUAL (RM1018E)
DTCB0108/52SHORT IN P SQUIB CIRCUIT (TO B+)
CIRCUIT DESCRIPTION
The P squib circuit consists of the airbag sensor assy center and the instr\
ument panel passenger airbag
assy.
This circuit actuates the SRS to deploy when the SRS deployment conditions a\
re fulfilled.
DTC B0108/52 is recorded when a short to B+ is detected in the P squib c\
ircuit.
DTC No.DTC Detecting ConditionTrouble Area
B0108/52

Short circuit in P squib wire harness (to B+)

P squib malfunction

Airbag sensor assy center malfunction
Instrument panel passenger airbag assy (P squib)

Airbag sensor assy center

Instrument panel wire
WIRING DIAGRAM
See page 05±1214.
INSPECTION PROCEDURE
1 CHECK INSTRUMENT PANEL WIRE(P SQUIB 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 instrument panel passenger airbag assy.
(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 P+ of the connector ºCº.
OK:
Voltage: Below 1 V
NG REPAIR OR REPLACE INSTRUMENT PANEL WIRE
OK
054LQ±09











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\bH40581
Airbag
Sensor
Assy
Center
P Squib
P+
P±
DLC3
CG TC DTC B0108/52
Instrument Panel Wire
SST
C
D
05±1224
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
2CHECK 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 SST, connect P+ and P± of the connector ºCº. SST09843±18040
(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 B0108/52 is not output.
HINT:
Codes other than code B0108/52 may be output at this time, but
they are not related to this check.
NG REPLACE AIR BAG SENSOR ASSY CENTER
OK








H40047
P Squib
DLC3
CG TC DTC B0108/52Airbag
Sensor
Assy
Center
C
D
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
05±1225
AVENSIS REPAIR MANUAL (RM1018E)
3CHECK INSTRUMENT PANEL PASSENGER AIR BAG ASSY(P SQUIB)
(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 instrument panel passen- ger airbag assy.
(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 B0108/52 is not output.
HINT:
Codes other than code B0108/52 may be output at this time, but
they are not related to this check.
NG REPLACE INSTRUMENT PANEL PASSENGER AIR BAG ASSY
OK
4 USE SIMULATION METHOD TO CHECK
NG Go to step 1
OK
REPLACE ALL SRS COMPONENTS INCLUDING WIRE HARNESS

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\b

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H40578
P SquibAirbag
Sensor
Assy
Center
P+
Instrument Panel Wire
A
B
C
D
05±1220
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
DTC B0107/51 SHORT IN P SQUIB CIRCUIT (TO GROUND)
CIRCUIT DESCRIPTION
The P squib circuit consists of the airbag sensor assy center and the instr\
ument panel passenger airbag
assy.
This circuit actuates the SRS to deploy when the SRS deployment conditions a\
re fulfilled.
DTC B0107/51 is recorded when a short to ground is detected in the P squ\
ib circuit.
DTC No.DTC Detecting ConditionTrouble Area
B0107/51

Short circuit in P squib wire harness (to ground)

P squib malfunction

Airbag sensor assy center malfunction
Instrument panel passenger airbag assy (P squib)

Airbag sensor assy center

Instrument panel wire
WIRING DIAGRAM
See page 05±1214.
INSPECTION PROCEDURE
1 CHECK INSTRUMENT PANEL WIRE(P SQUIB 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 instrument panel passenger airbag assy.
(d) Measure the resistance between the body ground and P+ of the connector ºCº.
OK:
Resistance: 1 M
or Higher
NG REPAIR OR REPLACE INSTRUMENT PANEL WIRE
OK
054LP±09











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\bH40579
P SquibAirbag
Sensor
Assy
Center
DTC B0107/51
DLC3
CG TC
P±
P+
Instrument Panel Wire
SST
C
D
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
05±1221
AVENSIS REPAIR MANUAL (RM1018E)
2 CHECK AIR BAG SENSOR ASSY CENTER
(a) Connect the connector to the airbag sensor assy center.
(b) Using SST, connect P+ and P± of the connector ºCº.
SST 09843±18040
(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 B0107/51 is not output.
HINT:
Codes other than code B0107/51 may be output at this time, but
they are not related to this check.
NG REPLACE AIR BAG SENSOR ASSY CENTER
OK

\b


\b

\b

H40045
P SquibDTC B0107/51
DLC3
CG TCAirbag
Sensor
Assy
Center
C
D
05±1222
±
DIAGNOSTICS SUPPLEMENTAL RESTRAINT SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
3 CHECK INSTRUMENT PANEL PASSENGER AIR BAG ASSY(P SQUIB)
(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 instrument panel passen- ger airbag assy.
(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 B0107/51 is not output.
HINT:
Codes other than code B0107/51 may be output at this time, but
they are not related to this check.
NG REPLACE INSTRUMENT PANEL PASSENGER AIR BAG ASSY
OK
4 USE SIMULATION METHOD TO CHECK
NG Go to step 1
OK
REPLACE ALL SRS COMPONENTS INCLUDING WIRE HARNESS