Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 21q2h73z b011342
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05-833
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM 0525O-21
DTC B0113/42 SHORT IN SIDE SQUIB (RH) CIRCUIT (TO
B+)
CIRCUIT DESCRIPTION
The side squib RH circuit consists of the airbag sensor assy center and the separate type front seat back
assy (RH).
This circuit instructs the SRS to deploy when deployment conditions are met.
DTC B0113/42 is recorded when a short to B+ is detected in the side squib RH circuit.
DTC No. DTC Detecting Condition Trouble Area
S The airbag sensor assy center receives a short circuit to
S Separate type front seat back assy (RH)
B+ signal in the side squib RH circuit for 0.5 seconds.
B0113/42 S Airbag sensor assy center
S Side squib RH malfunction
S Floor wire No.2
S Airbag sensor assy center malfunction
WIRING DIAGRAM
See page 05-824 .
INSPECTION PROCEDURE
1 CHECK FLOOR WIRE NO.2(SIDE SQUIB RH CIRCUIT)
(a) Turn the ignition switch to the LOCK position.
Floor Wire No.2 (b) Disconnect the negative (-) terminal cable from the bat-
tery, and wait for at least 90 seconds.
Airbag
Sensor
(c) Disconnect the connectors from the airbag sensor assy
Side Squib RH
C Assy center and the separate type front seat back assy (RH).
Center (d) Connect the negative (-) terminal cable to the battery,
A
and wait for at least 2 seconds.
D B
(e) Turn the ignition switch to the ON position.
S19
(f) Measure the voltage according to the value(s) in the table
below.
SFR-
SFR+ Standard:
Tester connection Condition Specified condition
S19-1 (SFR+) -
Ignition switch ON Below 1 V
H01019 Body ground
H44043 H44447
S19-2 (SFR-) -
Ignition switch ON Below 1 V
Body ground
NG REPAIR OR REPLACE FLOOR WIRE NO.2
OK
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1016
05-834
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
2 CHECK AIR BAG SENSOR ASSY CENTER
(a) Turn the ignition switch to the LOCK position.
Floor Wire No.2 (b) Disconnect the negative (-) terminal cable from the bat-
Airbag
tery, and wait for at least for 90 seconds.
Sensor (c) Connect the connector to the airbag sensor assy center.
Side Squib RH
C Assy (d) Using a service wire, connect S19-1 (SFR+) and S19-2
Center (SFR-) of connector "C".
NOTICE:
S19 D
Do not forcibly insert a service wire into the terminals of the
SFR+ SFR- connector when connecting.
(e) Connect the negative (-) terminal cable to the battery,
and wait for at least 2 seconds.
Service Wire
(f) Turn the ignition switch to the ON position, and wait for at
DLC3
least 60 seconds.
DTC B0113/42
(g) Clear the DTCs stored in memory (see page 05-777 ).
(h) Turn the ignition switch to the LOCK position.
(i) Turn the ignition switch to the ON position, and wait for at
CG least 60 seconds.
TC
H01020 (j) Check the DTCs (see page 05-777 ).
H44044
H10600 H01068 H44617 OK:
DTC B0113/42 is not output.
HINT:
Codes other than code B0113/42 may be output at this time, but
they are not related to this check.
NG REPLACE AIR BAG SENSOR ASSY CENTER
(SEE PAGE 60-56 )
OK
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1017
05-835
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
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.
Airbag
(c) Disconnect the service wire from connector "C".
Sensor
Side Squib RH
Assy (d) Connect the connector to the separate type front seat
Center back assy (side squib RH).
(e) Connect the negative (-) terminal cable to the battery,
DC
and wait for at least 2 seconds.
DLC3 DTC B0113/42 (f) Turn the ignition switch to the ON position, and wait for at
least 60 seconds.
(g) Clear the DTCs stored in memory (see page 05-777 ).
(h) Turn the ignition switch to the LOCK position.
CG TC (i) Turn the ignition switch to the ON position, and wait for at
H01021
H10600 H01068 H40985 least 60 seconds.
(j) Check the DTCs (see page 05-777 ).
OK:
DTC B0113/42 is not output.
HINT:
Codes other than code B0113/42 may be output at this time, but
they are not related to this check.
NG REPLACE SEPARATE TYPE FRONT SEAT
BACK ASSY (RH) (SEE PAGE 72-30 )
OK
USE SIMULATION METHOD TO CHECK (SEE PAGE 05-770 )
HINT:
S Perform the simulation method by selecting the check mode with the hand-held tester (see page
05-780 ).
S After selecting the check mode, perform the simulation method by wiggling each connector of the air-
bag system or driving the vehicle on a city or rough road (see page 05-780 ).
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1018
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