Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 21q2h73z b011547
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05-836
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM 0525P-06
DTC B0115/47 SHORT IN SIDE SQUIB (LH) CIRCUIT
CIRCUIT DESCRIPTION
The side squib LH circuit consists of the airbag sensor assy center and the separate type front seat back
assy (LH).
This circuit instructs the SRS to deploy when deployment conditions are met.
DTC B0115/47 is recorded when a short circuit is detected in the side squib LH circuit.
DTC No. DTC Detecting Condition Trouble Area
S The airbag sensor assy center receives a line short circuit
signal 5 times in the side squib LH circuit during primary S Separate type front seat back assy (LH)
B0115/47 check. S Airbag sensor assy center
S Side squib LH malfunction S Floor wire
S Airbag sensor assy center malfunction
WIRING DIAGRAM
Airbag Sensor Assy Center
S18
Side Squib LH
12
Y-R
A20 SFL+
1
11
Y-G
A20 SFL-
2
H01454
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1019
05-837
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
INSPECTION PROCEDURE
1 CHECK FLOOR WIRE(SIDE SQUIB LH CIRCUIT)
(a) Turn the ignition switch to the LOCK position.
Side Squib LH Floor Wire
(b) Disconnect the negative (-) terminal cable from the bat-
A Airbag tery, and wait for at least 90 seconds.
D C B Sensor (c) Disconnect the connectors from the airbag sensor assy
Assy center and the separate type front seat back assy (LH).
Center (d) Release the activation prevention mechanism built into
connector "B" (see page 05-770 ).
S18 (e) Measure the resistance according to the value(s) in the
SFL+ table below.
SFL-
Standard:
Tester connection Condition Specified condition
S18-1 (SFL+) -
Always 1 M or Higher
S18-2 (SFL-)
H01016
H44043 H44449 NG REPAIR OR REPLACE FLOOR WIRE
OK
2 CHECK AIR BAG SENSOR ASSY CENTER
(a) Connect the connector to the airbag sensor assy center.
(b) Connect the negative (-) terminal cable to the battery,
Side Squib LH and wait for at least 2 seconds.
Airbag (c) Turn the ignition switch to the ON position, and wait for at
Sensor least 60 seconds.
D C
Assy (d) Clear the DTCs stored in memory (see page 05-777 ).
Center (e) Turn the ignition switch to the LOCK position.
(f) Turn the ignition switch to the ON position, and wait for at
DLC3 least 60 seconds.
DTC B0115/47 (g) Check the DTCs (see page 05-777 ).
OK:
DTC B0115/47 is not output.
CG TC HINT:
H01017
H10600 H01073 H42153 Codes other than code B0115/47 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 : 1020
05-838
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
3 CHECK SEPARATE TYPE FRONT SEAT BACK ASSY(LH)
(a) Turn the ignition switch to the LOCK position.
Side Squib LH (b) Disconnect the negative (-) terminal cable from the bat-
tery, and wait for at least 90 seconds.
Airbag (c) Connect the connector to the separate type front seat
DC Sensor back assy (LH).
Assy
(d) Connect the negative (-) terminal cable to the battery,
Center
and wait for at least 2 seconds.
(e) Turn the ignition switch to the ON position, and wait for at
DLC3 least 60 seconds.
DTC B0115/47
(f) Clear the DTCs stored in memory (see page 05-777 ).
(g) Turn the ignition switch to the LOCK position.
(h) Turn the ignition switch to the ON position, and wait for at
CG TC least 60 seconds.
H01018
H10600 H01073 H40988 (i) Check the DTCs (see page 05-777 ).
OK:
DTC B0115/47 is not output.
HINT:
Codes other than code B0115/47 may be output at this time, but
they are not related to this check.
NG REPLACE SEPARATE TYPE FRONT SEAT
BACK ASSY (LH) (SEE PAGE 72-12 , 72-22 )
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 : 1021
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