Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 21q2h73z b116382
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05-961
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM 05NT4-01
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 center and the curtain shield airbag
assy RH.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1163/82 is recorded when a short to B+ is detected in the curtain shield squib RH circuit.
DTC No. DTC Detecting Condition Trouble Area
S The airbag sensor assy center receives a short circuit to
B+ signal in the curtain shield squib RH circuit for 0.5 se- S Curtain shield airbag assy RH (Curtain shield squib RH)
B1163/82 conds. S Airbag sensor assy center
S Curtain shield squib RH malfunction S Floor wire No.2
S Airbag sensor assy center malfunction
WIRING DIAGRAM
See page 05-951 .
INSPECTION PROCEDURE
1 CHECK FLOOR WIRE NO.2(CURTAIN SHIELD 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-
Airbag tery, and wait for at least 90 seconds.
Curtain Shield Sensor (c) Disconnect the connectors from the airbag sensor assy
Squib RH Assy center and the curtain shield airbag assy RH.
A Center (d) Connect the negative (-) terminal cable to the battery,
D C B and wait for at least 2 seconds.
C15
(e) Turn the ignition switch to the ON position.
ICR+ ICR- (f) Measure the voltage according to the value(s) in the table
below.
Standard:
Tester connection Condition Specified condition
C15-1 (ICR+) -
Ignition switch ON Below 1 V
Body ground
H41465 H43068
C15-2 (ICR-) -
Ignition switch ON Below 1 V
Body ground
NG REPAIR OR REPLACE FLOOR WIRE NO.2
OK
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1144
05-962
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
2 CHECK AIR BAG SENSOR ASSY CENTER
Floor Wire No.2 (a) Turn the ignition switch to the LOCK position.
Airbag (b) Disconnect the negative (-) terminal cable from the bat-
Curtain Shield Sensor tery, and wait for at least 90 seconds.
Squib RH Assy (c) Connect the connector to the airbag sensor assy center.
Center (d) Using a service wire, connect C15-1 (ICR+) and C15-2
D C
C15 (ICR-) of connector "C".
NOTICE:
ICR+ ICR-
S Twist the end of the service wire in order to insert it
Service Wire into the connector.
S Do not forcibly insert the twisted service wire into the
terminals of the connector when connecting.
(e) Connect the negative (-) terminal cable to the battery,
DLC3
DTC B1163/82 and wait for at least 2 seconds.
(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 ).
CG TC (h) Turn the ignition switch to the LOCK position.
H01020 (i) Turn the ignition switch to the ON position, and wait for at
C89252
H10600 H11643 H42131 least 60 seconds.
(j) Check the DTCs (see page 05-777 ).
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
(SEE PAGE 60-56 )
OK
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1145
05-963
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
3 CHECK CURTAIN SHIELD AIR BAG ASSY RH(CURTAIN SHIELD SQUIB RH)
(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negative (-) terminal cable from the bat-
Airbag
tery, and wait for at least 90 seconds.
Curtain Shield Sensor (c) Disconnect the service wire from connector "C".
Squib RH Assy (d) Connect the connector to the curtain shield airbag assy
Center RH.
D C (e) Connect the negative (-) terminal cable to the battery,
and wait for at least 2 seconds.
DLC3 (f) Turn the ignition switch to the ON position, and wait for at
DTC B1163/82
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 H11643 H40939 least 60 seconds.
(j) Check the DTCs (see page 05-777 ).
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 CURTAIN SHIELD AIR BAG ASSY RH
(SEE PAGE 60-40 )
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 : 1146
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