Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 1998-2003 Approved FSM 05 rs cib01114
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DI-405
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
DI6MT-03
DTC B0111/44 Open in Side Squib (RH) Circuit
CIRCUIT DESCRIPTION
The side squib (RH) circuit consists of the airbag sensor assembly and side airbag assembly (RH).
It causes the SRS to deploy when the SRS deployment conditions are satisfied.
For details of the function of each component, see OPERATION on page RS-2 .
DTC B0111/44 is recorded when an open is detected in the side squib (RH) circuit.
DTC No. DTC Detecting Condition Trouble Area
S Open circuit in SFR+ wire harness or SFR- wire harness
S Side airbag assembly (RH)
of squib
B0111/44 S Airbag sensor assembly
S Side squib (RH) malfunction
S Wire harness
S Airbag sensor assembly malfunction
WIRING DIAGRAM
See page DI-401 .
INSPECTION PROCEDURE
1 Prepare for inspection (See step 1 on page DI-486 ).
2 Check front side squib (RH) circuit.
CHECK:
For the connector (on the front side airbag assembly side) be-
Airbag tween the front side airbag assembly (RH) and the airbag sen-
Squib (RH) Sensor sor assembly, measure the resistance between SFR+ and
Assembly SFR-.
OK:
Resistance: Below 1
SFR- SFR+
(-) (+)
H17215 NG Repair or replace harness or connector be-
H09668 H17551
tween side airbag assembly (RH) and airbag
sensor assembly.
OK
2001 SIENNA (RM787U)
Author : Date : 559
DI-406
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
3 Check airbag sensor assembly.
PREPARATION:
(a) Connect the connector to the airbag sensor assembly.
(b) Using a service wire, connect SFR+ and SFR- of the con-
Airbag
Sensor nector (on the side airbag assembly side) between the
Squib (RH)
Assembly side airbag assembly (RH) and the airbag sensor assem-
bly.
(c) Connect negative (-) terminal cable to the battery, and
wait at least for 2 seconds.
ACC ON CHECK:
SFR- SFR+ (a) Turn the ignition switch to ACC or ON and wait at least for
20 seconds.
or
(b) Clear the DTC stored in memory (See page DI-358 ).
DLC1 (c) Turn the ignition switch to LOCK, and wait at least for 20
DTC B0111/44
seconds.
(d) Turn the ignition switch to ACC or ON, and wait at least
for 20 seconds.
(e) Check the DTC (See page DI-358 ).
H17216
H09671 E1 Tc OK:
AB0118 AB0119
R13006 H01070 H17555 DTC B0111/44 is not output.
HINT:
Codes other than code B0111/44 may be output at this time, but
they are not relevant to this check.
NG Replace airbag sensor assembly.
OK
2001 SIENNA (RM787U)
Author : Date : 560
DI-407
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
4 Check side squib (RH).
PREPARATION:
(a) Turn the ignition switch to LOCK.
(b) Disconnect negative (-) terminal cable from the battery,
Airbag and wait at least for 90 seconds.
Squib (RH) Sensor (c) Connect the front side airbag assembly (RH) connector.
Assembly
(d) Connect negative (-) terminal cable to the battery, and
wait at least for 2 seconds.
CHECK:
(a) Turn the ignition switch to ACC or ON, and wait at least
ACC ON
for 20 seconds.
(b) Clear the DTC stored in memory (See page DI-358 ).
or
(c) Turn the ignition switch to LOCK, and wait at least for 20
DLC1 DTC B0111/44 seconds.
(d) Turn the ignition switch to ACC or ON, and wait at least
for 20 seconds.
(e) Check the DTC (See page DI-358 ).
OK:
H17217 E1 Tc DTC B0111/44 is not output.
AB0118 AB0119
R13006 H01070 H17556 HINT:
Codes other than code B0111/44 may be output at this time, but
they are not relevant to this check.
NG Replace side airbag assembly (RH).
OK
From the results of the above inspection, the malfunctioning part can now be considered normal.
To make sure of this, use the simulation method to check.
2001 SIENNA (RM787U)
Author : Date : 561
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