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DI-417
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
DI16S-43
DTC B0130/63 Short in P/T Squib (RH) Circuit
CIRCUIT DESCRIPTION
The P/T squib (RH) circuit consists of the airbag sensor assembly and seat belt pretensioner (RH).
It causes the seat belt pretensioner (RH) to activate when the seat belt pretensioner (RH) activation condi-
tions are satisfied.
For details of the function of each component, see OPERATION on page RS-2 .
DTC B0130/63 is recorded when a short is detected in the P/T squib (RH) circuit.
DTC No. DTC Detecting Condition Trouble Area
S Short circuit between PR+ wire harness and PR- wire
S Seat belt pretensioner (RH)
harness of squib
B0130/63 S Airbag sensor assembly
S P/T squib (RH) malfunction
S Wire harness
S Airbag sensor assembly malfunction
WIRING DIAGRAM
Airbag Sensor Assembly
P28
P/T Squib (RH)
5
1 Y-B
C22 PR+
2 6
Y
C22 PR-
H01454
2002 4RUNNER (RM887U)
Author : Date : 593
DI-418
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
INSPECTION PROCEDURE
1 Prepare for inspection. (See step 1 on page DI-456 )
2 Check P/T squib (RH) circuit.
PREPARATION:
Release the airbag activation prevention mechanism of the
Airbag
P/T Squib (RH) Sensor connector (on the airbag sensor assembly side) between the
Assembly airbag sensor assembly and the seat belt pretensioner (RH).
(See page DI-377 )
CHECK:
For the connector (on the seat belt pretensioner side) between
PR+ PR- the seat belt pretensioner (RH) and the airbag sensor assem-
bly, measure the resistance between PR+ and PR-.
OK:
Resistance: 1 M or Higher
H01019
H02141
(+) (-) H02203
NG Repair or replace harness or connector be-
tween seat belt pretensioner (RH) and airbag
sensor assembly.
OK
2002 4RUNNER (RM887U)
Author : Date : 594
DI-419
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
3 Check airbag sensor assembly.
PREPARATION:
(a) Connect the connector to the airbag sensor assembly.
Airbag (b) Connect negative (-) terminal cable to the battery, and
P/T Squib (RH) Sensor
wait at least for 2 seconds.
Assembly
CHECK:
(a) Turn ignition switch to ACC or ON and wait at least for 20
seconds.
(b) Clear DTC stored in memory.
ACC ON (See page DI-377 )
(c) Turn ignition switch to LOCK, and wait at least for 20 se-
conds.
or
(d) Turn ignition switch to ACC or ON, and wait at least for 20
seconds.
DLC1
DTC B0130/63 (e) Check DTC.
(See page DI-377 )
OK:
E1 DTC B0130/63 is not output.
H01020
Tc HINT:
AB0118 AB0119 Codes other than code B0130/63 may be output at this time, but
R13006 H01082 H07485
they are not relevant to this check.
NG Replace airbag sensor assembly.
OK
2002 4RUNNER (RM887U)
Author : Date : 595
DI-420
DIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
4 Check P/T squib (RH).
PREPARATION:
(a) Turn ignition switch to LOCK.
Airbag (b) Disconnect negative (-) terminal cable from the battery,
P/T Squib (RH) Sensor
Assembly and wait at least for 90 seconds.
(c) Connect the seat belt pretensioner (RH) connector.
(d) Connect negative (-) terminal cable to the battery, and
ACC ON wait at least for 2 seconds.
CHECK:
(a) Turn ignition switch to LOOK, and wait at least for 20 se-
or
cond.
DLC1 (b) Turn ignition switch to ACC or ON, and wait at least for 20
DTC B0130/63 seconds.
(c) Clear DTC stored in memory.
(See page DI-377 )
(d) Turn ignition switch to LOCK, and wait at least for 20 se-
E1 Tc conds.
(e) Turn ignition switch to ACC or ON, and wait at least for 20
seconds.
H01021
AB0118 AB0119 (f) Check DTC.
R13006 H01082 H01214
(See page DI-377 )
OK:
DTC B0130/63 is not output.
HINT:
Codes other than code B0130/63 may be output at this time, but
they are not relevant to this check.
NG Replace seat belt pretensioner (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.
2002 4RUNNER (RM887U)
Author : Date : 596
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