H01454
P22
P/T Squib (RH)
Airbag Sensor Assembly
PR+
PR–
Y–B
Y
1
2
6
5
C20
C20
–
DIAGNOSTICS
SUPPLEMENTAL RESTRAINT SYSTEM
DI–633
895
Author:
Date:
2003 TOYOTA TACOMA (RM1002U)
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 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 B0130/63 is recorded when a short is detected in the P/T squib (RH) circuit.
DTC No.
DTC Detecting Condition
Trouble Area
B0130/63
Short circuit between PR+ wire harness and PR– wire
harness of squib
P/T squib (RH) malfunction
Airbag sensor assembly malfunction
Seat belt pretensioner (RH)
Airbag sensor assembly
Wire harness
WIRING DIAGRAM
DI55D–03
H01019
H02141
H02203
P/T Squib (RH)
Airbag
Sensor
Assembly
PR+
PR–
(+)
(–)
DI–634
–
DIAGNOSTICS
SUPPLEMENTAL RESTRAINT SYSTEM
896
Author:
Date:
2003 TOYOTA TACOMA (RM1002U)
INSPECTION PROCEDURE
1
Prepare for inspection. (See step 1 on page DI–675)
2
Check P/T squib (RH) circuit.
PREPARATION:
Release the airbag activation prevention mechanism of the
connector (on the airbag sensor assembly side) between the
airbag sensor assembly and the seat belt pretensioner (RH).
(See page DI–588).
CHECK:
For the connector (on the seat belt pretensioner side) between
the seat belt pretensioner (RH) and the airbag sensor assem-
bly, measure the resistance between PR+ and PR–.
OK:
Resistance: 1 MΩ or Higher
NG
Repair or replace harness or connector be-
tween seat belt pretensioner (RH) and airbag
sensor assembly.
OK
H01020
AB0119
H01082
H10600
H10619
P/T Squib (RH)
Airbag
Sensor
Assembly
DTC B0130/63
ON
→ ←
CG
Tc
DLC3
–
DIAGNOSTICS
SUPPLEMENTAL RESTRAINT SYSTEM
DI–635
897
Author:
Date:
2003 TOYOTA TACOMA (RM1002U)
3
Check airbag sensor assembly.
PREPARATION:
(a)
Connect the connector to the airbag sensor assembly.
(b)
Connect negative (–) terminal cable to the battery, and
wait at