Toyota ZZT230 series Repair Manual page 626

DTC
The CIRCUIT DESCRIPTION
squib (LH) circuit consists of the airbag sensor assembl y and seat belt pretensioner (LH).
PIT
It causes the SRS to depl o y when the SRS deployment conditions are satisfi e d.
For details of the function of each component, see OPERATION on page RS-2.
DTC 80137/71 i s recorded when a ground short is detected in the PIT squib (LH) circuit.
DTCNo.
B0137f71
WIRING DIAGRAM
See page Dl -4 08.
INSPECTION PROCEDURE
1
Prepare for Inspection (See step 1 on page Dl-471 )
)
2
Check PIT squib (LH) circuit.
Squi b (LH)
P!T
c[] I1J=(] J Ai rb ag
�
H0\016
)
CIAGNOSTICS - SUPPLEMENTAL RESTRAINT SYSTEM
B01 37n1
DTC Detecting ConditiOn
PfT squib (LH)
Short circuit in wire harness (to ground)
•
rbag
PIT (LH)
squib malfunction
•
sensor assembly malfunction
Ai
•
Sensor
Assembl y
H08:!96
Short in PIT Squib (LH} Circuit
(to Ground)
sensor
•Seat belt
• Airbag
Wire harness
•
CHECK:
For the connector (on the seat bel t pretensioner si d e) between
the seat belt pretensi o ner (LH) and the airbag sensor assembl y ,
measure the resistance between PL+ and body ground.
Resi s tance:
OK:
1 MQ
Repai r or re p l a ce harness or connector be-
tween seat bel t pretensl o ner
sensor assembl y .
Trouble Area
pretensioner (LH)
assembly
,
or Hi g her
(LH)
DJ-•ns
and al r bag