DTC B0135/73 Short in Front Pretensioner Squib LH Circuit
DESCRIPTION
The front pretensioner squib LH circuit consists of the center airbag sensor assembly and the front seat outer belt assembly LH.
This circuit instructs the SRS to deploy when deployment conditions are met.
DTC B0135/73 is recorded when a short circuit is detected in the front pretensioner squib LH circuit.
DTC No. |
DTC Detecting Condition |
Trouble Area |
B0135/73 |
|
|
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
1 CHECK FRONT SEAT OUTER BELT ASSEMBLY LH (FRONT PRETENSIONER SQUIB LH)
CAUTION: Never connect a tester to the front seat outer belt assembly LH (front pretensioner squib LH) for measurement, as this may lead to a serious injury due to airbag deployment.
NOTICE: Do not forcibly insert the SST into the terminals of the connector when connecting.
Insert the SST straight into the terminals of the connector.
SST 09843-18060
OK: DTC B0135/73 is not output.
HINT: Codes other than DTC B0135/73 may be output at this time, but they are not related to this check.
Go to step 2
REPLACE FRONT SEAT OUTER BELT ASSEMBLY LH
2 CHECK CONNECTORS
OK: The lock button is not disengaged, and the claw of the lock is not deformed or damaged.
REPAIR OR REPLACE FLOOR WIRE
3 CHECK FLOOR WIRE (FRONT PRETENSIONER SQUIB LH)
Standard resistance
REPAIR OR REPLACE FLOOR WIRE
4 CHECK CENTER AIRBAG SENSOR ASSEMBLY
OK: DTC B0135/73 is not output. HINT: Codes other than DTC B0135/73 may be output at this time, but they are not related to this check.
REPLACE CENTER AIRBAG SENSOR
ASSEMBLY
USE SIMULATION METHOD TO CHECK
On-vehicle inspection
1. CHECK RADIATOR RESERVOIR CAP SUBASSEMBLY
a) Measure the valve opening pressure.
(1) If there are water stains or foreign matter on
rubber packings 1, 2 or 3, clean the part(s) with
water and finger scouring.
(2) Check that rubber packings 1, 2 and 3 are not
deformed, cracked or swol ...
Installation
1. INSTALL ROOF HEADLINING ASSEMBLY
w/ sliding roof:
Install the roof headlining with the 5 clips.
w/o sliding roof:
Install the roof headlining with the 3 clips.
NOTICE:
In order to prevent the roof headlining from
becoming bent, work must be performed by 2 or
more persons when ...
Disassembly
1. REMOVE OCCUPANT CLASSIFICATION ECU
2. REMOVE FRONT SEAT CUSHION SHIELD INNER RH
Remove the screw.
Using a screwdriver, disengage the claws and
remove the cushion shield inner.
HINT:
Tape the screwdriver tip before use.
3. REMOVE FRONT SEAT INNER BELT ASSEMBLY RH
&nbs ...