Toyota Corolla (E120): Circuit description
The d squib (2nd step) circuit consists of the airbag sensor assy center, spiral cable sub–assy and horn button assy.
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b1182/19 is recorded when a ground short is detected in the d squib (2nd step) circuit.

Wiring diagram
Other materials:
Inspection procedure
Hint:
start the inspection from step 1 in case of using the hand–held tester and start
from step 2 in case of not
using hand–held tester.
1 Inspect brake actuator assy
Select the datalist mode on the hand–held tester.
check the operation sound of the abs pump motor when operat ...
SRS airbags
The SRS airbags inflate when the vehicle is subjected to certain
types of severe impacts that may cause significant injury
to the occupants. They work together with the seat belts to
help reduce the risk of death or serious injury.
SRS airbag system
■ Location of the SRS airbags
SRS front airbags ...
Evap monitor (vacuum pressure monitor)
Notice:
a cold soak must be performed prior to conducting the drive pattern to complete
the internal pressure
readiness monitor.
Cold soak preconditions
The monitor will not run unless:
mil is off.
Fuel level is approximately 1/2 to 3/4.
Altitude is 7800 feet (2400 m) or less.
...


