Toyota Corolla (E120): Circuit description
The p squib (2nd step) circuit consists of the airbag sensor assy center and instrument panel passenger airbag assy.
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b1187/55 is recorded when ground short is detected in the p squib (2nd step) circuit.

Wiring diagram
Other materials:
Body panel undercoating areas
Apply pastar uwe or pastar uc to the chassis, floor underside, sheet metal
fitting weld points of the body, and
inside of the wheel house to prevent rust and noise, as well as protect the body
from flying rocks.
Hint:
work must be performed while wearing the appropriate protective ...
Inspection procedure
Hint:
read freeze frame data using the hand–held tester or the obd ii scan tool.
Freeze frame data records the
engine conditions when a malfunction is detected. When troubleshooting, it is
useful for determining whether
the vehicle was running or stopped, the engine was warmed up or not, th ...
Disposal
Hint:
when scrapping vehicle equipped with an srs or disposing of a instrument panel
passenger airbag assy,
always first deploy the airbag in accordance with the procedure described below.
If any abnormality occurs
with the airbag deployment, contact the service dept. Of toyota motor sales,
...


