Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Supplemental restraint system / Short in p squib circuit (to b+) / Circuit description
Toyota Corolla (E120): Circuit description
The p squib 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 b0108/52 is recorded when a b+ short is detected in the p squib circuit.

Wiring diagram
Other materials:
Smart key system
The following operations
can be performed simply by
carrying the electronic key
on your person, for example
in your pocket. The driver
should always carry the
electronic key.
Locks and unlocks the
doors
Opens the trunk
Starts the engine
■Antenna location
Antennas outside the cabin
Ante ...
Emergency Driving Stop System
The emergency driving stop
system is a system which
automatically decelerates
and stops the vehicle within
its lane if the driver
becomes unable to continue
driving the vehicle, such as
if they have suffered a medical
emergency, etc.
During LTA (Lane Tracing
Assist) control, if the system
does not ...
Inspection procedure
1 Check p squib circuit(airbag sensor assy center – instrument
panel passenger airbag assy)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connector between the airbag sensor
assy center and the instrument panel ...


