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 b1188/56 is recorded when a b+ short is detected in the p squib (2nd step) circuit.
Wiring diagram
Other materials:
Circuit description
The vapor pressure sensor, vsv for canister closed valve (ccv), vsv for
pressure switching valve are used
to detect abnormalities in the evaporative emission control system.
The ecm decides whether there is an abnormality in the evaporative emission
control system based on the
vapor pressur ...
Circuit description
The side squib (rh) circuit consists of the airbag sensor assy center and
front seat airbag assy (rh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0110/43 is recorded when a short is detected in the side squib (rh)
circuit.
Wiring diagram
...
Circuit description
In the diagram below, when the engine is cranked, current flows from terminal
st2 of the ignition switch to
the starter relay coil and also current flows to terminal sta of the ecm (sta
signal).
When the sta signal and ne signal are input to the ecm, tr is turned on, current
flows to the c ...