Toyota Corolla (E120): Circuit description
The side squib (lh) circuit consists of the airbag sensor assy center and front seat airbag assy (lh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0117/45 is recorded when a ground short is detected in the side squib (lh) circuit.

Wiring diagram
Other materials:
Problem symptoms table
If a normal code is displayed during the dtc check but the problem still
occurs, check the circuits for each
problem symptom in the order given in the table below and proceed to the
relevant troubleshooting page.
Notice:
when replacing skid control ecu, sensor or etc., Turn the ignition swi ...
On–vehicle inspection
1. Horn button assy (vehicles not involved in
collision)
Check the diagnostic system .
visually check the following item with the horn button assy
(with airbag) installed in the vehicle.
Check cuts, minute cracks or marked discoloration on the
horn button assy top surface and in the ...
Air bag sensor front lh
Components
Replacement
Hint: components:
1. Precaution
2. Disconnect battery negative terminal
3. Remove air bag sensor front lh
Disconnect the connector from the airbag sensor front
lh.
remove the 2 bolts and airbag sensor front lh.
4. Inspect air bag sensor front lh
...


