Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Supplemental restraint system / Open in side squib (lh) circuit / Circuit description
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 b0116/48 is recorded when an open is detected in the side squib (lh) circuit.

Wiring diagram
Other materials:
Rear combination lamp assy lh
Replacement
Using a clipremover, remove the 2 clips and disconnect
the luggage compartment trim cover lh.
Disconnect the connector and remove the 3 nuts.
Pull out the rear combination light assy lh to the back of
the vehicle, and remove.
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Pre–check
1. Srs warning light check
Turn the ignition switch to the on position and check that
the srs warning light lights up.
check that the srs warning light goes out after approx.
6 Seconds.
Hint:
when the ignition switch is at on and the srs warning
light remains on or flashes, the ...
Terminals of ecu
Oscilloscope wave (*1)
Hint:
terminal: od – gnd
gauge set: 5 v / div, 50 ms / div
condition: during cruise control driving o/d switch on.
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