Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Supplemental restraint system / Short in d squib (2nd step) circuit / Circuit description
Toyota Corolla (E120): Circuit description
The d squib circuit consists of the airbag sensor assy center, spiral cable sub–assy and horn button assy.
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b1180/17 is recorded when a short is detected in the d squib circuit (2nd step).

Wiring diagram

Other materials:
Inspection procedure
1 Check low pitched horn assy
Connect the positive (+) lead from the battery to the terminal
and negative (–) lead to the horn body, and check that
the horn blows.
2 Check relay (marking: horn)
Remove the relay from the engine room j/b.
check the horn relay conti ...
General information
There are many ecu controlled systems used in the corolla. In general, ecu
controlled system are considered
to be very intricate and require a high level of technical knowledge and expert
skill to troubleshoot.
The fact is, however, that if you proceed by inspecting the circuits one by one, ...
Installing child restraints using a seat belt
■ Rear-facing - Infant seat/convertible seat
1 Place the child restraint system on the rear seat facing the rear of the vehicle.
2 Run the seat belt through the child restraint system and insert the plate into
the buckle. Make sure that the belt is not twisted.
3 Fully extend the shou ...


