Toyota Corolla (E120) 2002–2008 Repair Manual / Exterior/interior trim / Rear spoiler
Toyota Corolla (E120): Rear spoiler
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Power steering
Preparation
Sst
Recomended tools
Equipment
Lubricant
Ssm
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Inspection procedure
1 Check d squib circuit(airbag sensor assy center – horn button
assy)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the horn button assy
and the airbag sensor assy center.
for the oran ...
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 ...