Toyota Corolla (E120): Circuit description
The key unlock warning switch comes on when the ignition key is inserted in the key cylinder and goes off when the ignition key is removed.
Wiring diagram

Other materials:
Front suspension
Preparation
Sst
Recomended tools
Equipment
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Smart key system
The following operations can be performed simply by carrying the electronic
key on your person, for example in your pocket.
(The driver should always carry the electronic key.)
● Locks and unlocks the doors
● Opens the trunk
● Starts the engine
■Antenna location
1 A ...
Inspection procedure
1 Check p/t squib(lh) circuit(airbag sensor assy center – front seat
outer belt assy lh)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the seat belt pretensio ...


