Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Ignition switch circuit / Circuit description
Toyota Corolla (E120): Circuit description
If the ignition switch is turned to the on position, battery positive voltage is applied to the switches, such as terminal ig of the ecu.
Wiring diagram
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Sst
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Engine immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the engine
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Never leave the keys inside the vehicle when you leave the vehicle.
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