Toyota Corolla (E120): Ignition switch circuit

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Maintenance requirements
To ensure safe and economical driving, day-to-day care and regular maintenance are essential. It is the owner's responsibility to perform regular checks. Toyota recommends the maintenance below. ■Repair and replacement It is recommended that genuine Toyota parts be used for repairs to ensure perf ...

Cleaning and protecting the vehicle exterior
Perform the following to protect the vehicle and maintain it in prime condition: ● Working from top to bottom, liberally apply water to the vehicle body, wheel wells and underside of the vehicle to remove any dirt and dust. ● Wash the vehicle body using a sponge or soft cloth, such a ...

Monitor description
While the engine is being cranked, the battery positive voltage is applied to terminal sta of the ecm. If the ecm detects the starter control signal (sta) while the vehicle is driving, it will conclude that there is a fault in the starter control circuit. The ecm will turn on the mil and a d ...