Toyota Corolla (E120): Components
Other materials:
Circuit description
When the ignition switch is turned on, battery positive voltage is applied to
the coilwhich closes the contacts
of the efi main relay (marked: efi) and supplies power to terminal +b of the ecm.
This signal causes current to flow to the coil, closing the contacts of the efi
relay and supplyin ...
Circuit description
The purpose of this circuit is to prevent the engine from stalling while
driving in lock–up condition, when
brakes are suddenly applied.
When the brake pedal is depressed, this switch sends a signals to the ecm. Then
the ecm cancels the operation
of the lock–up clutch while braking is i ...
Bluetooth® Audio (Multimedia system)
Listening to Bluetooth® Audio
The Bluetooth® audio system enables the user to enjoy music played on a portable
player from the vehicle speakers via wireless communication.
When a Bluetooth® device cannot be connected, check the connection status on
the “Bluetooth* Audio” screen. If the ...