Toyota Corolla (E120): Circuit description
This is the power source of the ecu, hence the actuators.

Wiring diagram

Other materials:
Dtc check/clear
1. Dtc check (normal mode)
Notice:
hand–held tester only:
when the diagnostic system is switched from the normal
mode to the check mode, all the dtcs and freeze frame
data recorded in the normal mode will be erased. So before
switching modes, always check the dtcs and freeze frame
data, and ...
Registering and connecting from the “Bluetooth* Setup” screen
To display the screen shown below, press the “SETUP” button and select “Bluetooth*”
on the “Setup” screen.
1 Select to connect the device to be used with multimedia system.
2 Select to register a Bluetooth® device to be used with multimedia system.
3 Select to set detailed Bluet ...
Wiring
Power source
Location
...


