Toyota Corolla (E120): Components

Overhaul

    Share this page:

    Other materials:

    Purpose of the readiness tests
    The on–board diagnostic (obd ii) system is designed to monitor the performance of emission–related components and report any detected abnormalities in the form of diagnostic trouble codes (dtcs). Since the various components need to be monitored during different driving condition ...

    Circuit description
    In the diagram below, when the engine is cranked, current flows from terminal st2 of the ignition switch to the starter relay coil and also current flows to terminal sta of the ecm (sta signal). When the sta signal and ne signal are input to the ecm, tr is turned on, current flows to the c ...

    USB charging port (if equipped)
    The USB charging port are used to supply 3.0 A of electricity at 5 V to external devices. The USB charging port are for charging only. They are not designed for data transfer or other purposes. Depending on the external device, it may not charge properly. Refer to the manual included with the dev ...