Toyota Corolla (E120): Circuit description

This is the power source of the ecu, hence the actuators.

Wiring diagram

Wiring diagram

Inspection procedure

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    On–vehicle inspection
    1. Inspect drive belt Visually check the belt for excessive wear, frayed cords, etc. If any defect is found, replace the drive belt. Hint: cracks on the rib side of a belt are considered acceptable. If the missing chunks from the ribs are found on the belt, it should be replaced. 2 ...

    Using an anchor bracket (for top tether strap) (except for Puerto Rico)
    ■ Anchor brackets (for top tether strap) Anchor brackets are provided for each rear seat. Use anchor brackets when fixing the top tether strap. Anchor brackets Top tether strap ■ Fixing the top tether strap to the anchor bracket Install the child restraint system in accordance to the opera ...

    How to proceed with troubleshooting
    Hint: carry out troubleshooting in accordance with the procedures on the following page. Here, only the basic procedures are shown. Details are provided in the diagnostics section, showing the most effective methods for each circuit. Confirm the troubleshooting procedures first for the releva ...