Toyota Corolla (E120): Circuit description

The key unlock warning switch comes on when the ignition key is inserted in the key cylinder and goes off when the ignition key is removed.

Wiring diagram

Inspection procedure

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    Precaution
    1. Precaution of headlight bulb replacement  if even a thin film of oil is left on the surface of the halogen lamp, its service life will be shortened because the lamp will be burn at a higher temperature.  handle any halogen lamp with great care. Dropping, hitting or damagin ...

    How to proceed with troubleshooting
    Hint: troubleshooting of the wireless door lock control system is based on the premise that the power door lock system is operating normally. Therefore, before troubleshooting the wireless door lock control system, first make certain that the the power door lock system is operating ...

    Using a top tether anchorage (for Puerto Rico)
    ■ Top tether anchorages Top tether anchorages are provided for each rear seat. Use top tether anchorages when fixing the top strap. Top tether anchorages Top strap ■ Fixing the top strap to the top tether anchorages Install the child restraint system in accordance to the operation manual e ...