Toyota Corolla (E120): Circuit description

The door courtesy switch turns on when the door is opened and off when the door is closed.

Wiring diagram

Inspection procedure

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    Replacing light bulbs
    ■ Headlight high beams 1 Turn the bulb base counterclockwise. 2 Pull the bulb out while pressing the lock release of the connector. 3 Replace the light bulb, and install the bulb base. Align the 3 tabs on the light bulb with the mounting and insert. 4 Turn and secure the bulb base. ...

    Diagnostic trouble code chart
    Hint: as for the vehicle for mexico, refer to repair manual 2003 corolla (pub. No. Rm938u). Parameters listed in the chart may not be exactly the same as your readings due to the type of instrument or other factors. If a malfunction code is displayed during the dtc check in the check mod ...

    Wiring diagram
    1 Inspect terminal voltage(pi) (a) turn Turn the ignition switch to on.  measure voltage between terminal 5 (pi) of cruise control ecu assy and body ground, when the cruise control main switch button is on and off. Ok: 2 Inspect combination meter assy 3 Check harn ...