Toyota Corolla (E120): Circuit description

The integration relay receives a switch signal from the master switch, door lock control switch or the driver’s door key and then drives the door lock motor.

Wiring diagram

Inspection procedure

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    Using the interior lights
    Interior lights list 1 Front interior light/personal lights 2 Rear interior light 3 Engine switch light (vehicles with a smart key system) Front interior light/personal lights ■ Front interior light ► Type A ► Type B 1 Off 2 Door position 3 On ■ Personal li ...

    Checking the messages
    1 Display the “Message Inbox” screen. 2 Select the desired message from the list. 3 Check that the message is displayed. 1 E-mails: Select “Mark Unread” or “Mark Read” to mark mail unread or read on the message inbox screen. This function is available when “Update Message Read S ...

    Circuit description
    The purpose of this circuit is to prevent the engine from stalling while driving in lock–up condition, when brakes are suddenly applied. When the brake pedal is depressed, this switch sends a signals to the ecm. Then the ecm cancels the operation of the lock–up clutch while braking is i ...