Toyota Corolla (E120): Circuit description

The door control receiver receives a signal from the transmitter and sends this signal to the integration relay.

Then, the integration relay controls door operation by sending a door lock/unlock signal to each door lock motor.

Wiring diagram

Inspection procedure

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    Circuit description
    The shift solenoid valve sl is turned ”on” and ”off” by signals from the ecm in order to control the hydraulic pressure operation, the lock–up relay valve, which then the controls operation of the lock–up clutch. Fail safe function: if the ecm detects a malfunction, it turns the ...

    Calling the message sender
    Calls can be made to an e-mail/SMS/MMS message sender's phone number. 1 Display the “Message Inbox” screen. 2 Select the desired message. 3 Select . 4 Check that the “Call” screen is displayed. ■ Calling from a number within a message Calls can be made to a number identified ...

    Inspection procedure


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