Electronic Key Alarm

The electronic key alarm uses an alarm and warning messages to indicate that the electronic key has been used improperly. Take appropriate measure in response to any warning messages that are displayed. In some cases, an alarm may sound without an accompanying warning message. If so, follow the correction procedure in the table below.

*1: A message will be shown on the multi-information display in the

*1: A message will be shown on the multi-information display in the instrument cluster.
*2: If the engine does not start when the electronic key is inside the vehicle, the electronic key battery may be depleted or there may be difficulties receiving signal from the key.

    See also:

    If you think something is wrong
    If you notice any of the following symptoms, your vehicle probably needs adjustment or repair. Contact your Lexus dealer as soon as possible. - Visible symptoms l Fluid leaks under the vehicle ( ...

    Initial screen
    When the “ENGINE START STOP” switch is in ACCESSORY or IGNITION ON mode, the initial screen will be displayed and the system will begin operating. CAUTION When the vehicle is stopped with th ...

    Registering ID codes
    The tire pressure warning valve and transmitter is equipped with a unique ID code. When replacing a tire pressure warning valve and transmitter, it is necessary to register the ID code. Have the I ...