See also:

SRS airbag instructions for Canadian owners (in French)
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Maintenance requirements
To ensure safe and economical driving, day-to-day care and regular maintenance is essential. It is the owner’s responsibility to perform regular checks. Lexus recommends the following maintenance. ...

Keeping the Key Safe
Replacing a Smart Key may be costly. We advise you to keep a spare Smart Key and the key-number plate in a safe place. If you record the key number in more than one place, do not record it in a way ...