2009 Lexus IS 350 Owners Manual - Page 22

1-1. Key information NOTICE n Precautions for handling the card keys l Do not apply excess force when inserting the mechanical key to the card key. Doing so may damage the card key. l If the battery or card key terminals get wet, the battery may corrode. 1 If the key is dropped into water, or if drinking water etc. is spilled on the key, immediately remove the battery cover and wipe the battery and terminals. (To remove the battery cover, lightly grasp it and pull.) If the battery is corroded, have your Lexus dealer replace the battery. l Do not crush the battery cover or use a screwdriver to remove the battery cover. Before driving Forcibly removing the battery cover may bend or damage the key. l If the battery cover is frequently removed, the battery cover may become loose. l When installing the battery, make sure to check the direction of the battery. Installing the battery in the wrong direction may cause the battery to deplete rapidly. l The surface of the card key may be damaged, or its coating may peel off in the following situations. • The card key is carried together with hard objects, such as coins or keys. • The card key is scraped with a sharp object, such as a tip of mechanical pencil. • The surface of the card key is wiped with thinners or benzene. 23