See also:

Cooling system
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Random playback
 - Playing files from a folder in random order Press the 1 (RAND) button. To cancel, press the 1 (RAND) button again.  - Playing all the files from a disc in random order Press and hold ...

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. ...