See also:

Electrical system
...

Repair delays
If a Lexus dealership is unable to complete repairs on your vehicle within 30 days, you may have the repairs made under Lexus’ provisions for emergency warranty repairs. ...

Menu list of the hands-free phone system
 - Normal operation  - Using a short cut key  - Automatic volume adjustment When vehicle speed reaches 50 mph (80 km/h) or more, the volume automati- cally increases. The vol ...