See also:

Setting speed dials
Select “Set Speed Dial (Speed Dial)” using a voice command or the “TUNE/SEL” knob. Pattern A Select the data to be registered as a speed dial by either of the following methods, and se ...

Initialization
Items to initialize The following items must be initialized for normal system operation in cases such as after the 12-volt battery is reconnected, or maintenance is performed on the vehicle. ...

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 ( ...