Lexus LS460 2011 Owner's Manual page 446

3-3. Using the audio system

Traffic information
Press "TA".
TP mode:The system automatically switches to traffic information
when a broadcast with a traffic information signal is
received.
TA mode:Traffic information can be heard only when a signal is
received. The system switches to the mute mode when a
signal is not received. In the CDs, MP3/WMA or DVD
mode, the system automatically switches to traffic infor-
mation when a signal is received.
The audio system mode change as follows each time "TA" is
pressed.
FM mode: "TP"  "TA"  off
Modes other than the radio modes: "TA"  off
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The station returns to the previous one when the traffic infor-
mation ends.
If any type program station is not found, "Nothing" appears
on the screen.
The audio system returns to the mute, CD, MP3/WMA or
DVD mode when the traffic information ends.
If any type program station is not found, "Nothing" appears
on the screen.