TOYOTA 2011 Avalon - Manual (Page 310)

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3-3. Using the Bluetooth
®
audio system
AVALON_U (OM41428U)
n When using a voice command
For numbers, say a combination of single digits from zero to nine.
Say the command correctly and clearly.
n Situations that the system may not recognize your voice
l When driving on rough roads
l When driving at high speeds
l When air is blowing out of the vents onto the microphone
l When the air conditioning fan emits a loud noise
n Operations that cannot be performed while driving
l Operating the system with
l Registering a portable player to the system
n Changing the passkey
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