Initialization
When the ignition switch is placed in the ON
position, NISSAN Voice Recognition is initialized,
which takes a few seconds. If the 
button is
pressed before the initialization completes, the
system will announce “Hands-free phone system
not ready” and will not react to voice commands.
See also:
Reprogramming a single HomeLink button
To reprogram a HomeLink Universal Transceiver
button, complete the following.
1. Press and hold the desired HomeLink button.
Do not release the button until step 4
has been completed.
2. When the ...
Rear window wiper blade
Contact a NISSAN dealer if checking or
replacement is required. ...