Honda 2012 Pilot Owner's Manual page 454

Bluetooth HandsFreeLink (Models without navigation system)
Phone Security Code
Auto Answer
Phone
Setup
Auto Transfer
System Clear
446
Create a security code (or security PIN on some models) number for a paired phone.
Set incoming calls to be automatically answered.
: EX-L and Canadian EX models only
Set calls to automatically transfer from your phone to HFL when you enter the vehicle.
Clear the system of all paired phones, phonebook entries, speed dials, and security codes.