Sanyo Kyocera Zio Hard Reset Phone

With the phone powered on, dial [##4357*] (without the brackets).
Then select [view].
Scroll to the bottom of the and select [reset]
Then enter [000000] (six zeros)
Then select [OK]
It is recommended to re-program your phone after factory resetting it. (listed below)
dial [*228] and then press [send] and wait for phone to reset.