I used the house of moto to do a full fxz.
Does not seem to work. Superuser still there. A bunch of preflash failure.
Here is my log:
Please ensure your phone is:
o] Charged
o] Connected to USB using your OEM cable
o] USB drivers are installed
o] Booted to AP Fastboot mode: [power off, hold volume down and press power]
Ready to flash...
Press any key to continue . . .
Flashing: FULL_xt926.bat
sending 'partition' (32 KB)...
OKAY [ 0.016s]
writing 'partition'...
FAILED (remote failure)
finished. total time: 0.172s
sending 'sbl1' (101 KB)...
OKAY [ 0.016s]
writing 'sbl1'...
OKAY [ 0.484s]
finished. total time: 0.499s
sending 'sbl2' (127 KB)...
OKAY [ 0.016s]
writing 'sbl2'...
OKAY [ 0.905s]
finished. total time: 0.920s
sending 'sbl3' (512 KB)...
OKAY [ 0.047s]
writing 'sbl3'...
OKAY [ 1.092s]
finished. total time: 1.139s
sending 'rpm' (140 KB)...
OKAY [ 0.016s]
writing 'rpm'...
OKAY [ 0.468s]
finished. total time: 0.484s
sending 'tz' (192 KB)...
OKAY [ 0.031s]
writing 'tz'...
Preflash validation failed
FAILED (remote failure)
finished. total time: 0.203s
sending 'aboot' (256 KB)...
OKAY [ 0.031s]
writing 'aboot'...
OKAY [ 0.796s]
finished. total time: 0.842s
sending 'modem' (30720 KB)...
OKAY [ 2.340s]
writing 'modem'...
OKAY [ 1.232s]
sending 'modem' (17412 KB)...
OKAY [ 3.713s]
writing 'modem'...
OKAY [ 1.295s]
finished. total time: 8.580s
sending 'fsg' (2854 KB)...
OKAY [ 0.234s]
writing 'fsg'...
OKAY [ 1.435s]
finished. total time: 1.669s
erasing 'modemst1'...
OKAY [ 0.811s]
finished. total time: 0.811s
erasing 'modemst2'...
OKAY [ 0.780s]
finished. total time: 0.780s
sending 'logo' (1709 KB)...
OKAY [ 0.156s]
writing 'logo'...
OKAY [ 1.498s]
finished. total time: 1.654s
sending 'devtree' (512 KB)...
OKAY [ 0.062s]
writing 'devtree'...
Preflash validation failed
FAILED (remote failure)
finished. total time: 0.406s
sending 'boot' (10240 KB)...
OKAY [ 0.796s]
writing 'boot'...
Preflash validation failed
FAILED (remote failure)
finished. total time: 0.967s
sending 'recovery' (10240 KB)...
OKAY [ 0.780s]
writing 'recovery'...
Preflash validation failed
FAILED (remote failure)
finished. total time: 1.560s
sending 'system' (30720 KB)...
OKAY [ 2.324s]
writing 'system'...
Preflash validation failed
FAILED (remote failure)
finished. total time: 2.512s
sending 'cdrom' (30720 KB)...
OKAY [ 2.387s]
writing 'cdrom'...
Preflash validation failed
FAILED (remote failure)
finished. total time: 2.652s
erasing 'tombstones'...
OKAY [ 0.983s]
finished. total time: 0.983s
erasing 'cache'...
OKAY [ 1.264s]
finished. total time: 1.264s
erasing 'userdata'...
OKAY [ 4.649s]
finished. total time: 4.649s
rebooting...
finished. total time: 0.016s
Press any key to continue . . .