asus zenfone 3 ze520kl how to...
 

asus
zenfone 3 ze520kl or ze552kl
Qualcomm MSM8953 Snapdragon 625
HOW TO enable diag mode new method AND REPAIR IMEI :(

root your phone then enter this commands

adb devices

adb shell

su

insmod /system/lib/modules/diagchar.ko

setprop sys.usb.config diag,adb

root ok
unlock bootloader ok
this setp not working

try this commands
# setprop sys.usb.diag 0
# insmod /system/lib/modules/diagchar.ko
# echo 1 > /sys/class/android_usb/android0/diag
# echo 0 > /sys/class/android_usb/android0/enable
# echo diag > /sys/class/android_usb/android0/f_diag/clients
# echo smd > /sys/class/android_usb/android0/f_serial/transports
# echo diag,adb,serial > /sys/class/android_usb/android0/functions
# echo 1 > /sys/class/android_usb/android0/enable

how did you root it?