Root Koodo LG G3 D852 on Lollipop 5.0.1

ALL previous methods do not work with this phone. Use the following method

Pre-requisites:

• LG drivers installed.
• A lollipop stock rom.
• Unencrypted device.
• Usb cable.

1. Enable ADB debugging
1. Go to Settings > About Phone > Software Information and tap build number until you are presented with "You are now a developer".
2. Back to Settings screen.
3. In Developer Options, enable USB Debugging.

2. Insert the original LG USB cable to your computer
3. Download one-click script.
   Script and zipfile maitained by @NBreunig3. Questions about this method should be directed to him.
   
   Download and extract the zip file: http://bit.ly/1Ln9FKB
   Then, run (double click) the root.bat script.
4. Follow the instructions in the command mode

            You will get following message

============================================ 

Please make sure that USB debugging is enabled, and LG drivers are installed.

Starting adb server..

Waiting for device..

Device detected!

Pushing files..
3763 KB/s (1048328 bytes in 0.272s)
4044 KB/s (4017098 bytes in 0.970s)

Rebooting..

Looking for LG serial port..

Phone found at COM9! (could be different for your phone)

Rebooting into Download mode..

Waiting for device..

Phone found at COM9!

Rooting phone..

If you don't see the SuperSu installer script runs within about a minute,
then the root failed.
Once root is done you have to pull battery to exit download mode.

Author : blog.lvu.kr
SPECIAL COMMAND : ENTER, LEAVE

###########

root installer for LG (lollipop)
..... by digital-bug @XDA

##

remounting /system (rw)

#######

extracting SuperSU

#####

installing SuperSU

################################################################################
###

remounting /system (ro)

#####

cleanup

######

done!
please press control+c to exit...

#

==============================================

5.     Remove the battery and insert again to restart the phone.

6.     You will be rooted. See SuperSU installed.

           

All credits to http://forum.xda-developers.com/lg-g3/general/guide-root-method-lg-devices-t3129197