Use and Care Manual
45SMART FUNCTIONS
ENGLISH
Smart Diagnosis™ Function
Should you experience any problems with the 
appliance, it has the capability of transmitting data 
via your telephone to the LG Customer Information 
Center. NFC or Wi-Fi equipped models can also 
transmit data to a smartphone using the LG Smart 
ThinQ application.
Smart Diagnosis™ through the 
Customer Information Center
 • For appliances with the   or   logo
This gives you the capability of speaking directly to 
our trained specialists. The specialist records the 
data transmitted from the appliance and uses it to 
analyze the issue, providing a fast and effective 
diagnosis.
1
Call the LG Electronics Customer Information 
Center at:
(LG U.S.A.) 1-800-243-0000
(LG Canada) 1-888-542-2623
2
Hold the Lock button for three seconds.
 • If the display has been locked for over ve 
minutes, you must deactivate the lock and then 
reactivate it.
3
Open the right refrigerator door.
4
Hold the mouthpiece of your phone in front of the 
speaker that is located on the right hinge of the 
refrigerator door, when instructed to do so by the 
call center.
5
Press and hold the Freezer button for three 
seconds while continuing to hold your phone to 
the speaker.
6
After you hear three beeps, release the Freezer 
button.
7
Keep the phone in place until the tone 
transmission has nished. The display will 
count down the time. Once the countdown is 
over and the tones have stopped, resume your 
conversation with the specialist, who will then 
be able to assist you in using the information 
transmitted for analysis.
NOTE
 • For best results, do not move the phone while the 
tones are being transmitted.
 • If the call center agent is not able to get an accurate 
recording of the data, you may be asked to try 
again.
 • The Smart Diagnosis™ function depends on the 
local call quality.
 • Bad call quality may result in poor data transmission 
from your phone to the call center, which could 
cause Smart Diagnosis™ to malfunction.
Smart ThinQ Smart Diagnosis™
 • For appliances with the   or   logo
Use the Smart Diagnosis feature in the Smart ThinQ 
application for help diagnosing issues with the 
appliance without the assistance of the LG Customer 
Information Center.
Follow the instructions in the Smart ThinQ application 
to perform a Smart Diagnosis using your smartphone.










