How do I fix error code CF E on a LG refrigerators?

1. undefined: Reset the unit and input Test Mode 1 (press test button 1 time). 2. undefined: Check if the condenser fan rotates. If rotating normally: go to step 4. 3. undefined: If not rotating: rotate fan blade by hand. If it feels sticky: replace the fan motor. 4. undefined: Measure voltage at CON3 pin 4 to pin 18. Expected: 12V. If not 12V: replace Main PCB. 5. undefined: Measure control signal at CON3 pin 2 to pin 18. Expected: 0V to 5V. If outside range: replace Main PCB. 6. undefined: Measure feedback signal at CON3 pin 3 to pin 18. Expected: 0V to 5V. If outside range: replace the motor. 7. undefined: If all voltages correct and fan operates: explain normal operation to customer.

LG Refrigerators

Error Code CF E

Condenser Fan Motor Error (Machine Room BLDC Fan)

Moderate

Address soon - your appliance may not work properly

Also displayed as: CF E

How to Fix

1
Reset the unit and input Test Mode 1 (press test button 1 time).
2
Check if the condenser fan rotates. If rotating normally: go to step 4.
3
If not rotating: rotate fan blade by hand. If it feels sticky: replace the fan motor.
4
Measure voltage at CON3 pin 4 to pin 18. Expected: 12V. If not 12V: replace Main PCB.
5
Measure control signal at CON3 pin 2 to pin 18. Expected: 0V to 5V. If outside range: replace Main PCB.
6
Measure feedback signal at CON3 pin 3 to pin 18. Expected: 0V to 5V. If outside range: replace the motor.
7
If all voltages correct and fan operates: explain normal operation to customer.

This Error Applies To

LG LFXS26973 Series Refrigerators

Service manual exact match: LFXS26973SService manual exact match: LFXS26973DService manual exact match: LFXS26973MService manual exact match: LFXS26973BService manual exact match: LFXS26973W