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

1. undefined: Reset the unit and enter Test 1 Mode by pressing test button 1 time 2. undefined: Check condenser fan rotating in machine compartment 3. undefined: Note: while error code is displayed the fan is not working 4. undefined: If fan not rotating: manually rotate fan by hand — if sticky, replace motor 5. undefined: Check for loose connection at CON5 6. undefined: Check condenser motor voltage at CON5: 4th pin to 6th pin should be above 10V; if below 10V, replace PCB 7. undefined: Check CON5 1st pin to 3rd pin: expect 0 or 5V; if not, replace PCB 8. undefined: Check CON5 6th pin to 4th pin: expect 0 or 5V; if not, replace condenser fan motor

LG Refrigerators2023–present

Error Code E CF

Condenser Fan Error / BLDC Fan Motor Abnormality for Mechanic Room

Moderate

Address soon - your appliance may not work properly

What This Means

Condenser fan motor seized or obstructed; BLDC feedback signal absent for more than 65 seconds; Loose connection at CON5; Defective fan motor drive IC or transistor

How to Fix

1
Reset the unit and enter Test 1 Mode by pressing test button 1 time
2
Check condenser fan rotating in machine compartment
3
Note: while error code is displayed the fan is not working
4
If fan not rotating: manually rotate fan by hand — if sticky, replace motor
5
Check for loose connection at CON5
6
Check condenser motor voltage at CON5: 4th pin to 6th pin should be above 10V; if below 10V, replace PCB
7
Check CON5 1st pin to 3rd pin: expect 0 or 5V; if not, replace PCB
8
Check CON5 6th pin to 4th pin: expect 0 or 5V; if not, replace condenser fan motor