LG Refrigerators

Error Code FF E

Freezer Fan Error — BLDC freezer fan feedback signal not received for over 65 seconds during operation

Moderate

Address soon - your appliance may not work properly

Also displayed as: FF E

How to Fix

  1. 1

    Reset the unit and enter Test Mode 1 (press test button 1 time).

  2. 2

    Open the freezer door and check for airflow. If airflow is present (windy), go to step 4.

  3. 3

    Rotate the fan blade by hand. If it feels sticky or stiff, replace the fan motor.

  4. 4

    Check fan motor supply voltage at CON7 pin 12 to pin 14: should be 12V. If absent, replace Main PCB.

  5. 5

    Check fan control signal voltage at CON7 pin 16 to pin 14: should be 0V to 5V (PWM). If absent, replace Main PCB.

  6. 6

    Check fan feedback voltage at CON7 pin 10 to pin 14: should be 0V to 5V. If absent or constant, replace the fan motor.

  7. 7

    If all voltages are correct and fan still fails, explain to customer.

This Error Applies To

LG LMXS28626D Series Refrigerators

Service manual exact match: LMXS28626DService manual exact match: LMXS28626SService manual exact match: LFXS28566DService manual exact match: LFXS28566SService manual exact match: LFXS28968DService manual exact match: LFXS28968S

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