LG Refrigerators

Error Code E CF

Defect of BLDC condenser fan motor for machine room — no feedback signal for more than 65 seconds

Moderate

Address soon - your appliance may not work properly

Also displayed as: E CF

How to Fix

  1. 1

    Step 1: Reset the unit and enter Test Mode 1. Check if the condenser fan is rotating (visible at base of unit rear).

  2. 2

    Step 2: If fan rotates, proceed to Step 4. If fan does not rotate, go to Step 3.

  3. 3

    Step 3: Rotate condenser fan blade by hand. If sticky/bound, replace condenser fan motor.

  4. 4

    Step 4: Measure motor supply voltage at CON4 24th Pin ~ 23rd Pin. Should be 11.4~12.6V. If absent, replace Main PCB.

  5. 5

    Step 5: Measure feedback voltage at CON4 22nd Pin ~ 23rd Pin. Must NOT be 0V or 5V. If stuck, replace condenser fan motor.

  6. 6

    Step 6: Measure PWM voltage at CON4 21st Pin ~ 23rd Pin. Must NOT be 0V or 5V. If stuck, replace Main PCB.

  7. 7

    Step 7: If all voltages correct and fan spins freely, explain to customer.

This Error Applies To

LG LF31S6360 Series Refrigerators

Service manual exact match: LF31S6360SService manual exact match: LF31S6360BService manual exact match: LF31S6360WService manual exact match: LF31S6360D

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