LG LSGL6337FOvens & Range

Error Code F-2

Shorted Sensor — oven thermistor is shorted for over 1 minute during cooking

Moderate

Address soon - your appliance may not work properly

What This Means

Shorted oven temperature sensor (thermistor); Pinched or shorted sensor wiring; Failed Main PCB

How to Fix

  1. 1

    Enter diagnostic mode: press any button with mode knob in Off, press '4' and '6' simultaneously for 1 second

  2. 2

    Unplug unit

  3. 3

    Check sensor wiring connector and CN6 of Main PCB for loose or shorting connections

  4. 4

    Measure thermistor resistance at pins 5 and 6 of CN6 on Main PCB — normal is approximately 1.09 kΩ at 25°C; shorted reads near 0Ω

  5. 5

    If thermistor resistance is near zero (shorted), replace the oven temperature sensor

  6. 6

    If thermistor resistance is normal, replace Main PCB

  7. 7

    If problem persists after Main PCB replacement, replace Relay/Power PCB

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