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LG Oven Error Codes

Lg Oven Error Codes

Welcome to our blog dedicated to LG Oven Error Codes and troubleshooting! At Appliance Repair Los Angeles, we understand the importance of a fully functional LG oven in your kitchen. LG, known for its commitment to innovation and quality, offers a range of ovens that combine sleek design with cutting-edge technology to enhance your cooking experience.

In this blog, we’ll delve into LG oven error codes, deciphering their meanings, and providing you with insights on how to address them. We know that when an error code appears on your LG oven’s display, it can be puzzling and concerning. That’s where our professional expertise comes into play.


No. Error Symptom Cause
1 Opened Sensor F1 Oven sensor (thermistor) remains open for oven 1 min during cooking.
2 Shorted Sensor F2 Oven sensor (thermistor) is short for over 1 min during cooking.
3 Key shorted Error F3 When some keys are continuously short for over 60 seconds.
4 No heating F9 Problem with the oven’s heating element
5 Probe Sesnor short F8 Right oven probe sensor short error check
6 Door lock fail F10 In case of door lock failure during operating lock motor
7 Comm. Error F11 The communication error happened between cooktop PCB and oven PCB over 10 seconds in the self clean mode.
8 LF Top Sensor Open/ Short CF1 LF Top sensor is open or short
9 LR Top Sensor Open / Short CF2 LR Top sensor is open or short
10 Sensor Open/ Short CF5/CF6/CF7 IGBT sensor is open or short
11 Right Comm. Error CF8 Communication error at right module
12 Over Current CFA Communication error at right module
13 Over Voltage CFC Over voltage occurs at the cooktop
14 Box fan error CFF Box fan not working properly
15 Convection fan error F7 Convection fan operating can’t be detected over 1 minute in all cases of Upper convection fan operating.
16 Stalled Fan lock error F27 When cooling fan is stalled during self clean
17 Sensor open F1F4 Oven thermistor is open
18 Sensor short F2F5 Oven thermistor is shorted
19 Oven hot F6F16 The oven temp is over 650°F continuously during 2 minutes on cooking except self cleaning.
20 Probe short F18 Loer oven probe is shorted.
21 Oven no heating F9F19 EXCEPT PROOF and WARM Starting temp of 130° for less, and the oven door is closed, the ove inside temp does not go up more than 10°F compared with the starting temp for 5 minutes after the start of cooking
22 Door lock fail F10F20 If the door lock fails while operating the lock motor
23 Oven sensor open F4 Oven thermistor remains open for over 60 seconds, after cook starts during cooking
24 Oven sensor short F5 Oven thermistor is short for over 60 seconds after cook starts during cooking
25 Oven no heating F19 EXCEPT PROOF, WARM, SpeedClean, SteamClean, Drying, Descaling and SousVide Case 1: Start temperature does not exceed 130 ℉ and oven temperature is less equal than 150 ℉ and max oven temperature is less equal than start oven temperature + 10 ℉ over 5 minutes on preheating, where door is closed. Case 2: Oven temperature is less equal than 100 ℉ over 5 minutes on preheating, where door is closed.
26 Steam sensor open F24 Steam thermistor remains open for 10 second after the steam heater operated from 5 minutes.
27 Steam sensor short F25 Steam thermistor is short for over 60 seconds after the steam heater operated.


Should you encounter any LG oven error codes that leave you puzzled, feel free to reach out to us at 323-792-1970. Our experienced technicians are ready to provide you with prompt and reliable assistance, ensuring your LG oven serves you impeccably. Stay tuned as we uncover the mysteries of LG oven error codes and equip you with the knowledge to keep your kitchen running like clockwork.

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