Lg Oven Error F22

⚡ Quick Answer: The LG oven error F22 indicates a communication fault, often preventing the oven from starting its bake or broil cycles. This error typically arises f... ⚠️ Difficulty Varies

What Does Error F22 Mean?

The LG oven error F22 indicates a communication fault, often preventing the oven from starting its bake or broil cycles. This error typically arises from a disruption between the display control PCB and the main control board, leading to erratic temperature readings and inconsistent cooking results. When F22 is shown, the oven may display no additional information, and the cooking cycle will not initiate.

Common Symptoms:

  • Oven will not start bake or broil cycle when F22 is displayed
  • Error appears on display when attempting to use oven functions
  • Display may show only F22 without additional context

Possible Causes

  • Communication error between display PCB and main control board (medium)
  • Faulty control boards or harness connections (medium)

How to Fix Error F22

DIY Fix Basic checks and reset

  1. Turn off and unplug the oven or switch off circuit breaker for a few minutes
  2. Check that the display and control panel connectors are firmly seated if safely accessible
  3. Plug power back in and see if error clears

Technician Only Inspect and repair communications and control boards

  1. Disconnect power and remove backing panel to access control area
  2. Inspect wiring harness between display PCB and main control PCB for loose connectors, corrosion, or damage
  3. Test or replace a faulty display PCB or main control PCB as indicated by diagnostics
  4. After repair, test operation and clear error codes

Parts needed: Display control PCB, Main control PCB, Inter-board harness/wiring

🛑 When to Call a Pro:
  • If error persists after basic reset and visual wiring checks
  • If you are uncomfortable accessing internal control components due to high voltage risk

Technical Specifications

wattage
component Temperature Sensor
resistance 1000-1200 ohms
part_number LG 6323B61000
voltage_rating 120V AC

Common Questions

What does F22 error mean on LG oven?

F22 error on an LG oven signifies a communication fault, preventing the oven from starting its cooking cycles.

Can I fix LG oven F22 error myself?

Yes, you can try basic troubleshooting like resetting the oven and checking connections, but proper handling of internal components is crucial.

How much does it cost to fix F22 error?

Repair costs for the F22 error range from $150 to $500, depending on the specific parts and service rates.

When should I call a technician for F22?

If the error persists after a reset or if you're uncomfortable accessing internal components due to safety concerns, call a technician.

Data last verified: 2026-01-10

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