LG Range / Wall Oven 5b Error Code

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What it means

LG identifies the 5b/Sb display as Sabbath Mode, not an appliance error.

Try this first

Press Bake.
Set the Bake temperature with the +/- keys.
Press Start.
Press and hold Clock for 3 seconds to turn Sabbath Mode off.

Can I keep using it?The oven can be used normally after Sabbath Mode is turned off.

Repair usually required?The 5b/Sb display by itself does not indicate a hardware failure.

If the error keeps returning

Use the linked official LG Help Library article for the manufacturer procedure.

Official source

Troubleshooting information verified against manufacturer support documentation.

View manufacturer support page →

Safety note:ApplianceSignal provides general troubleshooting information. Always follow the appliance manufacturer's safety instructions and disconnect power when required.

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Related fault codes

These LG Range / Wall Oven codes use the same troubleshooting path in the available guidance. Check the exact code shown on your appliance because the affected part or model-specific procedure can still differ.

Sb error code

LG Range / Wall Oven 5b: Quick Answer

What it means: LG identifies the 5b/Sb display as Sabbath Mode, not an appliance error.

First thing to check

Press Bake.

Can I keep using it?

The oven can be used normally after Sabbath Mode is turned off.

Repair outlook

The 5b/Sb display by itself does not indicate a hardware failure.

If the code remains

Use the linked official LG Help Library article for the manufacturer procedure.

Model note: Error-code meanings and procedures can vary by model and model year. Confirm the code against the documentation for your exact appliance before replacing parts.

Manufacturer reference: lg.com