Is LG Oven error code Sb serious?

Error code Sb has low severity. Low severity — does not prevent normal operation but should be addressed. DIY repair cost: 0–0. Professional repair: 0–0.

LG Oven Error Code Sb

Q: How do I fix LG Oven error code Sb?

Step 1: Exit Sabbath Mode. Press and hold the Sabbath/Clock controls per your model's manual until Sb clears (typically a 3-second hold).

Reviewed by the ApplianceErrors Editorial Team · Verified against manufacturer service documentation · Last verified: June 14, 2026

✓ Low Severity 🔧 Easy DIY

Sabbath Mode active — controls intentionally disabled (not a fault)

Sb indicates Sabbath Mode is turned on. In this mode the oven keeps a set bake temperature with the display, tones, and most controls disabled for religious observance. It is not an error. Note: after a power failure the display returns in Sabbath mode with the oven off.

💰 DIY cost: $0–$0 👨‍🔧 Pro cost: $0–$0

LG Oven error code Sb on the display panel — How the Sb code appears on a LG oven display

What Does Error Code Sb Mean on a LG Oven?

Sabbath Mode active — controls intentionally disabled (not a fault).

What Causes Error Code Sb?

Here are the most common causes in order of frequency. Start with the most likely cause before moving to the next:

1

Sabbath Mode enabled 100% of cases

How to Fix LG Oven Error Code Sb

🔧 Easy DIY Est. time: 10–20 min

⚡ Safety first: Unplug the appliance before opening any panels or touching internal components.

1

Exit Sabbath Mode

Press and hold the Sabbath/Clock controls per your model's manual until Sb clears (typically a 3-second hold).

How to Reset Error Code Sb

Hold the Sabbath/Clock button combination to exit. Sb is not a fault.

Note: If the error returns after resetting, the underlying issue has not been resolved. Work through the fix steps above.

Did this guide fix your appliance?

When to Call a Professional

Sb is a feature, not a fault. No service required.

Average professional repair cost for this issue: $0–$0

Related Error Codes

Power failure — unit lost power during operation (not a fault)

✓ Low Severity

Find Replacement Parts

Use these links to find the exact replacement parts for your LG Oven:

Step-by-step video guides

External links — ApplianceErrors.com is not affiliated with these retailers.

More LG Oven Error Codes

F11 Heat error — oven failed to reach temperature in time F19 Temperature sensor error — sensor or wiring fault HS Hot Surface indicator — surface still hot (not a fault) F1 Oven temperature sensor open circuit F2 Oven over-temperature — exceeded maximum safe temperature F3 Oven temperature sensor short circuit

Frequently Asked Questions

What does error code Sb mean on a LG Oven? +

Sabbath Mode active — controls intentionally disabled (not a fault)

How do I fix error code Sb on my LG Oven? +

Start by Press and hold the Sabbath/Clock controls per your model's manual until Sb clears (typically a 3-second hold).. If that doesn't resolve it, work through each step in the fix guide above.

How do I clear or reset error code Sb? +

Hold the Sabbath/Clock button combination to exit. Sb is not a fault.

Is error code Sb serious? +

Low severity. This is a minor issue that typically doesn't affect appliance operation but should be addressed.

Sources & References

• LG Support — Help Library — official manufacturer documentation
• Our editorial & verification policy

Content verified against manufacturer service documentation. Last verified: June 14, 2026.

← All LG Oven Error Codes ← All LG Error Codes