August Smart Lock Error Code 0: How to Fix It

Easy 5-10 minutes Low Severity Verified June 2026
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Error Code
0
Brand
August
Product Type
smart_lock
Severity
Low
DIY Difficulty
Easy
Estimated Fix Time
5-10 minutes
Error code 0 on your August smart lock means the battery is low and needs replacement. This is a common, non-critical alert that prevents the lock from operating fully. Follow these steps to replace the batteries and restore normal function.
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Tools You'll Need

How to Fix Error Code 0

  1. Identify the battery type

  2. Prepare fresh batteries

  3. Remove the lock's interior cover

    If the lock is powered off, you may need to use the physical key or backup method to access the cover.

  4. Replace the old batteries

    Dispose of old batteries properly. Do not mix old and new batteries.

  5. Reattach the cover and test

Parts You May Need

AA alkaline batteries
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AA alkaline batteries
Check Price on Amazon
AA alkaline batteries
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AA alkaline batteries
Check Price on Amazon
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When to Call a Professional

If replacing batteries does not clear the error code, the lock may have a hardware issue. Contact August support or a professional locksmith for further diagnosis.

Frequently Asked Questions

What does error code 0 on August lock mean?
It means the battery is low and needs to be replaced.
Can I use rechargeable batteries in August lock?
It's not recommended as rechargeable batteries have lower voltage and may cause issues.
How often do August lock batteries need replacement?
Typically every 6-12 months depending on usage.
Will error code 0 lock me out?
No, the lock should still function manually with a key or the app, but auto-lock features may stop working.
What if error code 0 persists after battery change?
Try using a different brand of fresh alkaline batteries. If it still persists, contact support.

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