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For avoiding potential technical issues or lockouts, regularly changing the batteries in your Yale smart lock is essential.

When the battery levels are down to 20%, the mobile app or touchpad itself will let you know that the batteries need changing. 

In this guide, I provide detailed instructions on how to do so for your exact model. Let’s go! 

Replacing the Batteries on Older Yale Assure and Real Living Smart Locks

Compatible models: 

  • YRD226-CBA-619
  • YRD256-CBA-619
  • YRD216-CBA-619
  • YRD246/YRD446
  • YRD210/YRL210
  • YRD220

Tools needed: 

  • 4x alkaline AAs
  • No. 1 Philip's Screwdriver
  • (Optional) flathead screwdriver

Here’s how to replace the batteries for the above models: 

  1. First, make sure the bolt is retracted, i.e., the door is unlocked with the thumb turn in the vertical position
  2. Unscrew the bolt holding the battery cover on the indoor side, push up and out to remove the cover
  3. Take out the old batteries, gently pry them out using your nails or a flathead screwdriver
  4. Add in four fresh AAs 
  5. Check for any notification lights and the speaker prompt: “Welcome to Yale Real Living.”
Yale Assure Lock Touchscreen Battery Replace Instructions
Replacing the Batteries on a Yale Real Living Lock

Replacing the Batteries on a Yale Lock with a Battery Cover Pin

Compatible Models: 

  • YRL226-WF1-619
  • YRL216-WF1-619
  • Nest and Yale

The Nest x Yale model and a couple of older Assure variants require a bobby pin/key to open the battery cover. Nevertheless, here’s the entire battery replacement process: 

Yale 5 battery cover key
Yale battery cover key

Tools needed: 

  • 4x alkaline AAs
  • No. 1 Philip's Screwdriver
  • (Optional) flathead screwdriver
  1. First, remove the battery cover on the indoor side by using the battery cover key:  gently press the key into the hole and the cover will unlatch.
  2. Gently take out the four AA batteries. You can use your nails or a flathead screwdriver.
  3. Insert the fresh AAs.
  4. Wait for the audio cue for a successful restart: “Welcome to Yale Real Living.”
  5. Align the battery cover over the lock and gently slide it down, making sure the cover is tight.

Replacing the Batteries on a Yale Assure Lock 2 Touchscreen (YRD420-WF1-619)

The Assure Lock 2 Touchscreen has some minor variations; hence, I’ve created a separate section for it. Regardless, the fundamental process remains the same.

Tools needed: 

  • 2x alkaline AAs
  • No. 1 Philip's Screwdriver
  • (Optional) flathead screwdriver
  1. First, ensure the thumbturn or deadbolt latch is unlocked and fully vertical
  2. Then, remove the battery cover on the indoor side by gently pressing into it and sliding it up and out
  3. Gently take out the two AA batteries. You can use your nails or a flathead screwdriver. Also, you can pull on the tab to release both batteries at once, just make sure to catch them.
  4. Insert the fresh AAs, and make sure the ribbon cable is not pinched
  5. Wait for the pink light and audio cue for a successful restart
  6. Align the battery cover over the lock and gently slide it down
Yale Assure Lock 2 Battery Replacement
Replacing the Batteries on a Yale Assure Lock 2

Replacing the Batteries on a Yale Linus Smart Lock

Despite a lack of indicators or a lock screen, the Yale Linus will notify you whenever the battery percentage is lower than 20%. It will push out frequent app notifications and also notify you via Email. 

So, here’s how to replace the batteries in a Yale Linus. 

Tools needed: 

  • 4x alkaline AAs
  • (Optional) flathead screwdriver
  1. Open the battery compartment tab on the bottom of the indoor side
  2. Take out the old AA batteries
  3. Add in fresh AAs
  4. Close the compartment and see if the lock lights up.

Battery Replacement Process for the Yale Conexis L1/L2

Although much different from the Assure models, the battery replacement process for the Yale Conexis style smart locks is not that different. 

So, here’s how to do it:

Tools needed: 

  • 4x alkaline AAs
  • No. 1 Philip's Screwdriver
  • (Optional) flathead screwdriver
  1. Find and unscrew the indoor battery cover. Slide it down to remove it.
  2. Swap out the old four AA batteries for fresh ones.
  3. Put the cover back on, secure it, and test the lock to ensure smooth operation.
Yale 12 Battery Replace
Replacing batteries on a Yale Conexis

Swapping Out the Batteries in a Yale Keyless Connected

With a separate battery cover, the process can seem a bit different at first. However, you should be fine as long as you follow these instructions: 

Tools needed: 

  • 4x alkaline AAs
  • No. 1 Philip's Screwdriver
  • (Optional) flathead screwdriver
  1. Press the buttons on each side of the battery compartment to release the cover. 
  2. Remove the cover and carefully take out the old AA batteries.
  3. Insert new AA batteries.
  4. Align the cover with the top tabs, and press until the bottom tabs are connected.
  5. Confirm the lock is successfully reconnected.
Yale 13 battery replace instructions
Replacing batteries in a Yale Keyless Connected

Follow-Up Questions

1. I Replaced the Batteries, But the Lock Doesn't Light Up

If you've replaced the batteries in your Yale Smart Lock but it still won't power on, ensure that the batteries are installed correctly.

Remove and reinsert the batteries while also giving the contacts a thorough cleaning to remove any dirt or dust that may be interfering with the connection.

2. What Batteries are the Best for Yale Locks?

When it comes to powering your Yale Smart Lock, always opt for Alkaline AA batteries.

Stay away from Lithium or rechargeable batteries, as these types can lose power suddenly and without warning.

Choosing high-quality Alkaline AA batteries will provide consistent and reliable power for your Yale Lock.

3. Do I Need to Reprogram a Yale Lock After Replacing the Batteries?

After replacing the batteries, there's no need to reprogram your Yale Lock. The memory is retained within it; hence, your existing codes will still work.

Just ensure that your door is closed and the bolt is properly aligned with the strike plate, as the lock will attempt to recalibrate the bolt once the new batteries are installed.

4. What Do I Do if the Batteries are Dead and I'm Locked Out?

If you ever find yourself locked out due to dead batteries, there are backup options for gaining entry.

Some models offer a physical key bypass or a 9V battery emergency jumpstart to get you back inside quickly and easily. Check out my guide here on how to do this.

Conclusion

In essence, changing the batteries will require you to remove the inside cover and swap out the old batteries for fresh ones. 

Most models will require Philip’s head screwdriver, whereas other models want you to use the provided bobby pin. 

Whatever the case, always remember to use fresh Alkaline batteries and make sure the contacts are clean before reconnecting. 

Sources

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