Epson ET-8550 Error Code 000023: What It Means, Common Causes, and How to Find the Right BCH Video

Question: Hi-my Epson ET-8550 is showing error code 000023. Do you have a video on it? I'd really love to see it. Also, the motherboard I got from you works amazing, and I've bought other items from you guys too-everything has been great. I'm just trying to get this error cleared. I'd really appreciate it.

Answer: 

Regarding Epson ET-8550 error code 000023: I believe I've made a few videos that relate to 000023, and this code usually points to a mechanical lock or movement problem in the carriage/capping station area-not a "software" problem.

What Epson ET-8550 Error 000023 usually indicates

In practical terms, 000023 often happens when the carriage return movement can't complete properly, especially when it can't reverse as expected. Think of it like this: the printer tries to move the printhead carriage through its normal routine (parking, unlocking, moving, returning), but something in the mechanism is stuck, jammed, or out of position, so the printer halts with a protection error.

One of the most common triggers is the printhead lock (head lock) stuck in the upright position, which can prevent printing until it's released. When the lock is engaged or not resetting correctly, the printer detects abnormal movement/resistance and throws the error.

Common real-world causes (what usually creates 000023)

These are the most frequent culprits:

1) Printhead lock mechanism stuck (upright/engaged)

• If the lock is stuck "up," the carriage may not move freely or may not park/unpark correctly.

• This can be caused by dried ink, residue, misalignment after maintenance, or a mechanical jam.

2) The white lever behind the printhead carriage (gear driver) is binding

There's typically a white lever behind the carriage that interacts with gears and helps drive movement related to the service station area. If that lever can't move through its range, it can:

• Keep the printer from completing the carriage return sequence

• Prevent proper engagement/disengagement with the capping station gear train

3) Capping station / service station issue

Even if the lever is fine, the capping station itself can be at fault:

• A sticky or clogged service station mechanism can increase resistance

• Gear train problems (skipped gear teeth, mis-seated gears, or a jam) can stop motion

• If the carriage can't properly park on the cap, the printer may fail its expected routine and throw an error

Why this error can appear "out of nowhere"

Even when everything else is working great (and I'm glad the motherboard is doing well!), 000023 is often triggered by a small mechanical problem that becomes a big deal because the printer's self-check detects resistance or incomplete movement. The printer is designed to stop to prevent damage.

How to find the BCH video(s) on 000023 (fastest method)

With over nine years of content and 1200+ videos on the channel, I've likely covered something related-but YouTube search will beat my memory every time.

Search directly inside our YouTube channel (best option)

1. Go to: BCH Technologies on YouTube (https://youtube.com/@bchtechnologies)

2. Click the magnifying glass icon (🔍) at the top right

3. Try search terms like:

   • 000023

   • ET-8550 000023

   • carriage return error

   • head lock

   • capping station gear

   • service station stuck

Use Google if you prefer (sometimes fewer results, but still useful)

Type your keywords followed by:

• site:youtube.com/@bchtechnologies

Example:

• 000023 ET-8550 site:youtube.com/@bchtechnologies

About error codes

To be clear, the specific error code you mentioned is 000023, and the behavior it maps to is typically carriage return / service station / head lock movement failure. If you later see a different code (even one digit different), treat it as a different issue-Epson codes are very literal.

Addressing printer issues can be a complicated affair due to the hands-on nature of the problems. So, we're not able to provide remote troubleshooting, suggestions, or support for printer repairs. We offer an in-person evaluation and repair service via our local diagnostic facility, Printer Repair Service (https://bchtechnologies.com/printer-repair-service). Given the high demand, we operate on a first-come, first-served basis, so it might take a few weeks before we can get your printer in for drop-off. Our services are structured to repair either a whole printer or specific parts, with clear instructions on how to proceed. However, we acknowledge that our rates aren't the most economical. Thus, we highly recommend that you resort to self-help via online research. You can start by checking out YouTube or visiting our YouTube channel's homepage at BCH Technologies on YouTube (https://youtube.com/@bchtechnologies). Look for specific videos using the search icon next to "About" on the right-hand side of the menu bar. I receive dozens of queries every day asking about videos for specific topics. Having created videos over the past nine years, it's challenging to remember every single one. Therefore, using YouTube's search function would be most efficient. Plus, YouTube might suggest relevant videos from other channels that could assist you.

Thanks again for reaching out and for your support-especially for trusting our parts for your printer. We really appreciate it, and I hope you're able to get the ET-8550 back up and running smoothly very soon.