iRobot · Robot Vacuum Minor
Error 34 — Internal Communication Error
Per iRobot's official support article, Error 34 is an internal communication error. iRobot's instructions: press CLEAN to restart the robot; contact iRobot if the error persists.
- Keep using it?
- Yes — fix when convenient
- DIY difficulty
- Easy
- Verified against
- homesupport.irobot.com ↗
How to fix it
- Press CLEAN to restart the robot, per iRobot's official instructions.
- If Error 34 persists after restarting, contact iRobot support.
Why it happens
Typical signs: 'Error 34' voice prompt · Robot stops mid-cleaning · Robot unresponsive until restarted
- Internal communication error iRobot's own guidance does not specify the exact component — it describes this as an internal communication fault, not a motor or airflow issue.
More iRobot robot vacuum codes
Charging Error 2 Charging Error 2 — Battery not detected Charging Error 3 Charging Error 3 — Battery won't charge Charging Error 5 Charging Error 5 — Charging system fault Error 1 Error 1 — Side wheel stuck / off ground Error 10 Error 10 — Drive wheel not turning Error 11 Error 11 — Bin full or airflow blocked
Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: homesupport.irobot.com.