Roborock S5Roborock Error 4Roborock Error 4 — cause and how to fix it
Error code: Roborock Error 4
Roborock Error 4 indicates an issue with the left wheel.
How to fix S5 Roborock Error 4
- 1
This is pretty common on older S5 units, either due to debris getting tangled in the wheel axle or, more often, the wheel motor itself wearing out.
- 2
First, try cleaning around the left wheel thoroughly to ensure nothing is obstructing its movement.
- 3
If the error persists, the left wheel module is likely faulty and needs replacing; it's a straightforward repair for about $25-40 for the part.
What this repair uses
Roborock S5 left wheel module
Take it out, clean it, and seat it again before you replace it. If the error stays, this is the part to change.
Frequently asked questions
What does Roborock S5 Roborock Error 4 mean?
Roborock Error 4 indicates an issue with the left wheel.
Is this a hard repair to do myself?
Most of the steps above take 20-40 minutes with basic tools like a screwdriver. If you'd rather not open the unit yourself, contact the official support line below instead.
What part do I need?
You'll need a Roborock S5 left wheel module. Compatible aftermarket parts are widely available on AliExpress and typically cost $8-60 depending on the part.
How do I contact Roborock support?
Roborock Korea official customer support. 1-year warranty. Phone: 1566-5534
Official support
Roborock Korea official customer support. 1-year warranty.
Online support
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