Xiaomi Mi Robot Vacuum (SDJQR02RR)Xiaomi Mi Robot Vacuum Error 1Xiaomi Mi Robot Vacuum Error 1 — cause and how to fix it
Error code: Xiaomi Mi Robot Vacuum Error 1
Xiaomi Mi Robot Vacuum Error 1, particularly on the first-gen SDJQR02RR, points directly to the LDS (Laser Distance Sensor) module.
How to fix Mi Robot Vacuum (SDJQR02RR) Xiaomi Mi Robot Vacuum Error 1
- 1
Just like Roborock S5, this means the lidar turret isn't spinning or the sensor is malfunctioning, making it impossible for the robot to map its environment.
- 2
You'll need to access the top of the robot, unscrew the cover, and replace the whole LDS assembly.
- 3
Expect to pay around $25-40 for a replacement module.
What this repair uses
Xiaomi Mi Robot Vacuum 1st gen LDS 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 Xiaomi Mi Robot Vacuum (SDJQR02RR) Xiaomi Mi Robot Vacuum Error 1 mean?
Xiaomi Mi Robot Vacuum Error 1, particularly on the first-gen SDJQR02RR, points directly to the LDS (Laser Distance Sensor) module.
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 Xiaomi Mi Robot Vacuum 1st gen LDS module. Compatible aftermarket parts are widely available on AliExpress and typically cost $8-60 depending on the part.
How do I contact Xiaomi support?
Xiaomi Korea unified its customer service line to 070-8015-1154 starting November 2025. Phone: 070-8015-1154
Official support
Xiaomi Korea unified its customer service line to 070-8015-1154 starting November 2025.
Online support
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