error-1 Troubleshooting

Bumper / cliff sensor error on the Roborock S5

Source: ProductDB robot-vacuum seed Confidence: 85% Verified Aug 8, 2026

The robot reports a sensor fault and stops or moves erratically. The bumper or cliff sensors may be blocked by dirt or damaged.

How to fix Bumper / cliff sensor error

Clean the bumper and cliff sensors

Turn the robot over and wipe the bumper and all cliff sensors on the underside with a dry cloth. Restart and retry.

Source: ProductDB robot-vacuum seed Confidence: 80% Verified Aug 8, 2026
Difficulty: ★ Est. 5 min

Inspect the bumper assembly

Check that the bumper is not stuck against the chassis. Gently press it to confirm it moves freely.

Source: ProductDB robot-vacuum seed Confidence: 80% Verified Aug 8, 2026
Difficulty: ★★ Est. 10 min

Replacement parts for the Roborock S5

Roborock S5 Filter Roborock S5 Left side brush Roborock S5 Right side brush Roborock S5 Main brush roller Roborock S5 Brush guard Roborock S5 Side brush set Roborock S5 Cable organizer Roborock S5 Cleaning tool Roborock S5 Charging cable Roborock S5 Remote control Roborock S5 Floor cleaning solution Roborock Q5 Filter Roborock Q5 Left side brush Roborock Q5 Right side brush Roborock Q5 Main brush roller Roborock Q5 Side brush set Roborock Q5+ Filter Roborock Q5+ Left side brush Roborock Q5+ Right side brush Roborock Q5+ Main brush roller Roborock Q5+ Side brush set Roborock Q5 Max+ Filter Roborock Q5 Max+ Left side brush Roborock Q5 Max+ Right side brush Roborock Q5 Max+ Main brush roller Roborock Q5 Max+ Side brush set Roborock Q5 Pro Filter Roborock Q5 Pro Left side brush Roborock Q5 Pro Right side brush Roborock Q5 Pro Main brush roller Roborock Q5 Pro Side brush set Roborock Q7 Filter Roborock Q7 Left side brush Roborock Q7 Right side brush Roborock Q7 Main brush roller Roborock Q7 Side brush set Roborock Q7 Max Filter Roborock Q7 Max Left side brush Roborock Q7 Max Right side brush Roborock Q7 Max Main brush roller Roborock Q7 Max Side brush set Roborock Q7 Max+ Filter Roborock Q7 Max+ Left side brush Roborock Q7 Max+ Right side brush Roborock Q7 Max+ Main brush roller Roborock Q7 Max+ Side brush set Roborock Q8 Filter Roborock Q8 Left side brush Roborock Q8 Right side brush Roborock Q8 Main brush roller Roborock Q8 Side brush set Roborock Q8 Max Filter Roborock Q8 Max Left side brush Roborock Q8 Max Right side brush Roborock Q8 Max Main brush roller Roborock Q8 Max Side brush set Roborock S6 Filter Roborock S6 Left side brush Roborock S6 Right side brush Roborock S6 Main brush roller Roborock S6 Side brush set Roborock S6 Pure Filter Roborock S6 Pure Left side brush Roborock S6 Pure Right side brush Roborock S6 Pure Main brush roller Roborock S6 Pure Side brush set Roborock S5 Max Filter Roborock S5 Max Left side brush Roborock S5 Max Right side brush Roborock S5 Max Main brush roller Roborock S5 Max Side brush set Roborock S4 Max Filter Roborock S4 Max Left side brush Roborock S4 Max Right side brush Roborock S4 Max Main brush roller Roborock S4 Max Side brush set

← All Roborock S5 error codes

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