error-42 Troubleshooting

Error 42 — maintenance brush jammed on the iRobot Roomba i5

Source: iRobot support — Roomba troubleshooting Confidence: 85% Verified Aug 9, 2026

The maintenance brush is jammed and needs to be cleared.

How to fix Error 42 — maintenance brush jammed

Clear the maintenance brush

Remove the maintenance brush, clear any hair or debris, and reinstall it.

Source: iRobot support — Roomba troubleshooting Confidence: 85% Verified Aug 9, 2026
Difficulty: ★ Est. 5 min

Parts needed: iRobot j5 Combo Main Brush Roller, iRobot i3 Main Brush Roller, iRobot i3+ Main Brush Roller, iRobot Roomba i5 Cleaning tool, iRobot i5 Main Brush Roller, iRobot i6+ Main Brush Roller, iRobot 675 Main Brush Roller, iRobot 614 Main Brush Roller, iRobot e5 Main Brush Roller, iRobot e6 Main Brush Roller, iRobot i4 Main Brush Roller, iRobot 694 Main Brush Roller, iRobot 692 Main Brush Roller

Replace the brush

If the brush is worn, replace it with a genuine one.

Source: iRobot support — Roomba troubleshooting Confidence: 85% Verified Aug 9, 2026
Difficulty: ★ Est. 5 min

Parts needed: iRobot j5 Combo Main Brush Roller, iRobot i3 Main Brush Roller, iRobot i3+ Main Brush Roller, iRobot Roomba i5 Cleaning tool, iRobot i5 Main Brush Roller, iRobot i6+ Main Brush Roller, iRobot 675 Main Brush Roller, iRobot 614 Main Brush Roller, iRobot e5 Main Brush Roller, iRobot e6 Main Brush Roller, iRobot i4 Main Brush Roller, iRobot 694 Main Brush Roller, iRobot 692 Main Brush Roller

Replacement parts for the iRobot Roomba i5

iRobot Roomba j5 Combo Filter iRobot Roomba j5 Combo Left side brush iRobot Roomba j5 Combo Right side brush iRobot j5 Combo Main Brush Roller iRobot Roomba j5 Combo Side brush set iRobot Roomba i3 Filter iRobot Roomba i3 Left side brush iRobot Roomba i3 Right side brush iRobot Roomba i3 Side brush set iRobot Roomba i3+ Filter iRobot Roomba i3+ Left side brush iRobot Roomba i3+ Right side brush iRobot Roomba i3+ Side brush set iRobot Roomba i4 Filter iRobot i3 Main Brush Roller iRobot i3+ Main Brush Roller iRobot Roomba i4 Left side brush iRobot Roomba i4 Right side brush iRobot Roomba i4 Side brush set iRobot Roomba i5 Filter iRobot Roomba i5 Left side brush iRobot Roomba i5 Right side brush iRobot Roomba i5 Brush guard iRobot Roomba i5 Side brush set iRobot Roomba i5 Cable organizer iRobot Roomba i5 Cleaning tool iRobot Roomba i5 Charging cable iRobot Roomba i5 Remote control iRobot Roomba i6+ Filter iRobot Roomba i6+ Left side brush iRobot Roomba i6+ Right side brush iRobot Roomba i6+ Side brush set iRobot Roomba 694 Filter iRobot i5 Main Brush Roller iRobot i5 Floor Cleaning Solution iRobot i6+ Main Brush Roller iRobot Roomba 694 Left side brush iRobot Roomba 694 Right side brush iRobot Roomba 694 Side brush set iRobot Roomba 675 Filter iRobot Roomba 675 Left side brush iRobot Roomba 675 Right side brush iRobot Roomba 675 Side brush set iRobot Roomba 614 Filter iRobot Roomba 614 Left side brush iRobot Roomba 614 Right side brush iRobot Roomba 614 Side brush set iRobot Roomba 692 Filter iRobot 675 Main Brush Roller iRobot 614 Main Brush Roller iRobot Roomba 692 Left side brush iRobot Roomba 692 Right side brush iRobot Roomba 692 Side brush set iRobot Roomba e5 Filter iRobot Roomba e5 Left side brush iRobot Roomba e5 Right side brush iRobot Roomba e5 Side brush set iRobot Roomba e6 Filter iRobot Roomba e6 Left side brush iRobot Roomba e6 Right side brush iRobot Roomba e6 Side brush set iRobot e5 Main Brush Roller iRobot e6 Main Brush Roller iRobot i4 Main Brush Roller iRobot i5 Replacement Battery iRobot i5 HEPA Filter iRobot i5 Side Brush iRobot i5 Mop Pad iRobot i5 Dust Bag iRobot i5 Water Tank Filter iRobot i5 Dock Filter iRobot 694 Main Brush Roller iRobot 692 Main Brush Roller

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