error code

Roomba i4 Error 9 — Bumper compressed / stuck

Robot beeps nine times / reports a bumper fault; thinks it is permanently bumping something and won't drive forward.

Error code

Error 9

What this error means

Bumper compressed or stuck (not springing back).

Included in the full manual

root cause analysis
tools needed
step-by-step repair procedure
diagrams
exploded views
post-repair checks

Public pages show a preview only. Purchase the full manual to download complete repair steps, diagrams, and verification procedures.

Related models

Model

Common symptoms

Roomba i4 Bumper

Failure modes

FM-06: Roomba i4 Error 9 — Bumper compressed / stuck

Manuals

iRobot Roomba i4 Repair Manual