error code

Roomba i3+ Charging Error 5 — Contacts / counterfeit battery

Most common charging fault: robot reports charging error 5; charging is intermittent or won't start; base light may flicker.

Error code

Charging Error 5

What this error means

Charging fault — dirty contacts or counterfeit battery (MOST COMMON).

Included in the full manual

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

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Related models

Model

Common symptoms

Roomba i3+ Contacts

Failure modes

FM-11: Roomba i3+ Charging Error 5 — Contacts / counterfeit battery

Manuals

iRobot Roomba i3+ Repair Manual