5b00
Call a Pro
Canon · Printers
Ink absorber is almost full or full; waste ink counter threshold reached.
Quick Answer
Error code 5B00 on your Canon Printers means: Ink absorber is almost full or full; waste ink counter threshold reached.. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Back up important print settings/workflows.
2
Contact Canon service for absorber service and counter reset.
3
Avoid repeated power cycles/cleaning to prevent overflow.
4
Use maintenance mode reset only with proper absorber replacement.
5
Resume use after absorber service is completed.
Pro Tip
This issue typically requires professional diagnosis. Attempting this fix without proper training could cause further problems.
Related Error Codes