Support code 5B00
What it is
Waste ink absorber (pad) is full. Requires pad service and counter reset.
Why it matters
Hard stop — user must act, so intent is very high. Also a repair-vs-replace trigger.
Other Canon issues
Did this fix it?
One anonymous answer. No account, email address, or tracking profile.
Verified against A Support Code Is Displayed, last checked 2026-08-12.