Canon does not officially offer the for public download ; it is a proprietary utility intended for authorized technicians to reset Waste Ink Counter (Absorber) errors. Important Security Warning
Triggers a more intensive ink flushing cycle than the standard maintenance tab.
If your Canon printer has suddenly stopped working with a "Waste Ink Pad Full" or "Ink Absorber Full" error, you are likely looking for . This utility is a specialized software used to communicate with Canon printers in "Service Mode" to reset internal counters. What is Canon Service Tool V4905?
Perhaps the most overlooked risk of using the Service Tool V4905 is physical, not digital. The software addresses the counter , not the physical state of the printer. Resetting the counter does not physically clean or replace the saturated ink absorber pads. If a user resets the counter without physically cleaning or replacing the pads, the printer will resume operation, but the waste ink has nowhere to go. Eventually, the pads will overflow, leading to ink leaking out of the bottom of the printer, damaging internal circuitry, and ruining the surface the printer sits on. The Service Tool effectively disables the warning system without solving the underlying hardware problem, potentially leading to a catastrophic mess.
