Canon Service Tool 4905 ★ Updated & Proven

The tool works with many Canon consumer and prosumer inkjet series (Pixma, iP, MP, MX, MG, etc.), but compatibility varies by exact model and firmware. Always confirm model support for the specific Service Tool version.

Using this tool requires precision. One wrong click can alter critical printer settings. Follow these instructions exactly. canon service tool 4905

Resetting the counter without changing the pad is a temporary fix. Each time the pad saturates further, ink can leak inside the printer, ruining the electronics or staining your desk. The tool works with many Canon consumer and

Life Expectancy After Reset:

Absolutely – if you own a compatible Canon PIXMA printer and are facing a 5B00 error. Instead of spending $80+ on a service center or $100 on a new printer, a 10-minute reset with ST4905 restores full functionality at zero cost (beyond the effort to find the tool). The Canon Service Tool v4905 is a proprietary

Just remember: use it responsibly. Reset only the waste ink counter, avoid experimental buttons, and physically check your ink pads every few resets. With care, the Canon Service Tool 4905 can extend your printer’s life by years.

The Canon Service Tool v4905 is a proprietary utility software used for the maintenance, diagnosis, and repair of Canon inkjet printers. This paper outlines the capabilities of the software, specifically focusing on its primary functions: Waste Ink Counter reset, Printhead cleaning/alignment, and EEPROM resetting. It further discusses compatibility requirements, the operational procedure for "Service Mode," and the critical safety considerations necessary to prevent hardware damage during the maintenance process.