Canon Service Tool: V.4718

If you own a Canon inkjet printer—particularly the PIXMA series—you have likely encountered the dreaded "Waste Ink Pad Full" or "Service Error 5B00" message. This error effectively bricks your printer until a specific reset procedure is performed. Enter the Canon Service Tool v.4718. This software utility is the most widely discussed and downloaded version of Canon’s internal service application, designed to bypass consumer locks and reset maintenance counters.

But what exactly is v.4718? Is it safe? How does it differ from other versions? This article provides a deep dive into everything you need to know about Canon Service Tool v.4718, including its features, supported printers, step-by-step usage, risks, and legal alternatives.

The Canon Service Tool (ST) is a proprietary, PC-based utility used by Canon-trained technicians to perform low-level maintenance and diagnostics on Canon inkjet printers. It is not intended for end-users; it bypasses the standard firmware safeguards to access the printer's EEPROM (Electrically Erasable Programmable Read-Only Memory), where vital configuration data—such as ink absorption counters and regional settings—is stored. canon service tool v.4718

Version 4718 is a specific iteration of this software that gained notoriety in the repair community because it expanded support for newer generations of Canon PIXMA and MAXIFY series printers that utilized updated communication protocols.

No. The tool is Windows-only. You can run it via Parallels or VirtualBox, but USB passthrough often fails. If you own a Canon inkjet printer—particularly the

While the user interface appears simple (often a basic Windows Forms application), the operations it performs are complex. The tool communicates directly with the printer’s internal logic board via USB. Key functions include:

You can send the printer to Canon. They will replace the waste ink pad assembly and reset the counter for $100–$150. For a $99 printer, this is not economical. The Canon Service Tool (ST) is a proprietary,

Using the Canon Service Tool carries significant risks if not handled correctly: