Canon Service Tool 4905 [TOP]

Before diving into the tool itself, it is critical to understand why you need it.

According to various online sources, the Canon Service Tool 4905 is reportedly compatible with a wide range of Canon printer models across several series, including:

Service Tool v4905 is specifically designed for Canon printer models released roughly between 2017 and 2021. Older models typically use Service Tool v3600, while very new models (post-2022) often require different mechanisms or newer patches.

Allows technicians to read, save, or clear the printer’s non-volatile memory data. canon service tool 4905

Connect your printer to a Windows computer using a USB cable. The tool does not work over Wi-Fi. Open the tool on your PC. Look for the "Main" section. Find the "Clear Ink Counter" setting. Click the "Set" button next to it. Wait for a message that says "A function was finished." Turn off the printer to save the changes. Important Safety Warning

Next to , ensure that Main is selected in the dropdown menu (this targets the primary waste ink pad counter).

While Canon officially recommends sending the machine to an authorized service center for a costly repair, there is a professional solution you can deploy right from your desk: the . Before diving into the tool itself, it is

If you reset the counter but the error returns within weeks, you must replace the pad. Here is a condensed guide for the MG2500 series:

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.

The green Power LED will flash for a few moments and then stay lit solid. Your computer may notify you that a new device ("Canon Device" or "USB Printing Support") has been detected. Part 2: Operating the Service Tool v4905 Allows technicians to read, save, or clear the

Every Canon inkjet printer performs regular cleaning cycles to prevent nozzle clogs. During these cycles, a small amount of ink is purged from the printhead into a sponge-like absorbent pad at the bottom of the printer. Over months or years, this pad fills up.

These are the most common errors encountered when using the tool.