Canon Service Tool v4905 is a Windows-based maintenance utility used by technicians to manage Canon inkjet printers. It is primarily known for its ability to reset "waste ink" (ink absorber) counters and perform hardware diagnostics that aren't available through standard consumer menus. Core Functionality
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: canon service tool 4905
Q: Is Canon Service Tool 4905 free?
A: Yes, it is distributed for free online. Beware of scammers selling it. Canon Service Tool v4905 is a Windows-based maintenance
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. Here is a condensed guide for the MG2500
To successfully use the tool without permanently locking up your printer's mainboard, you must follow these operational rules:
The "4905" designation refers to a specific version of the tool. Different versions exist (e.g., 2400, 3200, 4900, 4905), and v4905 is one of the most recent and widely compatible releases. It is particularly known for supporting Canon PIXMA printers with removable print heads and those that use the "QY6-0086" or similar print head assemblies.
USB Connection: For a stable connection and to avoid bricking the firmware, the printer should be connected via a high-quality USB cable rather than Wi-Fi. ⚠️ Important Considerations