The Canon Service Tool V3400 is an official utility software designed for Windows operating systems. It communicates directly with the printer's firmware via a USB connection.
The 006 error almost always means the printer is not properly in Service Mode . Double-check the button-press sequence (Section Part 1). The green light must be solid, not blinking, for the tool to work.
W(p)=k⋅pcap W open paren p close paren equals k center dot p
What or light blinking sequence are you currently seeing? Are you using a Windows or Mac computer?
: Sometimes, service tools are not directly available for download on the main website. Canon might provide them through their support hotlines or specific service tool download sections that are not easily accessible.
No. V3400 is for older models. V3401/V3500 support newer printers like TS7000 series. Using the wrong version can brick your device.
MP230, MP250, MP258, MP280, MP287, MP490, MP497
Q: Can I use the Service Tool V3400 to troubleshoot issues with my Canon printer's ink system? A: Yes, the Service Tool V3400 provides advanced diagnostic tools to help you troubleshoot issues with your Canon printer's ink system.
V3400 works best with older Pixma G, IP, and MG series. Newer models often require V5103 or higher.
Reading the current EEPROM data and error history.