If you're ready to download the Service Tool V3400, click on the link below:
Avoid the "hot" download frenzy. If your printer is out of warranty, buy a $5 waste pad kit and ask a local repair shop to run the tool for you. If it's in warranty, call Canon – they will replace the printer for free. download service tool v3400 printer canon hot
the printer but leave the power cable connected to the wall. If you're ready to download the Service Tool